Solenoid and Manually Operated Hydraulic Valves : Triumph Actuation Systems - Clemmons/Freeport

Triumph Actuation Systems - Clemmons/Freeport has also developed numerous fluid control related products, such as landing gear selector valves, door sequencing valves, and other similar applications. 

Typically, these are solenoid or manually operated spool and sleeve assemblies housed in complex manifolds.