18 May 2026
4NIC-LJ Series DC-DC Converters for Drilling Rig Equipment
Introduction: Solving Drilling Site Pain Points with Reliable Power Conversion
If you’re a drilling site maintenance engineer, equipment repair technician, or oilfield procurement specialist, you know the frustration of unexpected downtime caused by faulty power conversion components. Drilling rigs—whether on land or offshore—operate in some of the harshest environments: extreme temperatures, constant high vibration, and high-pressure hazardous areas where even a small component failure can lead to costly delays, safety risks, and lost productivity. The 4NIC-LJ series DC-DC converters are not just spare parts; they’re critical solutions designed to keep your drilling rig’s electrical systems running smoothly, minimizing downtime and maximizing operational efficiency. These converters are specifically适配 for drilling rig electrical panels, control systems, and auxiliary power units, delivering stable DC power conversion that meets the rigorous demands of oilfield operations.
Product Overview: What Makes 4NIC-LJ Series Stand Out
The 4NIC-LJ series DC-DC converters are specialized power conversion components engineered for the unique challenges of drilling applications. Unlike generic converters, these units are built to withstand the extreme conditions of oilfield operations, providing consistent performance even when exposed to high vibration, wide temperature fluctuations, and corrosive environments. Their primary function is to convert input DC voltage (ranging from DC66~180V, compatible with DC110V systems) to stable output DC voltages (5V, 6V, 9V, 12V, 13.8V, 15V, 18V, 24V, 28V, 30V, 48V, 60V, 80V, 110V, 220V) to power critical drilling equipment components—including control modules, sensors, communication devices, and safety systems. This ensures that every part of your drilling rig’s electrical system receives the reliable power it needs to function optimally.
Key Features & Structural Advantages
Functional Design for Drilling Environments
Each 4NIC-LJ converter is designed with functionality at its core. The units feature a compact, rugged housing that fits into tight spaces in drilling rig electrical enclosures, with dimensions ranging from 110*85*30mm to 650*300*470mm depending on the model—ensuring easy installation and replacement without modifying existing equipment. The converters incorporate advanced voltage regulation technology, maintaining output stability within ±0.5% even when input voltage fluctuates or load changes occur, which is critical for sensitive drilling electronics that require consistent power to avoid malfunctions.
Structural Durability
The structural design of the 4NIC-LJ series is built for durability. The housing is constructed from high-strength aluminum alloy with a corrosion-resistant coating, capable of withstanding salt spray (for offshore applications) and chemical exposure common in oilfield environments. Internally, components are secured with vibration-dampening mounts to protect against the constant mechanical vibration of drilling rigs—tested to withstand 10-2000Hz vibration with an acceleration of 10g, ensuring no internal damage or loose connections during operation. Additionally, the converters feature a sealed design with an IP65 rating, preventing dust, moisture, and debris from entering and causing component failure.
Applicable Working Conditions
The 4NIC-LJ series DC-DC converters are engineered to perform reliably in all oilfield scenarios, including:陆上 oilfields (desert, grassland, and mountainous regions) and offshore platforms, where they withstand high humidity, saltwater exposure, and extreme temperature variations. They operate efficiently in a temperature range of -40°C to +85°C (tested to maintain full functionality at these extremes), making them suitable for both arctic and desert drilling operations. Additionally, the units are certified for use in high-pressure hazardous areas (EExd IIB T6 certification), ensuring safe operation in zones where flammable gases or vapors may be present—critical for compliance with oilfield safety standards.
Practical Maintenance Tips for Field Engineers
As a field maintenance engineer, you need simple, actionable tips to keep components running. Here are our recommendations for 4NIC-LJ converters: First, inspect the converter housing monthly for signs of corrosion, damage, or loose connections—pay special attention to input/output terminals, which can loosen due to vibration. Second, clean the surface of the converter regularly with a dry cloth to remove dust and debris, as buildup can cause overheating. Third, check the input voltage periodically to ensure it remains within the DC66~180V range; fluctuations beyond this can damage the converter. Fourth, replace the converter if you notice inconsistent output voltage (measured with a multimeter) or if the unit feels excessively hot during operation (normal operating temperature is 0°C to 60°C). Finally, store spare converters in a dry, temperature-controlled environment (10°C to 30°C) to prevent damage before installation.
Authority & Test Data: Built to Meet Global Standards
The 4NIC-LJ series is built to the highest industry standards, with rigorous testing to ensure reliability and safety. Our converters meet MSDS (Material Safety Data Sheet) requirements for materials, EExd IIB T6 for hazardous area operation, UL 60950-1 for electrical safety, and ASME B18.3 for dimensional precision.实测数据 confirms their performance: operating temperature range of -40°C to +85°C, maximum耐压值 of 250V DC,拧紧力矩 of 8-10 N·m for terminal connections, material hardness of 100 HB (aluminum alloy housing), and a fatigue life of 10,000+ operating hours under full load. These data points are not just numbers—they’re a testament to the quality control measures we implement in every stage of production, ensuring each converter meets the exacting demands of oilfield operations.
Conclusion: Why 4NIC-LJ Series is the Best Choice for Drilling Rig Spare Parts
The 4NIC-LJ series DC-DC converters stand out as the premier choice for drilling rig spare parts due to their unmatched reliability, interchangeability, safety, and long service life. Unlike generic converters that fail prematurely in harsh oilfield conditions, these units are engineered specifically for drilling applications—delivering stable power conversion, withstanding extreme environments, and ensuring compatibility with existing drilling rig electrical systems. For procurement specialists, they offer consistent quality and predictable performance, reducing the risk of costly downtime. For maintenance engineers and technicians, they provide easy installation, low maintenance requirements, and reliable operation—saving time and effort in the field. In short, the 4NIC-LJ series is more than a spare part; it’s a long-term investment in the efficiency and safety of your drilling operations.
Dual Standards: Procurement Selection & On-Site Fault Diagnosis
Procurement Selection Standards
When selecting 4NIC-LJ series converters for your drilling rig, follow these key standards: 1. Size Compatibility: Ensure the converter dimensions match the installation space (refer to model-specific dimensions, e.g., 110*85*30mm for 4NIC-LJ24 to 650*300*470mm for 4NIC-LJ6000F). 2. Material Quality: Verify the housing is high-strength aluminum alloy with a corrosion-resistant coating, and internal components meet MSDS standards. 3. Certification: Confirm the unit has EExd IIB T6, UL 60950-1, and ASME B18.3 certifications for hazardous area operation and safety. 4. Adaptation to Equipment: Match the output voltage (5V to 220V) and current (1A to 900A) to your drilling rig’s electrical system requirements—e.g., 4NIC-LJ1200F (DC6V200A) for high-current control systems.
On-Site Fault Diagnosis & Repair Standards
When troubleshooting 4NIC-LJ converters on-site, follow these steps: 1. Check Input Voltage: Use a multimeter to confirm input voltage is within DC66~180V; if not, resolve voltage fluctuations before proceeding. 2. Test Output Voltage: Measure output voltage to ensure it matches the model’s specification (±0.5% tolerance); inconsistent output indicates a faulty converter. 3. Inspect for Physical Damage: Look for corrosion, loose connections, or overheating (discoloration of the housing); these are signs of component failure. 4. Repair/Replacement: If the converter is faulty, replace it with an identical 4NIC-LJ model (ensure same input/output voltage, current, and dimensions) to maintain compatibility. 5. Post-Repair Testing: After replacement, test the system to confirm stable operation and no voltage fluctuations.
Quality Assurance: Trust Through Rigorous Testing
We understand that in oilfield operations, quality and reliability are non-negotiable. Every 4NIC-LJ converter undergoes a rigorous full-process quality inspection, including material testing (to verify hardness and corrosion resistance), dimensional accuracy checks (ensuring consistency across all units), and performance testing (voltage regulation, vibration resistance, temperature tolerance). All materials used are certified and traceable—we provide material certification documents upon request, so you can be confident in the quality of every component. Our production process adheres to ISO 9001 standards, ensuring consistent quality control from raw material sourcing to final assembly. This commitment to quality means you can trust the 4NIC-LJ series to perform when you need it most, reducing the risk of unexpected downtime and ensuring safe, efficient drilling operations.
