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Pressure & Flow Control Valves

(Showing 12 of 49)
Pressure and flow control valves play a critical role in managing performance and protecting components in high-pressure systems. This category includes unloaders, safety and relief valves, and other flow control solutions used to regulate pressure, control water flow, and ensure safe, reliable operation across a wide range of applications.
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  • 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
    $68.00
  • Canpump Foot Actuated Control Valve for Sewer Jetting, 4000 psi

    Canpump

    SKU: 052008

    Canpump Foot Actuated Control Valve for Sewer Jetting, 4000 psi

    Pressure: 4,000 psi (275 bar)
    Flow rate: 14.8 US gpm (56 L/min)
    Max. temperature: 140 °F (60 °C)
    $105.00
    Only 3 in stock
  • Bertolini APR 20: 2000 psi @ 5.5 US gpm Unloader Valve

    Bertolini Pumps

    SKU: 041002

    Bertolini APR 20: 2000 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
    $72.00
  • 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
    $72.00
  • P.A. VB 3: 3200 psi @ 6.5 US gpm Unloader Valve

    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
    $52.00
  • P.A. VB 60/600 Zero: 8700 psi @ 16 US gpm Flow-Sensitive Unloader Valve

    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
    $760.00
    Only 2 in stock
  • Canpump Foot Actuated Control Valve for Sewer Jetting, 5000 psi, 10.5 US gpm

    Canpump

    SKU: 030012

    Canpump Foot Actuated Control Valve for Sewer Jetting, 5000 psi, 10.5 US gpm

    Pressure: 5,000 psi (345 bar)
    Flow rate: 10.5 US gpm (40 L/min)
    Max. temperature: 140 °F (60 °C)
    $110.00
  • Bertolini APR.U 14: 1450 psi @ 5.5 US gpm Unloader Valve

    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
    $72.00
  • Bertolini APR.I 40: 4000 psi @ 5.5 US gpm Unloader Valve w/ Fixed Injector

    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
    $96.00
  • P.A. VB 135: 2300 psi @ 6.5 US gpm Bolt-On Unloader Valve

    P.A.

    SKU: 043812

    P.A. VB 135: 2300 psi @ 6.5 US gpm Bolt-On Unloader Valve

    Chemical injector: No
    Inlet: 1/2-in Female
    Outlet: 3/8-in Male
    Inlet Banjo Bolt: 1/2-in Male
    Outlet Banjo Bolt: 3/8-in Male
    $85.00
  • P.A. VB 450/200: 2900 psi @ 120 US gpm Unloader Valve

    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
    $920.00
    Only 3 in stock
  • P.A. VB 140/160: 2300 psi @ 37 US gpm Unloader Valve

    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
    $236.00
    Only 4 in stock