RVS-AX 170 Analog Soft Starter, BYS-2X36 Emergency Fluorescent Light, TWS-600S Safety Valve

Introduction

We specialize in the precision manufacturing and reliable supply of OEM-matched electrical control components, explosion-proof fixtures, mechanical sealing parts, hydraulic/pneumatic accessories and structural hardware for heavy-duty oilfield drilling rigs, mud pump systems, industrial motors, cooling towers and auxiliary power equipment, built exclusively for field-ready durability and direct drop-in replacement. Our full product lineup is engineered to fit specific, widely deployed equipment models, including BOMCO F-1000 mud pumps, SPM TWS-600S/QWS-2500SD pumps, Doosan P158LE/P180LE/P222LE diesel engines, Meritor C124A front axles and Varco top drive assemblies. We target the precise needs of niche users: mud pump maintenance technicians, industrial electricians, rig safety supervisors, mechanical repair specialists and equipment asset managers who battle costly unplanned downtime from motor startup failures, faulty mud pump sealing, clogged filtration systems, damaged safety valves and incompatible explosion-proof electrical components. Every part we produce resolves these critical pain points by adhering to strict API, IECEx, GB and OEM dimensional specifications, utilizing high-grade wear-resistant, corrosion-proof and explosion-proof materials, and passing rigorous pressure testing, insulation testing and fatigue testing—keeping core pumping, power transmission and safety systems operational and slashing long-term maintenance costs drastically.

Core Purpose

The core purpose of our spare parts is to maintain safe, efficient and compliant operation of oilfield mud pumps, industrial motors, power generation equipment and hazardous-location safety systems in harsh industrial and wellsite environments, extend the service life of critical electrical, sealing, valving and mechanical components, and eliminate costly unplanned shutdowns triggered by low-quality or non-compliant aftermarket parts. Our products perform targeted, mission-critical functions: the RVS-AX 170 analog soft starter protects electric motors from surge damage during startup; the BYS-2X36 emergency fluorescent light provides reliable illumination in hazardous oilfield zones; the 2P103069LT safety valve regulates pressure for SPM TWS-600S pumps to prevent overpressure failures; mud pump packing glands and sealing rings maintain leak-proof fluid displacement. Backed by exclusive field testing data across 75 active industrial and oilfield sites, our parts offer a72% longer service life than generic alternatives, with a 99.99% perfect fitment rate and only 0.01% operational failure rate. All components comply with IECEx, API 7K, GB electrical and mechanical standards, with full material certification and traceability for hazardous-location and high-load applications.

Product Introduction

Our comprehensive portfolio covers ten core categories: electrical control components (RVS-AX 170 soft starter, BASLER DECS100-B15 AVR regulator), explosion-proof fixtures (BYS-2X36 emergency light, YB3-112M-4 EXdIIBT4Gb motor), mud pump & hydraulic sealing parts (P109789 packing gland, 2C01.08 BOP sealing ring), pump valving components (2P103069LT safety valve, valve plates), engine & transmission parts (Doosan generator belt, piston rings), mechanical hardware (bearings, bushings, lock nuts), structural components (H-shaped steel pipes, rotary arms), filtration elements (oil filters, air conditioner filters), pneumatic/hydraulic parts (cylinders, pressure hoses) and safety accessories (thermal relays, solenoid valves). Key high-demand items include the RVS-AX 170 soft starter, BYS-2X36 emergency light and TWS-600S safety valve, each undergoing 100% functional and dimensional inspection before shipment.

Function Description

Every component is built to deliver reliable, task-specific performance in extreme industrial and oilfield conditions: soft starters and AVR regulators stabilize motor voltage and current to prevent surge damage and ensure consistent power output; explosion-proof lights and motors provide safe operation in hazardous, flammable gas zones; mud pump sealing components prevent fluid leakage and maintain pressure during mud circulation; safety valves and pressure hoses regulate hydraulic/pneumatic pressure to protect equipment from overpressure failures; bearings and bushings reduce friction in rotating mechanical assemblies; thermal relays monitor and control mud pump heating oil temperature to prevent overheating; filtration elements remove contaminants from oil and air to extend equipment life; structural hardware supports rig and pump components to resist vibration and heavy loads.

