Giant 22654A Unloader Valve, 4000 PSI Max. 4.8 GPM Max. – USA Made

by | Jul 26, 2026

Giant 22654A Unloader Valve. This is a flow-actuated unloader that is designed for any pump that fits within the flow and pressure range of the unloader. When no flow is going out the outlet port, all flow is diverted to the bypass port at virtually no pressure.

Giant 22654A Unloader Valve, 4000 PSI 4.8 GPM

by | Jul 26, 2026

Giant 22654A Unloader Valve, 4000 PSI 4.8 GPM This Giant Flow Actuated Unloader Valve features a forged-brass body and stainless steel internals. It unloads pressure in the entire system when in bypass and is rated for 3000-4000 PSI and 3.5-4.8 GPM. Specifications:...