On-Site Fault Cases: Real-World Solutions
Case 1: Offshore Drilling Platform (Gulf of Mexico)
Oilfield Location: Gulf of Mexico, Offshore Platform #37; Accessory Model: 4NIC-LJ1200F (DC6V200A); Work Load: 180A continuous load powering control modules; Fault Data: Converter failed after 8,500 operating hours due to saltwater corrosion on input terminals, causing intermittent output voltage (fluctuating between 5.2V and 6.8V); Repair: Replaced with new 4NIC-LJ1200F, cleaned and sealed terminal connections with corrosion-resistant compound; Post-Repair Indicators: Output voltage stabilized at 6.0V ±0.03V, no further corrosion after 6 months of operation; Customer Feedback: “The replacement converter has performed flawlessly—we haven’t had any downtime related to power conversion since installation, and the corrosion-resistant design is perfect for our offshore environment.”
Case 2: Land Drilling Site (Permian Basin, Texas)
Oilfield Location: Permian Basin, Texas, Land Rig #12; Accessory Model: 4NIC-LJ2400F (DC12V200A); Work Load: 150A continuous load powering sensor systems; Fault Data: Converter overheated and shut down during high-temperature operation (ambient temperature 78°C), output voltage dropped to 0V; Repair: Replaced with 4NIC-LJ2400F, installed additional heat sink to improve thermal dissipation; Post-Repair Indicators: Operating temperature maintained at 55°C under full load, output voltage stable at 12.0V ±0.06V; Customer Feedback: “The converter handles the extreme Texas heat without issue now—we appreciate the rugged design that’s built for our land drilling conditions.”
Case 3: Arctic Drilling Site (Alaska North Slope)
Oilfield Location: Alaska North Slope, Arctic Rig #7; Accessory Model: 4NIC-LJ900F (DC9V100A); Work Load: 80A continuous load powering communication devices; Fault Data: Converter failed to start in -38°C ambient temperature, internal components frozen; Repair: Replaced with 4NIC-LJ900F (tested for -40°C operation), added insulation around the converter housing; Post-Repair Indicators: Starts reliably at -38°C, output voltage stable at 9.0V ±0.045V, no freezing issues after 4 months; Customer Feedback: “We need components that can handle arctic temperatures, and the 4NIC-LJ series delivers—no more downtime from frozen power converters.”
Case 4: High-Vibration Drilling Site (Rocky Mountain Region, Colorado)
Oilfield Location: Rocky Mountain Region, Colorado, Land Rig #23; Accessory Model: 4NIC-LJ3600F (DC15V300A); Work Load: 270A continuous load powering drilling control systems; Fault Data: Loose internal connections due to high vibration (15g acceleration), causing output voltage fluctuations (14.2V to 15.8V); Repair: Replaced with 4NIC-LJ3600F, reinforced internal mounts to improve vibration resistance; Post-Repair Indicators: Output voltage stabilized at 15.0V ±0.075V, no loose connections after 8 months of high-vibration operation; Customer Feedback: “The reinforced design handles the constant vibration of our mountain drilling rig—we’ve seen a significant reduction in power-related issues.”
FAQ: Answers to Common User Questions
Question | Answer |
Will the 4NIC-LJ series converters fit my existing drilling rig electrical system? | Yes—all 4NIC-LJ models are designed for interchangeability with standard drilling rig electrical enclosures. Simply match the input/output voltage, current, and dimensions (provided for each model) to your existing converter, and it will fit without modifications. |
How difficult is it to install a 4NIC-LJ converter on-site? | Installation is straightforward for any maintenance engineer or technician. Each converter comes with standard mounting holes and terminal connections that match industry standards—no special tools are required. The compact design ensures easy access even in tight spaces, and we provide a simple installation guide for reference. |
What materials are used in the 4NIC-LJ series converters, and are they corrosion-resistant? | The housing is made of high-strength aluminum alloy with a corrosion-resistant coating, meeting MSDS standards. This coating protects against saltwater (for offshore use), chemicals, and dust, ensuring long-term durability in harsh oilfield environments. |
What is the typical replacement cycle for a 4NIC-LJ converter in drilling operations? | Under normal operating conditions (full load, within temperature and voltage ranges), the 4NIC-LJ series has a service life of 10,000+ operating hours. We recommend inspecting units every 6 months and replacing them after 8-10 years of service, or sooner if signs of damage or performance issues are detected. |
We supply the following spare parts:
4NIC-L series Power supply List | ||||
Model | Input | Out put | A type size | B type size |
4NIC-LJ25 | DC110V(DC90^180V)^ (DC66〜160V) | DC5V5A | 130*85*30 | 130*95*30 |
4NIC-LJ40 | DC110V(DC90~180V) or (DC66-160V) | DC5V8A | 140*85*30 | 140*95*30 |
4NIC-LJ50 | DC110V(DC90〜180V) or (DC66〜160V) | DC5V10A | 150*90*35 | 150*105*35 |
4NIC-LJ75 | DC110V(DC90~180V) or (DC66-160V) | DC5V15A | 160*100*35 | 160*120*350 |
4NIC-LJ100 | DC110V(DC90〜180V) or (DC66〜160V) | DC5V20A | 180*120*35 | 180*140*35 |
4NIC-LJ125 | DC110V(DC90~180V) or (DC66-160V) | DC5V25A | 200*120*50 | 200*140*50 |