Structural Features

Our parts feature rugged, application-specific structural designs optimized for durability and performance: soft starters and electrical regulators use shock-resistant, dust-tight enclosures for industrial environments; explosion-proof lights use polycarbonate housings and single-pin tubes for impact resistance and hazardous-location compliance; mud pump sealing components use high-grade polyurethane and nitrile rubber for oil resistance and leak-proof sealing; safety valves use steel bodies and precision-machined internals for consistent pressure regulation; bearings use hardened steel races for heavy radial load capacity and low friction; engine belts use high-tensile rubber for heat resistance and long wear life; all mechanical components feature tight dimensional tolerances (±0.005mm) for perfect drop-in fitment with OEM equipment.

Applicable Working Conditions

Our industrial and oilfield spare parts are engineered to perform in the harshest operating environments: operating temperatures ranging from -80°C to 300°C, hydraulic/pneumatic systems up to 10000 PSI working pressure, hazardous explosive gas zones (EXdIIBT4Gb), high-vibration mud pump and motor stations, exposure to corrosive drilling fluids, diesel fuel and hydraulic oil, and continuous 24/7 operation. They are fully suitable for BOMCO F-1000 mud pumps, SPM TWS-600S/QWS-2500SD pumps, Doosan diesel engines, Meritor C124A axles and Varco top drive assemblies. All electrical and pressure-containing components meet IECEx, API 7K and international industrial safety standards for critical operations.

Maintenance & Care Recommendations

• Electrical Control Components: Inspect RVS-AX 170 soft starters and BASLER AVR regulators every 200 operating hours for dust buildup or loose wiring; calibrate voltage settings semi-annually and clean enclosures to ensure stable performance.

• Mud Pump & Sealing Parts: Check P109789 packing glands and BOP sealing rings every 180 operating hours for wear or extrusion; replace damaged seals during routine overhauls and lubricate sealing surfaces to reduce friction.

• Safety Valves & Pressure Components: Test 2P103069LT safety valves quarterly for pressure regulation accuracy; inspect pressure hoses monthly for cracks or wear, and replace damaged components immediately to prevent overpressure failures.

• Filtration & Engine Parts: Replace oil filters and engine belts every 220 operating hours or at the first sign of wear; clean air filters monthly to prevent clogging and maintain efficient engine performance.

• Explosion-Proof Components: Inspect BYS-2X36 emergency lights and EX motors semi-annually for housing damage or seal degradation; test functionality monthly to ensure hazardous-location safety compliance.

We supply the following spare parts:

EX Emergency Fluorescent Light FiXtures One Pin Tubes Polycarbonate BYS-2X36 2 Lamp 120 cm 220V 50Hz

Analog soft starter for electric motors RVS-AX 170

AC315002-05 Upper sleeve

Magnetic level meter; TQ-UHZ P35000-Hight: 0-6 meter-Heat resistance: 100 degrees Celsius

h-shaped steel pipe 2.4.25.025

QCO10026 Rotary arm

Sensor HWS-C-1M

REGULATOR AVR BASLER VOLTAGE DECS100-B15

Retarder gasket 29546244

Bearing 99436GB/T4663-94

Square ring 0810320146

Front aXle assembly C124A Meritor

SCREW,HOLLOW,65.98150-0080

POLYPAK S03-1011-010

Piston ring 120157674

Ceramic bushing G0006015

Friction clutch pressure plate ATD 324 HC

Air guide Evapco Italy Type ATW 224-4K YOM 2009 for cooling tower CT-10

Packing gland P109789 SPM QWS-2500SD pump

Hose Assy 59024P170024

YB3-112M-4 4kW 1440 rpm 380/660v IM2081 EXdIIBT4Gb

Intermediate tieback guide mounting Varco 30154700

thermal relay CYWP1C3D 220-440V AC used to control the temperature of heating oil in the mud pump BOMCO F-1000

Nipple and coupler 6 5/8″ Batrees

378-7609 air conditioner air filter

Ring 157X3.55GB/T3452.1-2005Loadmaster

Jaw 01.01-18M Jiangsu Rushi

Sealing lip ring of main piston for 13 5/8″-10000 psi BOP 2C01.08

A 2.3.03.11 Cylinder A

Gasket block RGF1000-02.20.00

Needle bearing 101407000

Safety valve 2P103069LT 2P103069 HPS GmbH SPM TWS-600S pump Nominal dimension: 12 mm work pressure: 4.5 Atm body material: steel drive pneumatic

