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Thread-On Unloaders

(Showing 12 of 22)

Threaded models offer flexible installation options for various pump types.

Compare
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  • P.A. Pulsar Rv: 4050 psi @ 10 US gpm Unloader Bypass Valve w/ Optional Kit

    P.A.

    P.A. Pulsar Rv: 4050 psi @ 10 US gpm Unloader Bypass Valve w/ Optional Kit

    Chemical injector: No
    Inlet: 3/8-in Female
    Outlet: 3/8-in Female
    Bypass: 3/8-in Female
    CA$98.00 - CA$129.00
  • P.A. VB 85/310: 4050 psi @ 21 US gpm Unloader Valve

    P.A.

    SKU: 042005

    P.A. VB 85/310: 4050 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$175.00
  • P.A. VB 350: 5075 psi @ 10.5 US gpm Unloader Valve w/ Knob

    P.A.

    SKU: 041013

    P.A. VB 350: 5075 psi @ 10.5 US gpm Unloader Valve w/ Knob

    Chemical injector: No
    Inlet: 3/8-in Male
    Outlet: 3/8-in Male
    Bypass: 1/2-in Female
    CA$180.00
  • Mecline VRT100 High Flow: 5075 psi @ 26.4 US gpm Unloader Valve

    Mecline

    SKU: 042007

    Mecline VRT100 High Flow: 5075 psi @ 26.4 US gpm Unloader Valve

    Chemical injector: No
    Inlet: 1/2-in Female
    Outlet: 1/2-in Female
    Bypass: 1/2-in Female
    CA$218.00
  • P.A. VB 80/400: 5800 psi @ 21 US gpm Stainless-Steel Unloader Valve

    P.A.

    SKU: 042001

    P.A. VB 80/400: 5800 psi @ 21 US gpm Stainless-Steel Unloader Valve

    Chemical injector: No
    Inlet: 1/2-in Female
    Outlet: 1/2-in Female
    Bypass: 1/2-in Female
    CA$570.00
  • Mecline VRT3 Easy Start: 4060 psi @ 10.5 US gpm Unloader Valve

    Mecline

    SKU: 041022

    Mecline VRT3 Easy Start: 4060 psi @ 10.5 US gpm Unloader Valve

    Chemical injector: No
    Inlet: 3/8-in Female
    Outlet: 3/8-in Female
    Bypass: 3/8-in Female
    CA$85.00
  • Canpump Universal Bypass Kit for 3/8-in Unloader Valve

    Canpump

    SKU: 500059

    Canpump Universal Bypass Kit for 3/8-in Unloader Valve

    Inlet: 3/4-in Garden Hose Female
    Outlet: 3/8-in Male NPT to 3/8-in Quick-Connect Socket
    Bypass: 3/8-in Male NPT to Barbed Fitting
    CA$35.00
  • Canpump 1/2-in Unloader Valve - 4350 psi @ 21.1 US gpm

    Canpump

    SKU: 043006

    Canpump 1/2-in Unloader Valve - 4350 psi @ 21.1 US gpm

    Chemical injector: No
    Inlet: 1/2-in Female
    Outlet: 1/2-in Female
    Bypass: 1/2-in Female
    CA$110.00
  • P.A. VB 200/150: 2175 psi @ 53 US gpm Unloader Valve

    P.A.

    SKU: 043001

    P.A. VB 200/150: 2175 psi @ 53 US gpm Unloader Valve

    Chemical injector: No
    Inlet: 1-in Female
    Outlet: 1-in Female
    Bypass: 1-in Female
    CA$410.00
  • P.A. VB 53: 7250 psi @ 21 US gpm Stainless-Steel Unloader Valve

    P.A.

    SKU: 042004

    P.A. VB 53: 7250 psi @ 21 US gpm Stainless-Steel Unloader Valve

    Chemical injector: No
    Inlet: 1/2-in Female
    Outlet: 1/2-in Female
    Bypass: 1/2-in Female
    CA$420.00
  • P.A. VB 130: 2300 psi @ 6.5 US gpm Unloader Valve

    P.A.

    SKU: 041019

    P.A. VB 130: 2300 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$66.00
  • P.A. Pulsar Rv: 2300 psi @ 10 US gpm Unloader Bypass Valve w/ Knob

    P.A.

    SKU: 041009

    P.A. Pulsar Rv: 2300 psi @ 10 US gpm Unloader Bypass Valve w/ Knob

    Chemical injector: No
    Inlet: 3/8-in Female
    Outlet: 3/8-in Female
    Bypass: 3/8-in Female
    CA$90.00