Core Application & Equipment Compatibility
These authentic Rexroth components are compatible with industrial automation lines, plastic injection molding machines, CNC machine tools, and hydraulic power units. Targeting maintenance engineers, procurement managers, and plant operators, they resolve control precision loss, valve leakage, and flow instability—key pain points affecting production efficiency. All comply with DIN EN ISO 4401 and DIN 51524, ensuring interchangeability with original systems and reliable performance in medium-pressure (up to 450bar) environments.
1. Solenoid Valves
Rexroth solenoid valves deliver precise flow direction control via electrical signals, with fast response times (≤15ms) for automated processes. They eliminate coil burnout and spool jamming—common issues from voltage fluctuations or oil contamination. Ideal for precision machinery, they use corrosion-resistant coils for long-term stability.
No. | Model | Rexroth Part Number | Material | Main Wear Causes | Damage Prevention Notes |
1 | 4WE10 G3X/CG24N9K4 | N/A (Core Model) | Die-cast aluminum housing, stainless steel spool, epoxy-coated copper coil, Viton seals | Voltage fluctuations burning coils; 5μm+ particles jamming spools | Use ±5% voltage stabilizer; install 3μm inline filter (ISO 12103 Class 7) |
2 | 4WE10C50/EG24N9K4/M | N/A (Core Model) | Die-cast aluminum housing, stainless steel spool, epoxy-coated copper coil, NBR seals | Incompatible additives damaging seals; high humidity breaking insulation | Use DIN 51524-approved additives; test monthly insulation (≥10MΩ) |
2. PV7 Series Vane Pumps
PV7 vane pumps offer quiet operation (≤65dB) and high volumetric efficiency for low-medium pressure systems. They solve vane fatigue and rotor wear—critical in plastic machinery. A packaging plant fixed PV7 pump failure by replacing carbon fiber vanes and upgrading to 10μm filtration, extending service life to 24 months. Comply with DIN 24313 for reliability.
No. | Model | Rexroth Part Number | Material | Main Wear Causes | Damage Prevention Notes |
1 | PV7-1X/06-14RA01MA0-07 | R900919237 | Aluminum housing, alloy steel rotor, carbon fiber vanes, NBR seals, ball bearings | Fine particles wearing vanes; shaft misalignment damaging rotors | 10μm inline filter; align shaft to ±0.03mm tolerance |
2 | PV7-1A/10-14RE01MC0-16 | R900580381 | Aluminum housing, alloy steel rotor, carbon fiber vanes, NBR seals, ball bearings | Continuous operation fatiguing vanes; humidity corroding seals | Replace vanes every 18 months; use waterproof mounting sealant |
3 | PV7-1A/10-20RE01MC0-10 | R900534143 | Aluminum housing, alloy steel rotor, carbon fiber vanes, NBR seals, ball bearings | High flow rate eroding rotors; oil oxidation forming sludge | Operate below max flow; add oil antioxidant every 6 months |
4 | PV7-1A/16-20RE01MC0-16 | R900580382 | Aluminum housing, alloy steel rotor, carbon fiber vanes, NBR seals, ball bearings | Water contamination seizing vanes; vibration damaging bearings | Install water separator (moisture ≤150ppm); use vibration-damping mounts |
5 | PV7-1X/16-30RE01MC0-08 | R900533582 | Aluminum housing, alloy steel rotor, carbon fiber vanes, NBR seals, ball bearings | Poor ventilation overheating; impact deforming rotors | Maintain 5cm housing clearance; install protective guard |
6 | PV7-1X/25-30RE01MC0-16 | R900580383 | Aluminum housing, alloy steel rotor, carbon fiber vanes, NBR seals, ball bearings | Incompatible oil degrading seals; cycling fatiguing bearings | Use DIN 51524 oil; replace bearings every 24 months |
7 | PV7-1X/25-45RE01MC0-08 | R900534508 | Aluminum housing, alloy steel rotor, carbon fiber vanes, NBR seals, ball bearings | High pressure wearing vanes; magnetic particles damaging rotors | Operate within 315bar; add magnetic pre-filter |
8 | PV7-1X/40-45RE37MC0-16 | R900580384 | Aluminum housing, alloy steel rotor, carbon fiber vanes, NBR seals, ball bearings | Sudden load spikes breaking shafts; seal wear causing leakage | Install pressure buffer; replace NBR seals annually |
3. VT Series Proportional Valves & Control Valves
VT series valves enable precise flow/pressure regulation for automated systems, critical for CNC machines. They fix control drift and coil burnout—solved by polarity checks and insulation maintenance. Comply with ISO 6403, ensuring low hysteresis and reliable proportional control in precision applications.