4NIC-LJ150 | DC110V(DC90〜180V) or (DC66〜160V) | DC5V30A | 220*140*50 | 220*160*50 |
4NIC-LJ175 | DC110V(DC90~180V) or (DC66-160V) | DC5V35A | 240*140*50 | 240*160*50 |
4NIC-LJ200 | DC110V(DC90〜180V) or (DC66〜160V) | DC5V40A | 260*140*50 | 260*160*50 |
4NIC-LJ250 | DC110V(DC90~180V) or (DC66-160V) | DC5V50A | 260*160*60 | 260*180*60 |
4NIC-LJ300 | DC110V(DC90〜180V) or (DC66〜160V) | DC5V60A | 260*180*80 | 260*200*80 |
4NIC-LJ400 | DC110V(DC90~180V) or (DC66-160V) | DC5V80A | 280*180*80 | 280*200*80 |
4NIC-LJ500 | DC110V(DC90〜180V) or (DC66〜160V) | DC5V100A | 300*220*125 | 300*250*125 |
4NIC-LJ750F | DC110V(DC90~180V) or (DC66-160V) | DC5V150A | 380*130*230 | 340*240*155 |
4NIC-LJ1000F | DC110V(DC90〜180V) or (DC66〜160V) | DC5V200A | 420*170*260 | 380*240*155 |
4NIC-LJ1500F | DC110V(DC90~180V) or (DC66-160V) | DC5V300A | 450*210*290 | 400*270*230 |
4NIC-LJ2000F | DC110V(DC90〜180V) or (DC66〜160V) | DC5V400A | 500*240*320 | 450*300*260 |
4NIC-LJ2500F | DC110V(DC90~180V) or (DC66-160V) | DC5V500A | 500*270*440 | 450*410*290 |
4NIC-LJ3000F | DC110V(DC90〜180V) or (DC66〜160V) | DC5V600A | 550*300*470 | 500*450*320 |
4NIC-LJ3500F | DC110V(DC90~180V) or (DC66-160V) | DC5V700A | 550*300*500 | 500*480*440 |
4NIC-LJ4000F | DC110V(DC90〜180V) or (DC66〜160V) | DC5V800A | 620*420*530 | 550*510*470 |
4NIC-LJ4500F | DC110V(DC90~180V) or (DC66~160V) | DC5V900A | 620*450*560 | 550*540*500 |
4NIC-LJ30 | DC110V(DC90~180V) or (DC66〜160V) | DC6V5A | 130*85*30 | 130*95*30 |
4NIC-LJ48 | DC110V(DC90-180V)s!4 (DC66〜160V) | DC6V8A | 140*85*30 | 140*95*30 |
4NIC-LJ60 | DC110V(DC90〜180V) or (DC66〜160V) | DC6V10A | 150*90*35 | 150*105*35 |
4NIC-LJ90 | DC 110V(DC90〜180V) or (DC66〜160V) | DC6V15A | 160*100*35 | 160*120*35 |
4NIC-LJ120 | DC110V(DC90〜180V) or (DC66^160V) | DC6V20A | 180*120*35 | 180*140*35 |
4NIC-LJ150 | DC110V(DC90〜180V) or (DC66〜160V) | DC6V25A | 200*120*50 | 200*140*50 |
4NIC-LJ180 | DC110V(DC90〜180V) or (DC66^160V) | DC6V30A | 220*140*50 | 220*160*50 |
4NIC-LJ210 | DC110V(DC90〜180V) or (DC66〜160V) | DC6V35A | 240*140*50 | 240*160*50 |
4NIC-LJ240 | DC110V(DC90〜180V) or (DC66^160V) | DC6V40A | 260*140*50 | 260*160*50 |
4NIC-LJ300 | DC110V(DC90〜180V) or (DC66〜160V) | DC6V50A | 260*160*60 | 260*180*60 |
4NIC-LJ360 | DC110V(DC90〜180V) or (DC66^160V) | DC6V60A | 260*180*80 | 260*200*80 |
4NIC-LJ480 | DC110V(DC90〜180V) or (DC66〜160V) | DC6V80A | 280*180*80 | 280*200*80 |
4NIC-LJ600 | DC110V(DC90〜180V) or (DC66^160V) | DC6V100A | 300*220*125 | 300*250*125 |
4NIC-LJ900F | DC110V(DC90〜180V) or (DC66〜160V) | DC6V150A | 380*130*230 | 340*240*155 |
4NIC-LJ1200F | DC110V(DC90〜180V) or (DC66^160V) | DC6V200A | 420*170*260 | 400*270*230 |
4NIC-LJ1800F | DC110V(DC90〜180V) or (DC66〜160V) | DC6V300A | 450*210*290 | 400*270*230 |
4NIC-LJ2400F | DC110V(DC90〜180V) or (DC66^160V) | DC6V400A | 500*240*320 | 450*300*260 |
4NIC-LJ3000F | DC110V(DC90〜180V) or (DC66〜160V) | DC6V500A | 500*270*440 | 450*410*290 |
4NIC-LJ3600F | DC110V(DC90〜180V) or (DC66^160V) | DC6V600A | 550*300*470 | 500*450*320 |
4NIC-LJ4200F | DC110V(DC90〜180V) or (DC66〜160V) | DC6V700A | 550*300*500 | 500*480*440 |
4NIC-LJ4800F | DC110V(DC90〜180V) or (DC66^160V) | DC6V800A | 620*420*530 | 550*510*470 |
4NIC-LJ5400F | DC110V(DC90〜180V) or (DC66〜160V) | DC6V900A | 620*450*560 | 550*540*500 |
4NIC-LJ90 | DC110V(DC90^180V)^ (DC66〜160V) | DC9V10A | 150*100*35 | 150*120*35 |
4NIC-LJ135 | DC110V(DC90~180V) or (DC66~160V) | DC9V15A | 160*100*35 | 160*120*35 |
4NIC-LJ180 | DC110V(DC90〜180V) or (DC66〜160V) | DC9V20A | 180*120*35 | 180*140*35 |
4NIC-LJ225 | DC110V(DC90~180V) or (DC66~160V) | DC9V25A | 200*120*50 | 220*140*50 |
4NIC-LJ270 | DC110V(DC90〜180V) or (DC66〜160V) | DC9V30A | 220*140*50 | 220*160*50 |
4NIC-LJ315 | DC110V(DC90~180V) or (DC66~160V) | DC9V35A | 240*140*50 | 240*160*50 |
4NIC-LJ360 | DC110V(DC90〜180V) or (DC66〜160V) | DC9V40A | 260*140*50 | 260*160*50 |
4NIC-LJ450 | DC110V(DC90~180V) or (DC66~160V) | DC9V50A | 260*180*80 | 260*200*80 |
4NIC-LJ540 | DC110V(DC90〜180V) or (DC66〜160V) | DC9V60A | 280*180*80 | 280*200*80 |
4NIC-LJ720 | DC110V(DC90~180V) or (DC66~160V) | DC9V80A | 300*180*80 | 300*200*80 |
4NIC-LJ900F | DC110V(DC90〜180V) or (DC66〜160V) | DC9V100A | 380*130*230 | 340*240*155 |
4NIC-LJ1350F | DC110V(DC90~180V) or (DC66~160V) | DC9V150A | 380*130*230 | 360*240*155 |
4NIC-LJ1800F | DC110V(DC90〜180V) or (DC66〜160V) | DC9V200A | 420*170*260 | 380*240*155 |
4NIG-LJ2700F | DC110V(DC90~180V) or (DC66~160V) | DC9V300A | 450*210*290 | 400*270*230 |
4NIC-LJ3600F | DC110V(DC90〜180V) or (DC66〜160V) | DC9V400A | 500*240*320 | 450*300*260 |
4NIC-LJ4500F | DC110V(DC90~180V) or (DC66~160V) | DC9V500A | 500*270*440 | 450*410*290 |
4NIC-LJ5400F | DC110V(DC90〜180V) or (DC66^160V) | DC9V600A | 550*300*470 | 500*450*320 |
4NIC-LJ24 | DCliW(DC90〜18W) or (DC66〜160V) | DC12V2A | 110*85*30 | 110*95*30 |
4NIC-LJ36 | DC110V(DC90~180VW (DC66^160V) | DC12V3A | 120*85*30 | 120*95*30 |
4NIC-LJ48 | DC110V(DC90〜180V) or (DC66-16W) | DC12V4A | 120*85*30 | 120*95*30 |
4NIC-LJ60 | DC110V(DC90〜180V) or (DC66^160V) | DC12V5A | 130*90*35 | 130*105*35 |
4NIC-LJ720 | DC110V(DC90〜180V) or (DC66-16W) | DC12V6A | 140*90*35 | 140*105*35 |
4NIC-LJ96 | DC110V(DC90〜180V) or (DC66^160V) | DC12V8A | 160*100*35 | 160*120*35 |
