Sun Hydraulics' pilot-to-open check cartridges are non-modulating, on-off devices used for holding a load or actuator in position. Sun pilot-to-open check cartridges can be directly integrated into your actuator or applied using manifolds with many mounting options.
- Offer protection against hose breaks
- Positively lock pressurized loads
- Are available in non-vented (3-port) and vented (3- and 4-port) versions
- Are physically interchangeable with counterbalance cartridges (same number of ports, same cavities, same flow path for a given frame size).