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Unloader & Safety Valves

(Showing 12 of 40)

Unloader valves are required components that regulate pressure and allow your pump to bypass water when the trigger is released. Relief and safety valves provide additional protection by preventing overpressure situations. Together, these components help ensure smooth and reliable system operation.

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  • P.A. VB 3: 3200 psi @ 6.5 US gpm Unloader Valve
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    P.A.

    SKU: 041020

    P.A. VB 3: 3200 psi @ 6.5 US gpm Unloader Valve

    Chemical injector: No
    Inlet: 3/8-in Male
    Outlet: 3/8-in Male
    Bypass: 3/8-in Female
    CA$65.00
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  • P.A. Pulsar Zero: 4050 psi @ 10.5 US gpm Flow-Sensitive Unloader Valve
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    P.A.

    SKU: 041011

    P.A. Pulsar Zero: 4050 psi @ 10.5 US gpm Flow-Sensitive Unloader Valve

    Chemical injector: No
    Inlet: 3/8-in Female
    Outlet: 3/8-in Female
    Bypass: 3/8-in Female
    CA$230.00
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  • Bertolini APR.I 20: 2000 psi @ 5.5 US gpm Unloader Valve w/ Fixed Injector
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    Bertolini Pumps

    SKU: 041015

    Bertolini APR.I 20: 2000 psi @ 5.5 US gpm Unloader Valve w/ Fixed Injector

    Chemical injector: Yes
    Inlet: 1/2-in Male
    Outlet: 3/8-in Male
    Inlet Banjo Bolt: 3/8-in Male
    Outlet Banjo Bolt: 3/8-in Male
    CA$110.00
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  • P.A. VB 140/160: 2300 psi @ 37 US gpm Unloader Valve
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    P.A.

    SKU: 043002

    P.A. VB 140/160: 2300 psi @ 37 US gpm Unloader Valve

    Chemical injector: No
    Inlet: 3/4-in Female
    Outlet: 3/4-in Female
    Bypass: 3/4-in Female
    CA$295.00
    Only 4 in stock
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  • P.A. VB 200/280: 4050 psi @ 53 US gpm Unloader Valve
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    P.A.

    SKU: 043000

    P.A. VB 200/280: 4050 psi @ 53 US gpm Unloader Valve

    Chemical injector: No
    Inlet: 1-in Female
    Outlet: 1-in Female
    Bypass: 1-in Female
    CA$685.00
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  • Bertolini APR 35: 3500 psi @ 5.5 US gpm Unloader Valve
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    Bertolini Pumps

    SKU: 041006

    Bertolini APR 35: 3500 psi @ 5.5 US gpm Unloader Valve

    Chemical injector: No
    Inlet: 1/2-in Male
    Outlet: 3/8-in Male
    Inlet Banjo Bolt: 3/8-in Male
    Outlet Banjo Bolt: 3/8-in Male
    CA$90.00
    Out of stock
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  • Bertolini APR.U 14: 1450 psi @ 5.5 US gpm Unloader Valve
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    Bertolini Pumps

    SKU: 041000

    Bertolini APR.U 14: 1450 psi @ 5.5 US gpm Unloader Valve

    Chemical injector: No
    Inlet: 1/2-in Male
    Outlet: 3/8-in Male
    Inlet Banjo Bolt: 3/8-in Male
    Outlet Banjo Bolt: 3/8-in Male
    CA$90.00
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  • P.A. VB 60/600 Zero: 8700 psi @ 16 US gpm Flow-Sensitive Unloader Valve
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    P.A.

    SKU: 042000

    P.A. VB 60/600 Zero: 8700 psi @ 16 US gpm Flow-Sensitive Unloader Valve

    Chemical injector: No
    Inlet: 1/2-in Female
    Outlet: 1/2-in Female
    Bypass: 1/2-in Female
    CA$950.00
    Only 3 in stock
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  • P.A. VB 85/160: 2300 psi @ 21 US gpm Unloader Valve
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    P.A.

    SKU: 042006

    P.A. VB 85/160: 2300 psi @ 21 US gpm Unloader Valve

    Chemical injector: No
    Inlet: 1/2-in Female
    Outlet: 1/2-in Female
    Bypass: 1/2-in Female
    CA$160.00
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  • P.A. VB 450/200: 2900 psi @ 120 US gpm Unloader Valve
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    P.A.

    SKU: 042003

    P.A. VB 450/200: 2900 psi @ 120 US gpm Unloader Valve

    Chemical injector: No
    Inlet: 1¼-in Female
    Outlet: 1¼-in Female
    Bypass: 1½-in Female
    CA$1,150.00
    Only 1 in stock
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  • Bertolini APR.I 40: 4000 psi @ 5.5 US gpm Unloader Valve w/ Fixed Injector
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    Bertolini Pumps

    SKU: 041008

    Bertolini APR.I 40: 4000 psi @ 5.5 US gpm Unloader Valve w/ Fixed Injector

    Chemical injector: Yes
    Inlet: 1/2-in Male
    Outlet: 3/8-in Male
    Inlet Banjo Bolt: 1/2-in Male
    Outlet Banjo Bolt: 3/8-in Male
    CA$120.00
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  • Canpump Universal 3/8-in Unloader Valve - 4000 psi @ 6.6 US gpm, Easy Start
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    Canpump

    SKU: 043005

    Canpump Universal 3/8-in Unloader Valve - 4000 psi @ 6.6 US gpm, Easy Start

    Chemical injector: No
    Inlet: 3/8-in Female
    Outlet: 3/8-in Male
    Bypass: 3/8-in Female
    CA$70.00
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