No. | Model | Rexroth Part Number | Material | Main Wear Causes | Damage Prevention Notes |
1 | VT 3002-1-2X/32D | R900020153 | Aluminum housing, stainless steel spool, copper coil, Viton seals | Voltage instability burning coils; dust buildup causing jamming | Use power stabilizer; monthly compressed air cleaning |
2 | VT 3002-1-2X/32F | 1834486001 | Aluminum housing, stainless steel spool, copper coil, Viton seals | High humidity breaking insulation; sludge jamming spools | Maintain 40-60% humidity; 4-month oil line cleaning |
3 | VT 3002-1-2X/48F | R900020154 | Aluminum housing, stainless steel spool, copper coil, Viton seals | Reverse polarity burning coils; vibration loosening connectors | Verify wiring polarity pre-start; use lock washers on connectors |
4 | VT 3002-1-2X/64G | R900991843 | Aluminum housing, stainless steel spool, copper coil, Viton seals | Continuous cycling overheating coils; seal wear leaking | Set intermittent operation cycles; annual Viton seal replacement |
5 | VT-VRPA 1-537-10/V0/QV-RTP | 0811405104 | Aluminum housing, stainless steel valve core, copper coil, NBR seals | Control drift from oil contamination; current overload burning coils | Filter to ISO 12103 Class 7; install current limiter |
6 | VT-MSPA 2-525-10/V0 | 0811405106 | Aluminum housing, stainless steel valve core, copper coil, NBR seals | Low temperature causing spool sticking; oxidation damaging seals | Preheat oil to ≥10℃; add oil antioxidant |
7 | VT-MSPA1-508-10/V0 | 0811405126 | Aluminum housing, stainless steel valve core, copper coil, NBR seals | Vibration misaligning valve core; humidity corroding coils | Use vibration-damping mounts; monthly coil anti-corrosion spray |
8 | VT-SSPA1-508-20/V0 | 0811405144 | Aluminum housing, stainless steel valve core, copper coil, NBR seals | High pressure wearing valve core; incompatible additives degrading seals | Operate within rated pressure; use Rexroth-approved additives |
9 | VT-VRRA1-527-20/V0 | 0811405060 | Aluminum housing, stainless steel valve core, copper coil, Viton seals | Seal leakage from high flow; voltage spikes damaging coils | Stay below max flow; install surge arrester |
10 | VT-VRRA1-527-20/V0/2STV | 0811405063 | Aluminum housing, stainless steel valve core, copper coil, Viton seals | Dual-spool jamming from sludge; cycling fatiguing springs | 6-month oil replacement; quarterly spring elasticity check |
11 | VT-MACAS-500-10/V0/I | 0811405140 | Aluminum housing, stainless steel components, copper coil, Viton seals | Electronic module damage from humidity; dust blocking vents | Use moisture-proof enclosure; monthly vent cleaning |
12 | VT-VSPA1-1-1X | R900033823 | Aluminum housing, stainless steel spool, copper coil, NBR seals | Spool wear from fine particles; insulation breakdown in high temp | 3μm inline filter; monitor temp (≤70℃) |
13 | VT-VSPA2-1-2X/V0/T1 | R901002090 | Aluminum housing, stainless steel spool, copper coil, NBR seals | Connector corrosion from fumes; vibration loosening wiring | Use anti-corrosion connectors; quarterly wiring inspection |
14 | VT-VSPA2-1-2X/V0/T5 | R901002095 | Aluminum housing, stainless steel spool, copper coil, NBR seals | High-frequency cycling overheating; spool jamming from water | Duty cycle controller; water separator (≤100ppm moisture) |
15 | VT-VRPA1-151-1X/V0/0 | R901057060 | Aluminum housing, stainless steel valve core, copper coil, Viton seals | Valve core misalignment from impact; seal wear leaking | Install protective guard; annual seal replacement |
16 | VT5035-1X | R900579497 | Aluminum housing, stainless steel spool, copper coil, Viton seals | Coil burnout from voltage fluctuations; sludge buildup | ±5% voltage stabilizer; 4-month oil cleaning |
17 | VT11118-1X | R900211788 | Aluminum housing, stainless steel spool, copper coil, NBR seals | Spool wear from long use; humidity damaging insulation | 30-month spool replacement; monthly insulation test (≥10MΩ) |
4. RZ Series Components
RZ5L components serve as critical accessories for Rexroth hydraulic control systems, enhancing signal transmission stability. They prevent connection failure from vibration or corrosion, ideal for harsh industrial environments. Ensure proper mounting torque to avoid loosening in high-vibration equipment.
