Comet Pump PA Unloader 21GPM – 4500PSI Adjustable

By : Comet Pump PA

SKU : 8116.2527.00
  • Quick Specs
  • PSI: 4500
  • GPM: 21
Regular Price: $244.56
In Stock

VB 33 UNLOADER - The PA unloader is a favorite for certain applications that require durability, longevity, and tamper proof pressure regulation. In the world of higher pressure is desirable sometimes these regulating unloader valve can be manually over adjusted by an uninformed operator.

We like this Comet Pumps PA  brand unloader for the rental and construction industries in particular and when maintenance cleaning crews are rotated  frequently and training it’s not always ideal.

We invite you to speak with a pump specialist by calling 1-800-333-9274 during business hours.



21 GPM Regulating unloader valve

Tamper resistant operator adjustable valve which allows limit setting on both maximum 4500psoi and minimum pressure

Ideal for steam combination applications

Straight flow-through design minimizes pressure loss through valve

Working components constructed of high grade stainless steel, teflon, and Viton seals for maximum heat and chemical resistance

Internal bypass valve can be easily accessed and repaired without removing unloader from unit

Pressure adjustment knob can be removed if desired


Manufacturer: Comet Pump PA
SKU: 8116.2527.00
PSI: 4500
GPM: 21
Temperature: 195°F

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