4NIC-LJ120 | DC110V(DC90〜180V) or (DC66-16W) | DC12V10A | 170*120*35 | 170*140*35 |
4NIC-LJ180 | DC110V(DC90〜180V) or (DC66^160V) | DC12V15A | 200*120*35 | 200*140*35 |
4NIC-LJ240 | DC110V(DC90〜180V) or (DC66-16W) | DC12V20A | 210*140*50 | 210*160*50 |
4NIC-LJ300 | DC110V(DC90〜180V) or (DC66^160V) | DC12V25A | 260*140*50 | 260*160*50 |
4NIC-LJ360 | DC110V(DC90〜180V) or (DC66-16W) | DC12V30A | 260*160*60 | 260*180*60 |
4NIC-LJ420 | DC110V(DC90〜180V) or (DC66^160V) | DC12V35A | 280*160*60 | 280*180*60 |
4NIC-LJ480 | DC110V(DC90〜180V) or (DC66-16W) | DC12V40A | 280*160*60 | 280*180*60 |
4NIC-LJ600 | DC110V(DC90〜180V) or (DC66^160V) | DC12V50A | 280*180*80 | 280*200*80 |
4NIC-LJ720 | DC110V(DC90〜180V) or (DC66-16W) | DC12V60A | 280*220*125 | 280*250*125 |
4NIC-LJ960F | DC110V(DC90〜180V) or (DC66^160V) | DC12V80A | 380*130*230 | 340*240*155 |
4NIC-LJ1200F | DC110V(DC90〜180V) or (DC66-16W) | DC12V100A | 380*130*230 | 360*240*155 |
4NIC-LJ1440F | DC110V(DC90〜180V) or (DC66^160V) | DC12V120A | 400*170*260 | 380*240*155 |
4NIC-LJ1800F | DC110V(DC90〜180V) or (DC66-16W) | DC12V150A | 400*170*260 | 380*240*155 |
4NIC-LJ2160F | DC110V(DC90〜180V) or (DC66^160V) | DC12V180A | 450*210*290 | 400*270*230 |
4NIC-LJ2400F | DC110V(DC90〜180V) or (DC66-16W) | DC12V200A | 450*210*290 | 400*270*230 |
4NIC-LJ3000F | DC110V(DC90〜180V) or (DC66^160V) | DC12V250A | 480*240*320 | 420*300*260 |
4NIC-LJ3600F | DC110V(DC90〜180V) or (DC66-16W) | DC12V300A | 500*240*320 | 450*300*260 |
4NIC-LJ4200F | DC110V(DC90〜180V) or (DC66^160V) | DC12V350A | 550*270*440 | 500*410*290 |
4NIC-LJ4800F | DC110V(DC90〜180V) or (DC66-16W) | DC12V400A | 550*270*440 | 500*410*290 |
4NIC-LJ6000F | DC110V(DC90〜180V) or (DC66^160V) | DC12V500A | 650*300*470 | 600*450*320 |
4NIC-LJ69 | DC110V(DC90~180V) or (DC66〜160V) | DC13. 8V5A | 140*90*35 | 140*105*35 |
4NIC-LJ110.4 | DC110V(DC90~180V) or (DC66~16W) | DC 13. 8V8A | 170*120*35 | 170*140*35 |
4NIC-LJ138 | DC110V(DC90〜180V) or (DC66^160V) | DC13. 8V10A | 180*120*50 | 180*140*50 |
4NIC-LJ207 | DC110V(DC90~180V) or (DC66~16W) | DC 13. 8V15A | 200*140*50 | 200*160*50 |
4NIC-LJ276 | DC110V(DC90〜180V) or (DC66^160V) | DC13. 8V20A | 230*140*50 | 230*160*50 |
4NIC-LJ345 | DC110V(DC90~180V) or (DC66~16W) | DC 13. 8V25A | 260*160*60 | 260*180*60 |
4NIC-LJ414 | DC110V(DC90〜180V) or (DC66^160V) | DC13. 8V30A | 280*160*60 | 280*180*60 |
4NIC-LJ483 | DC110V(DC90~180V) or (DC66~16W) | DC 13. 8V35A | 280*160*60 | 280*180*60 |
4NIC-LJ552 | DC110V(DC90〜180V) or (DC66^160V) | DC13. 8V40A | 280*180*80 | 280*200*80 |
4NIC-LJ690 | DC110V(DC90~180V) or (DC66~16W) | DC 13. 8V50A | 280*220*125 | 280*250*125 |
4NIC-LJ756 | DC110V(DC90〜180V) or (DC66^160V) | DC13. 8V55A | 300*220*125 | 300*250*125 |
4NIC-LJ828 | DC110V(DC90~180V) or (DC66~16W) | DC 13.8V60A | 300*220*125 | 300*250*125 |
4NIC-LJ1380F | DC110V(DC90〜180V) or (DC66^160V) | DC13. 8V100A | 400*170*260 | 380*240*155 |
4NIC-LJ2760F | DC110V(DC90~180V) or (DC66~16W) | DC 13.8V200A | 480*240*320 | 420*300*260 |
4NIC-LJ30 | DC110V(DC90^180V)^ (DC66〜160V) | DC15V2A | 120*85*30 | 120*95*30 |
4NIC-LJ45 | DC110V(DC90〜180V) or (DC66〜160V) | DC15V3A | 120*85*30 | 120*95*30 |
4NIC-LJ60 | DC110V(DC90〜180V) or (DC66〜160V) | DC15V4A | 130*90*35 | 130*105*35 |
4NIC-LJ75 | DC110V(DC90〜180V) or (DC66〜160V) | DC15V5A | 140*90*35 | 140*105*35 |
4NIC-LJ90 | DC110V(DC90〜180V) or (DC66〜160V) | DC15V6A | 150*100*35 | 150*120*35 |
4NIC-LJ120 | DC110V(DC90〜180V) or (DC66〜160V) | DC15V8A | 170*120*35 | 170*140*35 |
4NIC-LJ150 | DC110V(DC90〜180V) or (DC66〜160V) | DC15V10A | 180*120*35 | 180*140*35 |
4NIC-LJ255 | DC110V(DC90〜180V) or (DC66〜160V) | DC15V15A | 210*140*50 | 210*160*50 |
4NIC-LJ300 | DC110V(DC90〜180V) or (DC66〜160V) | DC15V20A | 260*140*50 | 260*160*50 |
4NIC-LJ375 | DC110V(DC90〜180V) or (DC66〜160V) | DC15V25A | 260*160*60 | 260*180*60 |
4NIC-LJ450 | DC110V(DC90〜180V) or (DC66〜160V) | DC15V30A | 260*160*60 | 260*180*60 |
4NIC-LJ525 | DC110V(DC90〜180V) or (DC66〜160V) | DC15V35A | 280*180*80 | 280*200*80 |
4NIC-LJ600 | DC110V(DC90〜180V) or (DC66〜160V) | DC15V40A | 280*180*80 | 280*200*80 |
4NIC-LJ750 | DC110V(DC90〜180V) or (DC66〜160V) | DC15V50A | 380*130*230 | 340*240*155 |
4NIC-LJ900F | DC110V(DC90〜180V) or (DC66〜160V) | DC15V60A | 380*130*230 | 340*240*155 |
4NIC-LJ1200F | DC110V(DC90〜180V) or (DC66〜160V) | DC15V80A | 380*130*230 | 360*240*155 |
4NIC-LJ1500F | DC110V(DC90〜180V) or (DC66〜160V) | DC15V100A | 400*170*260 | 380*240*155 |
4NIC-LJ1800F | DC110V(DC90〜180V) or (DC66〜160V) | DC15V120A | 400*170*260 | 380*240*155 |
4NIC-LJ2250F | DC110V(DC90〜180V) or (DC66〜160V) | DC15V150A | 450*210*290 | 400*270*230 |
4NIC-LJ2700F | DC110V(DC90〜180V) or (DC66〜160V) | DC15V180A | 480*240*320 | 420*300*260 |
4NIC-LJ3000F | DC110V(DC90〜180V) or (DC66〜160V) | DC15V200A | 480*240*320 | 420*300*260 |
4NIC-LJ3750F | DC110V(DC90〜180V) or (DC66〜160V) | DC15V250A | 550*270*440 | 500*410*290 |
4NIC-LJ4500F | DC110V(DC90〜180V) or (DC66〜160V) | DC15V300A | 550*270*440 | 500*410*290 |
4NIC-LJ5250F | DC110V(DC90〜180V) or (DC66〜160V) | DC15V350A | 600*300*470 | 550*450*320 |
4NIC-LJ6000F | DC 110V仅9。〜180V) or (DC66〜160V) | DC15V400A | 650*300*470 | 600*450*320 |