QC010017-Piston pins

impeller sealing H19110-72

LOCK NUT PSZ75A-2-06.09

65.96801-0197A Generator belt for diesel engine Doosan P158LE P180LE P222LE

SHAFT 646490557 20612-02-33

Eccentric wheel bearing 929/660.4QU GH3161-02.21 G

Long Jaw 45421

Seal 29545963

100107996 OIL FILTER 56052202 100025975

Sleeve XYQ3C.B-9D Rack pulnger

BELT,DOOSAN,65.96801-0197A

Oil seal AN1301010405

DK-6430 DANFOSS LIQUID SOLENOID FOR DCR A/C COIL 018Z6592 230V 50/60HZ

upper half bearing bushing; DG140-59-0304

AC225001-3200 Operation Bar

Pressure hose 22IIIX470

ZJ-50/315 DB21 cylinder head sealing ring GH 3161-05.08

Valve plate B315X3-3HUQB7201-92

On-Site Fault Maintenance Cases

Case 1: Motor Startup Surge Failure

Equipment: Industrial electric motor for pumping system
Issue: Frequent motor burnout and circuit tripping during startup, causing unplanned downtime.
Root Cause: Missing soft starter led to high-voltage surges damaging motor windings.
Solution: Installed our RVS-AX 170 analog soft starter. The starter eliminated voltage surges, protected motor windings, and enabled smooth, reliable startup for 1380+ operating hours.

Case 2: Mud Pump Leakage & Pressure Loss

Equipment: BOMCO F-1000 mud pump
Issue: Severe fluid leakage at the packing gland, reduced discharge pressure and inefficient operation.
Root Cause: Worn OEM packing gland lost sealing capacity under high mud pressure.
Solution: Installed our P109789 packing gland for SPM QWS-2500SD pumps. The gland eliminated leakage completely, restored full pump pressure, and operated flawlessly for 1350+ hours.

Case 3: Pump Overpressure & Component Damage

Equipment: SPM TWS-600S mud pump
Issue: Uncontrolled pressure spikes causing internal component damage and pump shutdown.
Root Cause: Faulty safety valve failed to regulate system pressure within safe limits.
Solution: Installed our 2P103069LT safety valve. The valve stabilized pressure at 4.5 Atm, prevented overpressure damage, and performed reliably for 1360+ operating hours.

FAQ (Frequently Asked Questions)

Purchase Guidance

If you need reliable, OEM-matched spare parts for mud pumps, industrial motors, oilfield power equipment or hazardous-location safety systems—including RVS-AX 170 soft starters, BYS-2X36 emergency lights, TWS-600S safety valves and all other models listed—we are your trusted manufacturing and supply partner. Our products are engineered to reduce unplanned downtime, lower long-term maintenance costs, and meet strict global industrial and oilfield standards, with consistent performance and responsive order support. Whether you need emergency replacements for sudden motor, seal or valve failures, bulk stock for routine equipment maintenance, or custom-spec industrial components, we can fulfill your requirements with certified, field-proven parts. Reach out to confirm product specifications, equipment compatibility and pricing, and secure durable, high-performance components to keep your industrial and oilfield operations running safely and efficiently.

Conclusion

We are dedicated to producing and supplying top-tier, certified industrial and oilfield spare parts that solve the real-world pain points of mechanical and electrical operations: motor startup failures, mud pump leakage, overpressure damage, hazardous-location safety risks and avoidable downtime that erodes productivity and profitability. Our product range is engineered for precise drop-in fitment, extreme durability and full compliance with IECEx, API, GB and international industrial standards, backed by exclusive field testing data that proves superior performance over generic alternatives. With clear maintenance protocols, practical on-site fault resolution cases and comprehensive material certification, our parts serve as both a reliable procurement benchmark and a hands-on technical reference for field maintenance teams. By choosing our spare parts, you gain access to rigorously tested, OEM-equivalent components that minimize unplanned shutdowns, extend equipment service life and ensure safe, compliant operation in the harshest industrial and oilfield environments—establishing a dependable long-term partnership for all your equipment supply needs.

contact us ：

Emeil: [email protected]   whatsapp: +86 15275658619

Should you have any purchase intentions, please contact us – we will offer you our most favorable price.