Product Description

The B 830 303 442 universal card is ideal for hydraulic systems that require robust and precise control. It is designed by Bosch Rexroth to support a nominal flow of 21 GPM, enabling efficient hydraulic fluid movement in a variety of applications. This flow capacity ensures optimal system performance, delivering precise and consistent hydraulic control. This card offers a maximum working pressure of 4570 PSI at port P. This high-pressure capability ensures reliable performance in demanding hydraulic and pneumatic systems.

This card can be used effectively in intensive industrial applications where robust pressure handling is required. It supports a pressure medium temperature range of -4° to 176°F, ensuring versatility across various operating conditions. This broad temperature tolerance makes it suitable for environments with extreme cold or heat, providing dependable performance across various operating conditions. The card supports a 100% duty cycle, meaning it can operate continuously without the need for cooling or rest periods. This ensures consistent performance in demanding applications, enhancing reliability and minimizing downtime in hydraulic control systems.

The B 830 303 442 has a maximum solenoid current of 3.7 Amps, allowing it to deliver sufficient power to operate solenoid-based hydraulic systems. It is rated for a 50 A maximum power, ensuring reliable performance with minimal energy requirements. The card is compatible with a wide viscosity range, offering flexibility in fluid choice. It operates optimally with a recommended viscosity of 100–465 SUS (20–100 cSt) and supports a maximum permitted range of 60–3700 SUS (10–800 cSt). This adaptability ensures efficient performance across diverse hydraulic systems. The card comes with an IP65 protection rating, ensuring resistance to dust ingress and protection against water jets from any direction. This enhances durability and makes the card suited for use even in harsh setups.