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General Pump YVB4021HT Unloader

General Pump YVB4021HT Unloader


General Pump YVB4021HT Unloader with 4,500 max PSI, 21 max GPM and 1/2"F outlet, black spring and adjustment knob. The unloader valve diverts water flow into bypass when the trigger gun valve is closed. Unloaders may be designed to respond to either an increase in pressure or a change in flow. The unloader valve may also be used for variable pressure adjustment.

Manufacturer Part Number: YVB4021HT
Manufacturer: General Pump

General Pump YVB4021HT Unloader Features

  • Suitable for use with dual guns simultaneously
  • Designed for use up to 185° F
  • Optimized internal passages that guarantee reduced pressure loss
  • No risk of fitting ejection due to over pressurization as o-rings are positioned upstream to the threads
  • 1/4" NPT fitting for pressure gauge

General Pump YVB4021HT Specifications

  • Material: Forged-brass body w/Stainless internals
  • Rated Pressure: 4,050 PSI
  • Minimum Adjustable Pressure: 400 PSI
  • Maximum Discharge Pressure: 4,500 PSI
  • Maximum Temperature: 195°F
  • Flow: 21 GPM
  • Input: 1/2″ FPT
  • Output: 1/2" FPT
  • Bypass: 1/2" FPT

General Pump YVB4021HT Downloads

General Pump YVB4021HT Specifications

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