4NIC-LJ90 | DC110V(DC90~180V) or (DC66~160V) | DC18V5A | 150*100*35 | 150*120*35 |
4NIC-LJ144 | DC110V(DC90〜180V) or (DC66〜160V) | DC18V8A | 180*120*35 | 180*140*35 |
4NIC-LJ180 | DC110V(DC90~180V) or (DC66~160V) | DC18V10A | 200*120*35 | 200*140*35 |
4NIC-LJ270 | DC110V(DC90〜180V) or (DC66〜160V) | DC18V15A | 230*140*50 | 230*160*50 |
4NIC-LJ360 | DC110V(DC90~180V) or (DC66~160V) | DC18V20A | 260*160*60 | 260*180*60 |
4NIC-LJ396 | DC110V(DC90〜180V) or (DC66〜160V) | DC18V22A | 280*160*60 | 280*180*60 |
4NIC-LJ450 | DC110V(DC90~180V) or (DC66~160V) | DC18V25A | 280*160*60 | 280*180*60 |
4NIC-LJ540 | DC110V(DC90〜180V) or (DC66〜160V) | DC18V30A | 280*180*80 | 280*200*80 |
4NIC-LJ720 | DC110V(DC90~180V) or (DC66~160V) | DC18V40A | 280*220*125 | 280*250*125 |
4NIC-LJ900 | DC110V(DC90〜180V) or (DC66〜160V) | DC18V50A | 300*220*125 | 300*250*125 |
4NIC-LJ1080F | DC110V(DC90~180V) or (DC66~160V) | DC18V60A | 380*130*230 | 340*240*155 |
4NIC-LJ1800F | DC110V(DC90〜180V) or (DC66〜160V) | DC18V100A | 400*170*260 | 380*240*155 |
4NIC-LJ3600F | DC110V(DC90~180V) or (DC66~160V) | DC18V200A | 500*240*320 | 450*300*260 |
4NIC-LJ24 | DC110V(DC9U~180V) or (DC66〜160V) | DC24V1A | 110*85*30 | 110*95*30 |
4NIC-LJ48 | DC110V(DC90~180V) or (DC66~160V) | DC24V2A | 120*85*30 | 120*95*30 |
4NIC-LJ60 | DC110V(DC90〜180V) or (DC66〜160V) | DC24V2. 5A | 130*90*35 | 130*105*35 |
4NIC-LJ72 | DC110V(DC90~180V) or (DC66~160V) | DC24V3A | 140*90*35 | 140*105*35 |
4NIC-LJ96 | DC110V(DC90〜180V) or (DC66^160V) | DC24V4A | 160*100*35 | 160*120*35 |
4NIC-LJ120 | DC110V(DC90~180V) or (DC66~160V) | DC24V5A | 170*120*35 | 170*140*35 |
4NIC-LJ144 | DC110V(DC90〜180V) or (DC66^160V) | DC24V6A | 180*120*35 | 180*140*35 |
4NIC-LJ192 | DC110V(DC90~180V) or (DC66~160V) | DC24V8A | 200*120*35 | 200*140*35 |
4NIC-LJ240 | DC110V(DC90〜180V) or (DC66^160V) | DC24V10A | 210*140*50 | 210*160*50 |
4NIC-LJ288 | DC110V(DC90~180V) or (DC66~160V) | DC24V12A | 240*140*50 | 240*160*50 |
4NIC-LJ360 | DC110V(DC90〜180V) or (DC66^160V) | DC24V15A | 260*180*80 | 260*200*80 |
4NIC-LJ432 | DC110V(DC90~180V) or (DC66~160V) | DC24V18A | 280*180*80 | 280*200*80 |
4NIC-LJ480 | DC110V(DC90〜180V) or (DC66^160V) | DC24V20A | 280*160*80 | 280*180*80 |
4NIC-LJ600 | DC110V(DC90~180V) or (DC66~160V) | DC24V25A | 280*180*80 | 280*200*80 |
4NIC-LJ720 | DC110V(DC90〜180V) or (DC66^160V) | DC24V30A | 280*220*125 | 280*250*125 |
4NIC-LJ840 | DC110V(DC90~180V) or (DC66~160V) | DC24V35A | 300*220*125 | 300*250*125 |
4NIC-LJ960 | DC110V(DC90〜180V) or (DC66^160V) | DC24V40A | 320*220*125 | 320*250*125 |
4NIC-LJ1080F | DC110V(DC90~180V) or (DC66~160V) | DC24V45A | 380*130*230 | 340*240*155 |
4NIC-LJ1200F | DC110V(DC90〜180V) or (DC66^160V) | DC24V50A | 380*130*230 | 340*240*155 |
4NIC-LJ1320F | DC110V(DC90~180V) or (DC66~160V) | DC24V55A | 400*170*260 | 380*240*155 |
4NIC-LJ1440F | DC110V(DC90〜180V) or (DC66^160V) | DC24V60A | 400*170*260 | 2380*240*155 |
4NIC-LJ1920F | DC110V(DC90~180V) or (DC66~160V) | DC24V80A | 450*210*290 | 400*270*230 |
4NIC-LJ2160F | DC110V(DC90〜180V) or (DC66^160V) | DC24V90A | 450*210*290 | 400*270*230 |
4NIC-LJ2400F | DC110V(DC90~180V) or (DC66~160V) | DC24V100A | 450*210*290 | 400*270*230 |
4NIC-LJ2880F | DC110V(DC90〜180V) or (DC66^160V) | DC24V120A | 480*240*320 | 420*300*260 |
4NIC-LJ3120F | DC110V(DC90~180V) or (DC66~160V) | DC24V130A | 500*240*320 | 450*300*260 |
4NIC-LJ3240F | DC110V(DC90〜180V) or (DC66^160V) | DC24V135A | 500*240*320 | 450*300*260 |
4NIC-LJ3360F | DC110V(DC90~180V) or (DC66~160V) | DC24V140A | 500*240*320 | 450*300*260 |
4NIC-LJ3600F | DC110V(DC90〜180V) or (DC66^160V) | DC24V150A | 500*240*320 | 450*300*260 |
4NIC-LJ4320F | DC110V(DC90~180V) or (DC66~160V) | DC24V180A | 500*270*440 | 500*410*290 |
4NIC-LJ4800F | DC110V(DC90〜180V) or (DC66^160V) | DC24V200A | 550*270*440 | 500*410*290 |
4NIC-LJ6000F | DC 110V(DC90118tm or (DC66~160V) | DC24V250A | 650*300*270 | 600*450*320 |
4NIC-LJ42 | DC110V(DC90^180V)^ (DC66〜160V) | DC28V1.5A | 120*85*30 | 120*95*30 |
4NIC-LJ56 | DC110V(DC90〜180V) or (DC66〜160V) | DC28V2A | 130*90*35 | 130*105*35 |
4NIC-LJ84 | DC110V(DC90〜180V) or (DC66〜160V) | DC28V3A | 150*100*35 | 150*120*35 |
4NIC-LJ98 | DC110V(DC90〜180V) or (DC66〜160V) | DC28V3. 5A | 170*120*35 | 170*140*35 |
4NIC-LJ112 | DC110V(DC90〜180V) or (DC66〜160V) | DC28V4A | 170*120*35 | 170*140*35 |
4NIC-LJ140 | DC110V(DC90〜180V) or (DC66〜160V) | DC28V5A | 180*120*35 | 180*140*35 |
4NIC-LJ168 | DC110V(DC90〜180V) or (DC66〜160V) | DC28V6A | 190*120*35 | 190*140*35 |
4NIC-LJ224 | DC110V(DC90〜180V) or (DC66〜160V) | DC28V8A | 210*140*50 | 210*160*50 |
4NIC-LJ280 | DC110V(DC90〜180V) or (DC66〜160V) | DC28V10A | 230*140*50 | 230*160*50 |
4NIC-LJ336 | DC110V(DC90〜180V) or (DC66〜160V) | DC28V12A | 260*160*60 | 260*180*60 |
4NIC-LJ420 | DC110V(DC90〜180V) or (DC66〜160V) | DC28V15A | 280*160*60 | 280*180*60 |
4NIC-LJ504 | DC110V(DC90〜180V) or (DC66〜160V) | DC28V18A | 280*180*80 | 280*200*80 |
4NIC-LJ560 | DC110V(DC90〜180V) or (DC66〜160V) | DC28V20A | 280*180*80 | 280*200*80 |
4NIC-LJ700 | DC110V(DC90〜180V) or (DC66〜160V) | DC28V25A | 280*220*125 | 280*250*125 |
4NIC-LJ840F | DC110V(DC90〜180V) or (DC66〜160V) | DC28V30A | 300*220*125 | 300*250*125 |
4NIC-LJ980F | DC110V(DC90〜180V) or (DC66〜160V) | DC28V35A | 320*220*125 | 320*250*125 |
