Unloader & Relief Valves

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  • 0 out of 5

    Interpump W3 Controlset – 16-21 Lpm
    • 275 Bar max pressure
    • 16-21 Lpm flow
    • 75°C max water temperature
    • Trapped pressure valve & bypass
    • Adjustable chemical injection
    • Fits IP 44-47-49-50-52-53...
    • ...58-59-60-63 series pumps
    • Brass & st.steel construction
    • 1/2"BSPF inlet
    • 3/8"BSPM outlet
    • 275 Bar max pressure
    • 16-21 Lpm flow
    • 75°C max water temperature
    • Trapped pressure valve & bypass
    • Adjustable chemical injection
    • Fits IP 44-47-49-50-52-53…
    • …58-59-60-63 series pumps
    • Brass & st.steel construction
    • 1/2″BSPF inlet
    • 3/8″BSPM outlet
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  • 0 out of 5

    Interpump W3 Controlset – 7-10 Lpm
    • 275 Bar max pressure
    • 7-10 Lpm flow
    • 75°C max water temperature
    • Trapped pressure valve & bypass
    • Adjustable chemical injection
    • Fits IP 44-47-49-50-52-53...
    • ...58-59-60-63 series pumps
    • Brass & st.steel construction
    • 1/2"BSPF inlet
    • 3/8"BSPM outlet
    • 275 Bar max pressure
    • 7-10 Lpm flow
    • 75°C max water temperature
    • Trapped pressure valve & bypass
    • Adjustable chemical injection
    • Fits IP 44-47-49-50-52-53…
    • …58-59-60-63 series pumps
    • Brass & st.steel construction
    • 1/2″BSPF inlet
    • 3/8″BSPM outlet
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  • 0 out of 5

    MG4000 Unloader Valve
    • 280 Bar rated pressure
    • 40 Lpm max flow
    • 90°C rated water temperature
    • Trapped pressure valve
    • Brass & steel construction
    • Blue spring with regulator knob
    • 3/8"BSPF inlet
    • 3/8"BSPF outlet
    • 3/8"BSPF bypass
    • 1/4"BSPF gauge port
    • 280 Bar rated pressure
    • 40 Lpm max flow
    • 90°C rated water temperature
    • Trapped pressure valve
    • Brass & steel construction
    • Blue spring with regulator knob
    • 3/8″BSPF inlet
    • 3/8″BSPF outlet
    • 3/8″BSPF bypass
    • 1/4″BSPF gauge port
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  • 0 out of 5

    Pratissoli RA2 Unloader Valve
    • 210 Bar max pressure
    • 20-230 Lpm flow
    • 85°C max water temperature
    • Trapped pressure valve
    • Brass body
    • Pressure adjusting knob
    • 1"BSPF inlet
    • 3/4"BSPF outlet
    • 1"1/4BSPF bypass
    • Call sales office for installation advice
    • 210 Bar max pressure
    • 20-230 Lpm flow
    • 85°C max water temperature
    • Trapped pressure valve
    • Brass body
    • Pressure adjusting knob
    • 1″BSPF inlet
    • 3/4″BSPF outlet
    • 1″1/4BSPF bypass
    • Call sales office for installation advice
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  • 0 out of 5

    Pratissoli RA2L Unloader Valve
    • 210 Bar max pressure
    • 20-230 Lpm flow
    • 85°C max water temperature
    • Trapped pressure valve
    • Brass body
    • Manual bypass lever
    • Pressure adjusting knob
    • 1"BSPF inlet
    • 3/4"BSPF outlet
    • 1"1/4BSPF bypass
    • Call sales office for installation advice
    • 210 Bar max pressure
    • 20-230 Lpm flow
    • 85°C max water temperature
    • Trapped pressure valve
    • Brass body
    • Manual bypass lever
    • Pressure adjusting knob
    • 1″BSPF inlet
    • 3/4″BSPF outlet
    • 1″1/4BSPF bypass
    • Call sales office for installation advice
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  • 0 out of 5

    Pratissoli VP12 Foot Operated Bypass Valve
    • 1500 Bar max pressure
    • 80 Lpm max flow
    • 30° max water temperature
    • 3/8"F threaded inlet
    • 3/8"F threaded outlet
    • 3/8"F threaded bypass
    • Can be mounted inline or offline
    • Call sales office for installation advice
    • 1500 Bar max pressure
    • 80 Lpm max flow
    • 30° max water temperature
    • 3/8″F threaded inlet
    • 3/8″F threaded outlet
    • 3/8″F threaded bypass
    • Can be mounted inline or offline
    • Call sales office for installation advice
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  • 0 out of 5

