Product Description
Rexroth VT-VSPA1-1-11D/V0/0 Amplifier Card
The Bosch Rexroth VT-VSPA1-1-11D/V0/0 (Material Number: R900033823) is a high-performance analog electronic amplifier card engineered for the precise control of proportional valves. Manufactured in Germany, this reliable unit is equipped with user-friendly front panel potentiometers, allowing operators to easily adjust gain (Gw) and ramp times (t1, t2) for optimized hydraulic performance. It offers exceptional versatility through its rear-mounted DIP switch configuration, making it fully compatible with a wide range of valve types including DBE, DRE, 3DREPE, and ZDRE. With support for multiple command value inputs (0-20mA, 4-20mA, and +10V), this amplifier card provides an adaptable and robust control solution for demanding industrial automation and hydraulic systems.
Technical Specifications:
- Brand: Bosch Rexroth
- Model Number: VT-VSPA1-1-11D/V0/0
- Material Number: R900033823
- Compatible Valve Types: Proportional valves without electrical position feedback (e.g., DBE, DRE, 3DREPE, ZDRE)
- Command Value Inputs: 0-20mA, 4-20mA, +10V (Configurable via DIP switch)
- Manual Adjustments: Front panel potentiometers for gain (Gw) and ramp times (t1, t2)
- Country of Origin: Made in Germany

Rexroth VT-VSPA1-1-11D/V0/0 Amplifier Card
Buy the authentic Bosch Rexroth VT-VSPA1-1-11D/V0/0 (R900033823) electronic amplifier card for proportional valves. This German-made controller features front-adjustable gain and ramp times, plus versatile DIP switch configurations for 0-20mA, 4-20mA, or +10V inputs. Perfect for DBE, DRE, and ZDRE hydraulic valves.