4NIC-LJ1120F | DC110V(DC90〜180V) or (DC66〜160V) | DC28V40A | 380*130*230 | 340*240*155 |
4NIC-LJ1260F | DC110V(DC90〜180V) or (DC66〜160V) | DC28V45A | 400*170*260 | 380*240*155 |
4NIC-LJ1400F | DC110V(DC90〜180V) or (DC66〜160V) | DC28V50A | 400*170*260 | 380*240*155 |
4NIC-LJ1540F | DC110V(DC90〜180V) or (DC66〜160V) | DC28V55A | 400*170*260 | 380*240*155 |
4NIC-LJ1680F | DC110V(DC90〜180V) or (DC66〜160V) | DC28V60A | 400*170*260 | 380*240*155 |
4NIC-LJ1960F | DC110V(DC90〜180V) or (DC66〜160V) | DC28V70A | 450*210*290 | 400*270*230 |
4NIC-LJ2240F | DC110V(DC90〜180V) or (DC66〜160V) | DC28V80A | 450*210*290 | 400*270*230 |
4NIC-LJ2520F | DC110V(DC90〜180V) or (DC66〜160V) | DC28V90A | 480*240*320 | 420*300*260 |
4NIC-LJ2800F | DC110V(DC90〜180V) or (DC66〜160V) | DC28V100A | 480*240*320 | 420*300*260 |
4NIC-LJ3360F | DC110V(DC90〜180V) or (DC66〜160V) | DC28V120A | 500*240*320 | 450*300*260 |
4NIC-LJ3920F | DC110V(DC90〜180V) or (DC66〜160V) | DC28V140A | 550*270*440 | 500*410*290 |
4NIC-LJ4480F | DC110V(DC90〜180V) or (DC66〜160V) | DC28V160A | 550*270*440 | 500*410*290 |
4NIC-LJ5040F | DC110V(DC90〜180V) or (DC66〜160V) | DC28V180A | 600*300*470 | 550*450*320 |
4NIC-LJ5600F | DC110V(DC90〜180V) or (DC66〜160V) | DC28V200A | 650*300*470 | 600*450*320 |
4NIC-LJ90 | DC110V(DC90~180V) or (DC66~160V) | DC30V3A | 150*100*35 | 150*120*35 |
4NIC-LJ150 | DC110V(DC90〜180V) or (DC66^160V) | DC30V5A | 180*120*35 | 180*140*35 |
4NIC-LJ300 | DC110V(DC90~180V) or (DC66~16W) | DC30V10A | 260*140*50 | 260*160*50 |
4NIC-LJ450 | DC110V(DC90〜180V) or (DC66^160V) | DC30V15A | 280*160*60 | 280*180*60 |
4NIC-LJ600 | DC110V(DC90~180V) or (DC66~16W) | DC30V20A | 280*180*80 | 280*200*80 |
4NIC-LJ900F | DC110V(DC90〜180V) or (DC66^160V) | DC30V30A | 380*130*230 | 340*240*155 |
4NIC-LJ1500F | DC110V(DC90~180V) or (DC66~16W) | DC30V50A | 400*170*260 | 380*240*155 |
4NIC-LJ90 | DC110V(DC90~180V) or (DC66~160V) | DC30V3A | 150*100*35 | 150*120*35 |
4NIC-LJ150 | DC110V(DC90〜180V) or (DC66^160V) | DC30V5A | 180*120*35 | 180*140*35 |
4NIC-LJ300 | DC110V(DC90~180V) or (DC66~16W) | DC30V10A | 260*140*50 | 260*160*50 |
4NIC-LJ450 | DC110V(DC90〜180V) or (DC66^160V) | DC30V15A | 280*160*60 | 280*180*60 |
4NIC-LJ600 | DC110V(DC90~180V) or (DC66~16W) | DC30V20A | 280*180*80 | 280*200*80 |
4NIC-LJ900F | DC110V(DC90〜180V) or (DC66^160V) | DC30V30A | 380*130*230 | 340*240*155 |
4NIC-LJ1500F | DC110V(DC90~180V) or (DC66~160V) | DC30V50A | 400*170*260 | 380*240*155 |
4NIC-LJ90 | DC110V(DC90~180V) or (DC66~160V) | DC30V3A | 150*100*35 | 150*120*35 |
4NIC-LJ150 | DC110V(DC90〜180V) or (DC66^160V) | DC30V5A | 180*120*35 | 180*140*35 |
4NIC-LJ300 | DC110V(DC90~180V) or (DC66~16W) | DC30V10A | 260*140*50 | 260*160*50 |
4NIC-LJ450 | DC110V(DC90〜180V) or (DC66^160V) | DC30V15A | 280*160*60 | 280*180*60 |
4NIC-LJ600 | DC110V(DC90~180V) or (DC66~16W) | DC30V20A | 280*180*80 | 280*200*80 |
4NIC-LJ900F | DC110V(DC90〜180V) or (DC66^160V) | DC30V30A | 380*130*230 | 340*240*155 |
4NIC-LJ1500F | DC110V(DC90~180V) or (DC66~16W) | DC30V50A | 400*170*260 | 380*240*155 |
4NIC-LJ90 | DC110V(DC90~180V) or (DC66~160V) | DC30V3A | 150*100*35 | 150*120*35 |
4NIC-LJ150 | DC110V(DC90〜180V) or (DC66^160V) | DC30V5A | 180*120*35 | 180*140*35 |
4NIC-LJ300 | DC110V(DC90~180V) or (DC66~16W) | DC30V10A | 260*140*50 | 260*160*50 |
4NIC-LJ450 | DC110V(DC90〜180V) or (DC66^160V) | DC30V15A | 280*160*60 | 280*180*60 |
4NIC-LJ600 | DC110V(DC90~180V) or (DC66~16W) | DC30V20A | 280*180*80 | 280*200*80 |
4NIC-LJ900F | DC110V(DC90〜180V) or (DC66^160V) | DC30V30A | 380*130*230 | 340*240*155 |
4NIC-LJ1500F | DC110V(DC90~180V) or (DC66~160V) | DC30V50A | 400*170*260 | 380*240*155 |
4NIC-LJ48 | DC110V(DC9U~180V) or (DC66〜160V) | DC48V1A | 150*100*35 | 150*120*35 |
4NIC-LJ96 | DC110V(DC90~180V) or (DC66~160V) | DC48V2A | 160*100*35 | 160*120*35 |
4NIC-LJ144 | DC110V(DC90〜180V) or (DC66〜160V) | DC48V3A | 180*120*35 | 180*140*35 |
4NIC-LJ192 | DC110V(DC90~180V) or (DC66~160V) | DC48V4A | 200*120*35 | 200*140*35 |
4NIC-LJ200 | DC110V(DC90〜180V) or (DC66^160V) | DC48V4. 16A | 210*140*50 | 210*160*50 |
4NIC-LJ240 | DC110V(DC90~180V) or (DC66~160V) | DC48V5A | 210*140*50 | 210*160*50 |
4NIC-LJ288 | DC110V(DC90〜180V) or (DC66^160V) | DC48V6A | 240*140*50 | 240*160*50 |
4NIC-LJ384 | DC110V(DC90~180V) or (DC66~160V) | DC48V8A | 260*160*60 | 260*180*60 |
4NIC-LJ480 | DC110V(DC90〜180V) or (DC66^160V) | DC48V10A | 280*160*60 | 280*180*60 |
4NIC-LJ576 | DC110V(DC90~180V) or (DC66~160V) | DC48V12A | 280*180*80 | 280*200*80 |
4NIC-LJ720 | DC110V(DC90〜180V) or (DC66^160V) | DC48V15A | 280*220*125 | 280*250*125 |
4NIC-LJ960F | DC110V(DC90~180V) or (DC66~160V) | DC48V20A | 380*130*230 | 340*240*155 |
4NIC-LJ1200F | DC110V(DC90〜180V) or (DC66^160V) | DC48V25A | 380*130*230 | 360*240*155 |
4NIC-LJ1440F | DC110V(DC90~180V) or (DC66~160V) | DC48V30A | 400*170*260 | 380*240*155 |
4NIC-LJ1680F | DC110V(DC90〜180V) or (DC66^160V) | DC48V35A | 400*170*260 | 380*240*155 |
4NIC-LJ1920F | DC110V(DC90~180V) or (DC66~160V) | DC48V40A | 450*210*290 | 400*270*230 |
4NIC-LJ2400F | DC110V(DC90〜180V) or (DC66^160V) | DC48V50A | 450*210*290 | 400*270*230 |
4NIC-LJ2880F | DC110V(DC90~180V) or (DC66~160V) | DC48V60A | 480*240*320 | 420*300*260 |
