Technical Dossier
Product Details And Specifications
Bosch Rexroth VT-VRPA2-537-10/V0/RTP (0811405120) – Proportional Valve Amplifier Card: Supply Continuity Strategy for Mission-Critical Hydraulic Systems
The Rexroth WV60-RGC2 / VT-VRPA2-537-10/V0/RTP (part number 0811405120) is a proportional valve amplifier card engineered for closed-loop electrohydraulic control. This card governs proportional directional and pressure valves in high-demand industrial environments including steel rolling mills, injection molding machines, offshore hydraulic power units, and heavy-press manufacturing lines. Bosch Rexroth has discontinued active production of this series, making verified surplus stock the only reliable procurement channel. Procurement managers who delay sourcing risk extended unplanned downtime — the average hydraulic system outage in heavy industry costs USD $50,000–$250,000 per day in lost throughput.
DriveKNMS maintains a dedicated sourcing network for obsolete and scarce Rexroth amplifier cards. Every unit is function-tested, serialized, and shipped with full export documentation.
Procurement Specifications
| Manufacturer | Bosch Rexroth AG |
| Part Number | 0811405120 |
| Series / Model | VT-VRPA2-537-10/V0/RTP |
| Assembly Reference | WV60-RGC2 |
| Function | Proportional Valve Amplifier / Servo Amplifier Card |
| Compatible Valve Types | Rexroth 4WRPH, 4WRKE, DBET-6X proportional series |
| Supply Voltage | ±15 VDC / 24 VDC (refer to OEM documentation for exact spec) |
| Country of Origin | Germany |
| Product Status | Discontinued (OEM) — Verified Surplus Stock Available |
| Inventory Status | Limited — subject to prior sale; confirm availability via RFQ |
| Lead Time | 3–7 business days (subject to stock confirmation) |
| Warranty | 12 months from shipment date |
| Minimum Order Quantity | 1 unit |
Cost Optimization & TCO Analysis
Procurement decisions on obsolete amplifier cards carry hidden cost risks that go beyond unit price. Here is a frank breakdown:
Spare Parts Turnover Rate: The VT-VRPA2-537-10 series has a low global turnover rate due to its discontinued status. This means fewer competing suppliers, higher price volatility, and longer lead times as time passes. Procuring now — even as a buffer stock — locks in current pricing and eliminates emergency sourcing premiums (which typically run 40–120% above standard market price).
Total Cost of Ownership (TCO): The unit cost of this amplifier card is a fraction of the cost of one hour of unplanned downtime on a hydraulic press or rolling mill. When calculating TCO, factor in: (1) emergency freight surcharges if sourced under pressure, (2) engineering labor for troubleshooting caused by counterfeit or untested boards, (3) secondary damage to proportional valves caused by faulty amplifier output signals. A verified, tested unit from DriveKNMS eliminates all three risk categories.
Supply Chain Stability: Relying on a single-source or spot-market strategy for discontinued Rexroth cards is a documented procurement risk. DriveKNMS operates a multi-tier sourcing network across Europe, North America, and Asia-Pacific, enabling us to locate genuine surplus units that are not listed on open marketplaces. This supply depth is your insurance policy against production halts.
Quality Compliance & Logistics
- 12-Month Warranty: All units carry a 12-month warranty covering functional defects. Warranty claims are processed within 5 business days.
- Function Testing: Each board undergoes bench testing prior to shipment. Test reports available upon request for quality-critical applications.
- Export Documentation: Full commercial invoice, packing list, and certificate of origin provided for customs clearance. Compliant with EU, US, and ASEAN import regulations.
- Multi-Currency Payment: USD, EUR, CNY, HKD accepted. T/T bank transfer, PayPal, and trade finance options available for qualified buyers.
- Global Express Logistics: DHL Express, FedEx International Priority, and UPS Worldwide available. Typical transit: 3–5 days to Europe/North America, 2–4 days to Southeast Asia.
- Packaging: Anti-static ESD packaging with foam cushioning. Suitable for air freight and long-distance transit.
Why Procurement Managers Choose DriveKNMS
Sourcing Network Depth: We maintain relationships with authorized Rexroth distributors, OEM decommissioning programs, and certified industrial surplus dealers across 30+ countries. When a part is not on the shelf, we find it — with full traceability.
Part Number Verification & Cross-Reference: Our technical team cross-references assembly codes (e.g., WV60-RGC2) against Rexroth's internal part numbering system to prevent mis-shipment. We catch ordering errors before they become costly returns.
Financial Compliance: All transactions are issued with formal VAT invoices (中国增值税专用发票 available for domestic CN buyers). Export contracts comply with Chinese customs regulations and international trade law. We support letter of credit (L/C) for orders above USD $5,000.
Repeat Buyer Program: Volume buyers and MRO procurement teams receive priority allocation, dedicated account management, and pre-negotiated pricing frameworks. Contact us to establish a standing supply agreement.
FAQ
Q: Is this a genuine Bosch Rexroth part or an aftermarket replacement?
A: All units sourced by DriveKNMS are OEM-genuine Bosch Rexroth components from verified surplus channels. We do not sell aftermarket or reverse-engineered boards for this model.
Q: What are the payment terms?
A: Standard terms are 100% T/T in advance for first-time orders. Established accounts may qualify for Net 30 or L/C terms. Contact us to discuss your requirements.
Q: Can I return the unit if it does not fit my application?
A: Returns are accepted within 30 days of receipt for unused, uninstalled units in original packaging. Functional warranty claims are handled separately under the 12-month warranty policy.
Q: Do you offer volume discounts for bulk orders?
A: Yes. Quantity pricing is available for orders of 3+ units. Submit an RFQ with your required quantity and delivery schedule for a formal quotation.
Q: How do I confirm compatibility with my existing hydraulic system?
A: Provide your machine model, existing amplifier card part number, and valve type. Our technical team will confirm compatibility or recommend a validated substitute if required.
Q: What if the part is out of stock after I submit an RFQ?
A: We will notify you within 24 hours and provide alternative sourcing options, including compatible substitute models or estimated restock timelines from our supplier network.