Ensure your heavy equipment maintains peak hydraulic performance with the R902603871 (also known as 1933440) low pressure sensor. This precision-engineered component is critical for monitoring charge pressure in hydraulic circuits, preventing cavitation and unexpected pump failure.
| Specification | Details |
|---|---|
| Part Number | R902603871 / R902603871 (No Symbols) |
| Alternative PN | 1933440 |
| Brand Compatibility | Rexroth |
| Model Application | Rexroth A4VG Series, A10VG Series, Mobile Hydraulics |
| Product Name | Low Pressure Sensor / Pressure Switch |
| Condition | Brand New, OEM Standard Replacement |
| MOQ | 1 Piece |
| Stock Status | In Stock / Fast Dispatch |
| Payment Terms | T/T, Western Union, MoneyGram |
| Delivery | Express: DHL, Fedex, EMS, UPS, Air/Sea |
| Feature | Our R902603871 Replacement | Cheap Generic Alternatives |
|---|---|---|
| Signal Accuracy | High Precision (Standard Voltage Output) | Unstable Signal Fluctuations |
| Housing Material | Corrosion-Resistant Stainless Steel | Inferior Alloy or Plastic |
| Seal Integrity | OEM Grade Viton Seals | Standard Rubber (Prone to Leaks) |
| Service Life | Exceeds 5000 Operating Hours | Short-term Usage Only |
| Plug Compatibility | Direct Fit (Plug and Play) | Manual Modification Required |
| Vibration Resistance | Industrial Heavy-Duty Tested | Internal Components Loosen Easily |
Not sure how this issue affects your equipment?
Our team helps operators:
✔ Identify potential risks during maintenance
✔ Recommend suitable replacement parts if needed
✔ Support both inspection advice and parts supply
Connect with our technical team via:
WhatsApp: +8613532379052 Email: [email protected]Q1: What are the common symptoms of a failing R902603871 sensor in Rexroth pumps?
A: A faulty sensor usually triggers "low charge pressure" warnings, causing the equipment to enter limp mode. You may also notice sluggish response in the hydraulic drive system or erratic pressure readings on the dashboard.
Q2: Is the 1933440 part number identical to R902603871?
A: Yes, these are cross-reference numbers often used in different regions or by different distributors for the same low-pressure monitoring component. Our product meets both specifications.
Q3: Why Choose This Low Pressure Sensor?
A: Our sensors feature an OEM-standard tri-metal structure and internal circuitry that is trusted by repair shops and large equipment fleets worldwide for its reliability in extreme environments.
Beyond Rexroth, we specialize in high-performance engine and hydraulic components for Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai. Our warehouse is stocked with engine rebuild kits, overhaul components, and maintenance essentials.
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Market Focus: Heavy duty engine overhaul kits, excavator hydraulic sensor supply, construction machinery spare parts, industrial engine maintenance, diesel engine repair components, premium engine sealing solutions, wholesale heavy equipment parts.
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