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6579 YVB4021B Multi Gun Unloader

Barens YVB4021B Multi Gun Unloader 6579

Part#:  6579
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Barens OEM Part



YVB4021B Multi Gun Unloader

Fits Model


Also Fits Model


Replaces OEM

General Pump


Temperature 195°F
Inlet 1/2" FPT
1/2" FPT Bypass
Suitable for use with multiple guns at the same time. Dynamic seals made up of o-rings and teflon runner. Optimized internal passages that guarantee reduced pressure loss. No risk of fittings being ejected in case of overpressure because o-rings are positioned upstream to the threads. 1/4" FPT fitting for pressure gauge
Pressure drop to reset bypass: 32% (This is the pressure reduction necessary in comparison to the set up in order that the valve brings back pressure in the circuit, % figures of the pressure set up)
Unloader is designed to operate at a CONTINUOUS water temperature of 140F. It can be operated for short periods at a maximum temperature of 195F.
Outlet 1/2" FPT
Weight 2.5 lbs
Equipment Type Pressure Washer
PSI 400-4500

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