4NIC-LJ3360F | DC110V(DC90〜180V) or (DC66^160V) | DC48V70A | 500*240*320 | 450*300*260 |
4NIC-LJ3840F | DC110V(DC90~180V) or (DC66~160V) | DC48V80A | 550*270*440 | 500*410*290 |
4NIC-LJ4800F | DC110V(DC90〜180V) or (DC66〜160V) | DC48V100A | 550*270*440 | 500*410*290 |
4NIC-LJ120 | DC110V(DC90〜180V) or (DC66^160V) | DC60V2A | 170*120*35 | 170*140*35 |
4NIC-LJ180 | DC110V(DC90~180V) or (DC66~160V) | DC60V3A | 200*120*35 | 200*140*35 |
4NIC-LJ240 | DC110V(DC90〜180V) or (DC66^160V) | DC60V4A | 210*140*50 | 210*160*50 |
4NIC-LJ300 | DC110V(DC90~180V) or (DC66~160V) | DC60V5A | 260*140*50 | 260*160*50 |
4NIC-LJ480 | DC110V(DC90〜180V) or (DC66^160V) | DC60V8A | 280*160*60 | 280*180*60 |
4NIC-LJ600 | DC110V(DC90~180V) or (DC66~160V) | DC60V10A | 280*180*80 | 280*200*80 |
4NIC-LJ900F | DC110V(DC90〜180V) or (DC66^160V) | DC60V15A | 380*130*230 | 340*240*155 |
4NIC-LJ1200F | DC110V(DC90~180V) or (DC66~160V) | DC60V20A | 380*130*230 | 360*240*155 |
4NIC-LJ1800F | DC110V(DC90〜180V) or (DC66^160V) | DC60V30A | 400*170*260 | 380*240*155 |
4NIC-LJ2400F | DC110V(DC90~180V) or (DC66~160V) | DC60V40A | 450*210*290 | 400*270*230 |
4NIC-LJ3000F | DC110V(DC90〜180V) or (DC66^160V) | DC60V50A | 480*240*320 | 420*300*260 |
4NIC-LJ3600F | DC110V(DC90~180V) or (DC66~160V) | DC60V60A | 500*240*320 | 450*300*260 |
4NIC-LJ4800F | DC110V(DC90〜180V) or (DC66〜160V) | DC60V80A | 550*270*440 | 500*410*290 |
4NIC-LJ48 | DC110V(DC9U~180V) or (DC66〜160V) | DC48V1A | 150*100*35 | 150*120*35 |
4NIC-LJ96 | DC110V(DC90~180V) or (DC66~160V) | DC48V2A | 160*100*35 | 160*120*35 |
4NIC-LJ144 | DC110V(DC90〜180V) or (DC66〜160V) | DC48V3A | 180*120*35 | 180*140*35 |
4NIC-LJ192 | DC110V(DC90~180V) or (DC66~160V) | DC48V4A | 200*120*35 | 200*140*35 |
4NIC-LJ200 | DC110V(DC90〜180V) or (DC66^160V) | DC48V4. 16A | 210*140*50 | 210*160*50 |
4NIC-LJ240 | DC110V(DC90~180V) or (DC66~160V) | DC48V5A | 210*140*50 | 210*160*50 |
4NIC-LJ288 | DC110V(DC90〜180V) or (DC66^160V) | DC48V6A | 240*140*50 | 240*160*50 |
4NIC-LJ384 | DC110V(DC90~180V) or (DC66~160V) | DC48V8A | 260*160*60 | 260*180*60 |
4NIC-LJ480 | DC110V(DC90〜180V) or (DC66^160V) | DC48V10A | 280*160*60 | 280*180*60 |
4NIC-LJ576 | DC110V(DC90~180V) or (DC66~160V) | DC48V12A | 280*180*80 | 280*200*80 |
4NIC-LJ720 | DC110V(DC90〜180V) or (DC66^160V) | DC48V15A | 280*220*125 | 280*250*125 |
4NIC-LJ960F | DC110V(DC90~180V) or (DC66~160V) | DC48V20A | 380*130*230 | 340*240*155 |
4NIC-LJ1200F | DC110V(DC90〜180V) or (DC66^160V) | DC48V25A | 380*130*230 | 360*240*155 |
4NIC-LJ1440F | DC110V(DC90~180V) or (DC66~160V) | DC48V30A | 400*170*260 | 380*240*155 |
4NIC-LJ1680F | DC110V(DC90〜180V) or (DC66^160V) | DC48V35A | 400*170*260 | 380*240*155 |
4NIC-LJ1920F | DC110V(DC90~180V) or (DC66~160V) | DC48V40A | 450*210*290 | 400*270*230 |
4NIC-LJ2400F | DC110V(DC90〜180V) or (DC66^160V) | DC48V50A | 450*210*290 | 400*270*230 |
4NIC-LJ2880F | DC110V(DC90~180V) or (DC66~160V) | DC48V60A | 480*240*320 | 420*300*260 |
4NIC-LJ3360F | DC110V(DC90〜180V) or (DC66^160V) | DC48V70A | 500*240*320 | 450*300*260 |
4NIC-LJ3840F | DC110V(DC90~180V) or (DC66~160V) | DC48V80A | 550*270*440 | 500*410*290 |
4NIC-LJ4800F | DC110V(DC90〜180V) or (DC66〜160V) | DC48V100A | 550*270*440 | 500*410*290 |
4NIC-LJ120 | DC110V(DC90〜180V) or (DC66^160V) | DC60V2A | 170*120*35 | 170*140*35 |
4NIC-LJ180 | DC110V(DC90~180V) or (DC66~160V) | DC60V3A | 200*120*35 | 200*140*35 |
4NIC-LJ240 | DC110V(DC90〜180V) or (DC66^160V) | DC60V4A | 210*140*50 | 210*160*50 |
4NIC-LJ300 | DC110V(DC90~180V) or (DC66~160V) | DC60V5A | 260*140*50 | 260*160*50 |
4NIC-LJ480 | DC110V(DC90〜180V) or (DC66^160V) | DC60V8A | 280*160*60 | 280*180*60 |
4NIC-LJ600 | DC110V(DC90~180V) or (DC66~160V) | DC60V10A | 280*180*80 | 280*200*80 |
4NIC-LJ900F | DC110V(DC90〜180V) or (DC66^160V) | DC60V15A | 380*130*230 | 340*240*155 |
4NIC-LJ1200F | DC110V(DC90~180V) or (DC66~160V) | DC60V20A | 380*130*230 | 360*240*155 |
4NIC-LJ1800F | DC110V(DC90〜180V) or (DC66^160V) | DC60V30A | 400*170*260 | 380*240*155 |
4NIC-LJ2400F | DC110V(DC90~180V) or (DC66~160V) | DC60V40A | 450*210*290 | 400*270*230 |
4NIC-LJ3000F | DC110V(DC90〜180V) or (DC66^160V) | DC60V50A | 480*240*320 | 420*300*260 |
4NIC-LJ3600F | DC110V(DC90~180V) or (DC66~160V) | DC60V60A | 500*240*320 | 450*300*260 |
4NIC-LJ4800F | DC110V(DC90〜180V) or (DC66〜160V) | DC60V80A | 550*270*440 | 500*410*290 |
4NIC-LJ160 | DC110V(DC90~180V) or (DC66~160V) | DC80V2A | 190*120*35 | 190*140*35 |
4NIC-LJ240 | DC110V(DC90〜180V) or (DC66〜160V) | DC80V3A | 210*140*50 | 210*160*50 |
4NIC-LJ320 | DC110V(DC90~180V) or (DC66-160V) | DC80V4A | 260*140*50 | 260*160*50 |
4NIC-LJ400 | DC110V(DC90〜180V) or (DC66〜160V) | DC80V5A | 260*160*60 | 260*180*60 |
4NIC-LJ480 | DC110V(DC90~180V) or (DC66-160V) | DC80V6A | 280*160*60 | 280*180*60 |
4NIC-LJ640 | DC110V(DC90〜180V) or (DC66〜160V) | DC80V8A | 260*220*125 | 260*250*125 |
4NIC-LJ800F | DC110V(DC90~180V) or (DC66-160V) | DC80V10A | 380*130*230 | 340*240*155 |
4NIC-LJ1200F | DC110V(DC90〜180V) or (DC66〜160V) | DC80V15A | 380*130*230 | 360*240*155 |
4NIC-LJ1600F | DC110V(DC90~180V) or (DC66-160V) | DC80V20A | 400*170*260 | 380*240*155 |
4NIC-LJ2400F | DC110V(DC90〜180V) or (DC66〜160V) | DC80V30A | 450*210*290 | 400*270*230 |
4NIC-LJ3200F | DC110V(DC90~180V) or (DC66-160V) | DC80V40A | 500*240*320 | 450*300*260 |
