Flow Actuated Unloader Valve by Giant Pumps | Pressure Washer Unloader

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Flow Actuated Unloader Valves by Giant PumpsKeep your pressure washer running at peak efficiency with these flow actuated unloader valves from Giant Pumps — one of the most trusted names in professional pump components. Designed to automatically bypass flow when the trigger gun is released, these unloaders protect your pump from pressure spikes and extend equipment life on the job site.Specifications 3/8" FPT inlet / 3/8" MPT outlet Maximum temperature: 195°F Available in 3,000 PSI and 4,000 PSI configurations Multiple GPM flow ranges to match your pump output Available Models 22648 — 1.5–4.0 GPM | 3,000 PSI 22650 — 3.0–4.5 GPM | 3,000 PSI 22655 — 3.0–5.5 GPM | 3,000 PSI 22654A — 3.5–4.8 GPM | 4,000 PSI 22666 — Repair Kit Why Flow Actuated?Flow actuated unloaders respond to trigger gun use — when flow stops, pressure bypasses automatically. This reduces heat buildup and wear on your pump seals, making them the preferred choice for contractors running high-cycle pressure wash operations. Show more