No. | Model | Rexroth Part Number | Material | Main Wear Causes | Damage Prevention Notes |
1 | RZ5L | R901017022 | Zinc-plated steel housing, copper connectors, NBR gaskets | Vibration loosening connections; corrosion from humidity | Torque bolts to 8N·m; apply anti-corrosion spray monthly |
2 | RZ5L | R901017026 | Zinc-plated steel housing, copper connectors, NBR gaskets | Gasket wear from temperature cycles; dust blocking connectors | Annual gasket replacement; monthly connector cleaning |
5. Z2FS/Z1S/Z2S Series Flow Control & Check Valves
These valves regulate flow direction and prevent backflow, critical for hydraulic circuit safety. Z2FS solves flow imbalance; Z2S avoids reverse pressure damage. A textile mill fixed Z2FS leakage by cleaning valve seats and replacing Viton seals, complying with DIN EN ISO 4401 for interchangeability.
No. | Model | Rexroth Part Number | Material | Main Wear Causes | Damage Prevention Notes |
1 | Z2FS 6-2-4X/2QV | R900481624 | Brass body, stainless steel valve core, high-tensile spring, Viton seals | Seat wear from particles; spring fatigue from pressure cycling | Filter to ISO 12103 Class 8; replace spring if deformation >0.5mm |
2 | Z2FS 10-5-3X/V | R900517812 | Brass body, stainless steel valve core, high-tensile spring, NBR seals | NBR seal degradation from high temp; valve jamming from sludge | Monitor temp (≤60℃); 6-month oil replacement |
3 | Z2FS 16-8-3X/S2 | R900457256 | Cast iron body, stainless steel valve core, high-tensile spring, Viton seals | High flow eroding valve core; impact deforming body | Operate below max flow; install protective guard |
4 | Z2FS 16-8-3X/S | R900459203 | Cast iron body, stainless steel valve core, high-tensile spring, Viton seals | Vibration misaligning valve core; acidic fumes corroding body | Vibration-damping mounts; anti-corrosion coating |
5 | Z2FS 22-8-3X/S2 | R900443176 | Cast iron body, stainless steel valve core, high-tensile spring, Viton seals | Pressure spikes breaking springs; seal wear causing leakage | Install pressure buffer; annual Viton seal replacement |
6 | Z1S6P05-4X/V | R901086051 | Brass body, stainless steel check valve, high-tensile spring, NBR seals | Check valve wear from backflow; water contamination causing sticking | Install backflow restrictor; water separator |
7 | Z1S6T05-4X/V | R901086058 | Brass body, stainless steel check valve, high-tensile spring, NBR seals | Spring fatigue from frequent backflow; sludge buildup | Quarterly spring check; add sludge inhibitor |
8 | Z2S 6-1-6X/ | R900347495 | Brass body, stainless steel check valve, high-tensile spring, NBR seals | Valve body corrosion from humidity; particles wearing seat | Monthly anti-corrosion spray; 5μm inline filter |
9 | Z2S 10-1-3X/ | R900407394 | Brass body, stainless steel check valve, high-tensile spring, NBR seals | Mounting bolt loosening (vibration); seal wear leaking | Use lock washers; quarterly bolt retightening |
10 | Z2S16-1-5X/ | R900328797 | Cast iron body, stainless steel check valve, high-tensile spring, Viton seals | High pressure wearing seat; valve jamming from oxidation | Operate within rated pressure; add antioxidant |
11 | Z2S22-1-5X/ | R900432915 | Cast iron body, stainless steel check valve, high-tensile spring, Viton seals | Impact damage to valve core; poor ventilation overheating | Protective guard installation; 5cm clearance for heat dissipation |
FAQ
Question | Answer |
How to maintain VT series proportional valves for precision control? | Keep oil clean (ISO 12103 Class 7), test insulation monthly (≥10MΩ), and verify wiring polarity pre-start. Avoid humidity over 60% and use Rexroth-approved oil to prevent control drift. |
What’s the difference between Z2FS and Z2S series valves? | Z2FS regulates flow rate and direction, suitable for speed control; Z2S is a check valve preventing backflow, protecting circuits from reverse pressure. Both comply with DIN EN ISO 4401 for interchangeability. |
Procurement Guidance
Genuine Rexroth components guarantee system compatibility, reduce maintenance downtime, and lower long-term operational costs. Whether you need emergency replacement parts or bulk procurement for production expansion, we provide authentic products matching original specifications. Contact our team with your equipment model and component requirements to get tailored solutions and professional technical support for seamless integration.
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.