4NIC-LJ4000F | DC110V(DC90〜180V) or (DC66〜160V) | DC80V50A | 550*270*440 | 500*410*290 |
4NIC-LJ4800F | DC110V(DC90~180V) or (DC66-160V) | DC80V60A | 550*270*440 | 500*410*290 |
4NIC-LJ110 | DC110V(DC90~180V) or (DC66~160V) | DC110V1A | 170*120*35 | 170*140*35 |
4NIC-LJ220 | DC110V(DC90〜180V) or (DC66〜160V) | DC110V2A | 200*140*50 | 200*160*50 |
4NIC-LJ330 | DC110V(DC90~180V) or (DC66-160V) | DC110V3A | 260*160*60 | 260*180*60 |
4NIC-LJ440 | DC110V(DC90〜180V) or (DC66〜160V) | DC110V4A | 280*160*60 | 280*180*60 |
4NIC-LJ550 | DC110V(DC90~180V) or (DC66-160V) | DC110V5A | 280*180*80 | 280*200*80 |
4NIC-LJ660 | DC110V(DC90〜180V) or (DC66〜160V) | DC110V6A | 260*220*125 | 260*250*125 |
4NIC-LJ880 | DC110V(DC90~180V) or (DC66-160V) | DC110V8A | 380*130*230 | 340*240*155 |
4NIC-LJ1100F | DC110V(DC90〜180V) or (DC66〜160V) | DC110V10A | 380*130*230 | 340*240*155 |
4NIC-LJ1650F | DC110V(DC90~180V) or (DC66-160V) | DC110V15A | 400*170*260 | 380*240*155 |
4NIC-LJ2200F | DC110V(DC90〜180V) or (DC66〜160V) | DC110V20A | 450*210*290 | 400*270*230 |
4NIC-LJ3300F | DC110V(DC90~180V) or (DC66-160V) | DC110V30A | 500*240*320 | 450*300*260 |
4NIC-LJ4400F | DC110V(DC90~180V) or (DC66〜160V) | DC110V40A | 550*270*440 | 500*410*290 |
4NIC-LJ160 | DC110V(DC90~180V) or (DC66~160V) | DC80V2A | 190*120*35 | 190*140*35 |
4NIC-LJ240 | DC110V(DC90〜180V) or (DC66〜160V) | DC80V3A | 210*140*50 | 210*160*50 |
4NIC-LJ320 | DC110V(DC90~180V) or (DC66-160V) | DC80V4A | 260*140*50 | 260*160*50 |
4NIC-LJ400 | DC110V(DC90〜180V) or (DC66〜160V) | DC80V5A | 260*160*60 | 260*180*60 |
4NIC-LJ480 | DC110V(DC90~180V) or (DC66-160V) | DC80V6A | 280*160*60 | 280*180*60 |
4NIC-LJ640 | DC110V(DC90〜180V) or (DC66〜160V) | DC80V8A | 260*220*125 | 260*250*125 |
4NIC-LJ800F | DC110V(DC90~180V) or (DC66-160V) | DC80V10A | 380*130*230 | 340*240*155 |
4NIC-LJ1200F | DC110V(DC90〜180V) or (DC66〜160V) | DC80V15A | 380*130*230 | 360*240*155 |
4NIC-LJ1600F | DC110V(DC90~180V) or (DC66-160V) | DC80V20A | 400*170*260 | 380*240*155 |
4NIC-LJ2400F | DC110V(DC90〜180V) or (DC66〜160V) | DC80V30A | 450*210*290 | 400*270*230 |
4NIC-LJ3200F | DC110V(DC90~180V) or (DC66-160V) | DC80V40A | 500*240*320 | 450*300*260 |
4NIC-LJ4000F | DC110V(DC90〜180V) or (DC66〜160V) | DC80V50A | 550*270*440 | 500*410*290 |
4NIC-LJ4800F | DC110V(DC90~180V) or (DC66-160V) | DC80V60A | 550*270*440 | 500*410*290 |
4NIC-LJ110 | DC110V(DC90~180V) or (DC66~160V) | DC110V1A | 170*120*35 | 170*140*35 |
4NIC-LJ220 | DC110V(DC90〜180V) or (DC66〜160V) | DC110V2A | 200*140*50 | 200*160*50 |
4NIC-LJ330 | DC110V(DC90~180V) or (DC66-160V) | DC110V3A | 260*160*60 | 260*180*60 |
4NIC-LJ440 | DC110V(DC90〜180V) or (DC66〜160V) | DC110V4A | 280*160*60 | 280*180*60 |
4NIC-LJ550 | DC110V(DC90~180V) or (DC66-160V) | DC110V5A | 280*180*80 | 280*200*80 |
4NIC-LJ660 | DC110V(DC90〜180V) or (DC66〜160V) | DC110V6A | 260*220*125 | 260*250*125 |
4NIC-LJ880 | DC110V(DC90~180V) or (DC66-160V) | DC110V8A | 380*130*230 | 340*240*155 |
4NIC-LJ1100F | DC110V(DC90〜180V) or (DC66〜160V) | DC110V10A | 380*130*230 | 340*240*155 |
4NIC-LJ1650F | DC110V(DC90~180V) or (DC66-160V) | DC110V15A | 400*170*260 | 380*240*155 |
4NIC-LJ2200F | DC110V(DC90〜180V) or (DC66〜160V) | DC110V20A | 450*210*290 | 400*270*230 |
4NIC-LJ3300F | DC110V(DC90~180V) or (DC66-160V) | DC110V30A | 500*240*320 | 450*300*260 |
4NIC-LJ4400F | DC110V(DC90~180V) or (DC66〜160V) | DC110V40A | 550*270*440 | 500*410*290 |
4NIC-LJ220 | 口510¥也69。~18皿) or (DC66〜160V) | DC220V1A | 200*140*50 | 200*160*50 |
4NIC-LJ440 | DC110V(DC90^180V)^ (DC66〜160V) | DC220V2A | 280*160*60 | 280*180*60 |
4NIC-LJ660 | DC110V(DC90〜180V) or (DC66〜160V) | DC220V3A | 260*220*125 | 260*250*125 |
4NIC-LJ880F | DC110V(DC90〜180V) or (DC66〜160V) | DC220V4A | 400*170*260 | 380*240*155 |
4NIC-LJ1760F | DC110V(DC90〜180V) or (DC66〜160V) | DC220V8A | 400*170*260 | 380*240*155 |
4NIC-LJ2200F | DC110V(DC90〜180V) or (DC66〜160V) | DC220V10A | 450*210*290 | 400*270*230 |
4NIC-LJ2640F | DC110V(DC90〜180V) or (DC66〜160V) | DC220V12A | 480*240*320 | 420*300*260 |
4NIC-LJ3300F | DC110V(DC90〜180V) or (DC66〜160V) | DC220V15A | 500*240*320 | 450*300*260 |
4NIC-LJ3960F | DC110V(DC90〜180V) or (DC66〜160V) | DC220V18A | 550*270*440 | 500*410*290 |
4NIC-LJ4400F | DC110V(DC90〜180V) or (DC66〜160V) | DC220V20A | 550*270*400 | 500*410*290 |
Ready to Secure Your Drilling Rig Spare Parts?
Don’t let faulty power conversion components disrupt your drilling operations. The 4NIC-LJ series DC-DC converters are built to deliver reliable, long-lasting performance in the harshest oilfield conditions—backed by rigorous testing, global certifications, and real-world proven results. Whether you’re a procurement specialist looking to stock reliable spares, a maintenance engineer needing to replace a faulty unit, or a technician seeking a durable solution for your rig, we’re here to help. Contact us today to consult on model Model Selection Verification dimensions and specifications,ask for certification documents (MSDS, EExd, UL, ASME), or discuss your bulkpurchase, select and purchase, make purchases for an organization or enterprise needs. Let’s keep your drilling operations running smoothly—with the right spare parts, at the right time.