    Pulsar 4RV Unloader Valve
    • 280 Bar rated pressure
    • 40 Lpm max flow
    • 90°C rated water temperature
    • Trapped pressure valve
    • Brass & steel construction
    • Blue spring with regulator knob
    • 3/8"BSPF inlet
    • 3/8"BSPF outlet
    • 3/8"BSPF bypass
    • 280 Bar rated pressure
    • 40 Lpm max flow
    • 90°C rated water temperature
    • Trapped pressure valve
    • Brass & steel construction
    • Blue spring with regulator knob
    • 3/8″BSPF inlet
    • 3/8″BSPF outlet
    • 3/8″BSPF bypass
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  • 0 out of 5

    Pulsar Zero Flow Sensitive Unloader Valve
    • 280 Bar rated pressure
    • 9-40 Lpm flow
    • 60°C rated water temperature
    • Flow sensitive valve
    • Brass & st.steel construction
    • 3/8"BSPF inlet
    • 3/8"BSPF outlet
    • 3/8"BSPF bypass
    • 280 Bar rated pressure
    • 9-40 Lpm flow
    • 60°C rated water temperature
    • Flow sensitive valve
    • Brass & st.steel construction
    • 3/8″BSPF inlet
    • 3/8″BSPF outlet
    • 3/8″BSPF bypass
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  • 0 out of 5

    RF120/280 Foot Operated On/Off Valve
    • 280 Bar rated pressure
    • 120 Lpm max flow
    • 90°C rated temperature
    • Brass internals
    • 3/4"BSPF inlet
    • 3/4"BSPF outlet
    • 280 Bar rated pressure
    • 120 Lpm max flow
    • 90°C rated temperature
    • Brass internals
    • 3/4″BSPF inlet
    • 3/4″BSPF outlet
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  • 0 out of 5

    RF80/500 Foot Operated On/Off Valve
    • 500 Bar rated pressure
    • 80 Lpm max flow
    • 90°C rated temperature
    • Brass internals
    • 1/2"BSPF inlet
    • 1/2"BSPF outlet
    • 500 Bar rated pressure
    • 80 Lpm max flow
    • 90°C rated temperature
    • Brass internals
    • 1/2″BSPF inlet
    • 1/2″BSPF outlet
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  • 0 out of 5

    UV31 Unloader Valve & Pressure Switch
    • 220 Bar rated pressure
    • 45 Lpm max flow
    • 90°C rated water temperature
    • Trapped pressure valve
    • 5A - 250V microswitch
    • Brass & steel construction
    • Pressure adjusting knob
    • 3/8" & 1/2"BSPF inlets
    • 3/8"BSPF outlet
    • 3/8"BSPF bypass
    • 1/4"BSPF gauge port
    • 220 Bar rated pressure
    • 45 Lpm max flow
    • 90°C rated water temperature
    • Trapped pressure valve
    • 5A – 250V microswitch
    • Brass & steel construction
    • Pressure adjusting knob
    • 3/8″ & 1/2″BSPF inlets
    • 3/8″BSPF outlet
    • 3/8″BSPF bypass
    • 1/4″BSPF gauge port
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  • 0 out of 5

    UV31 Unloader Valve & Pressure Switch
    • 280 Bar rated pressure
    • 45 Lpm max flow
    • 90°C rated water temperature
    • Trapped pressure valve
    • 5A - 250V microswitch
    • Brass & steel construction
    • Pressure adjusting knob
    • 3/8" & 1/2"BSPF inlets
    • 3/8"BSPF outlet
    • 3/8"BSPF bypass
    • 1/4"BSPF gauge port
    • 280 Bar rated pressure
    • 45 Lpm max flow
    • 90°C rated water temperature
    • Trapped pressure valve
    • 5A – 250V microswitch
    • Brass & steel construction
    • Pressure adjusting knob
    • 3/8″ & 1/2″BSPF inlets
    • 3/8″BSPF outlet
    • 3/8″BSPF bypass
    • 1/4″BSPF gauge port
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  • 0 out of 5

    VB10/2 Soft Start Unloader Valve
    • 220 Bar rated pressure
    • 30 Lpm max flow
    • 90°C rated water temperature
    • Trapped pressure valve - Soft start
    • Panel mount
    • Brass body
    • Stainless steel piston
    • Plastic regulator knob
    • 3/8"BSPF inlet
    • 3/8"BSPF outlet
    • 3/8"BSPF bypass
    • 220 Bar rated pressure
    • 30 Lpm max flow
    • 90°C rated water temperature
    • Trapped pressure valve – Soft start
    • Panel mount
    • Brass body
    • Stainless steel piston
    • Plastic regulator knob
    • 3/8″BSPF inlet
    • 3/8″BSPF outlet
    • 3/8″BSPF bypass
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  • 0 out of 5

    VB130 Unloader Valve
    • 160 Bar rated pressure
    • 25 Lpm max flow
    • 90°C rated water temperature
    • Trapped pressure valve
    • Brass & steel construction
    • White spring, no regulator knob
    • 3/8"BSPM inlet
    • 3/8"BSPM outlet
    • 3/8"BSPF bypass
    • 160 Bar rated pressure
    • 25 Lpm max flow
    • 90°C rated water temperature
    • Trapped pressure valve
    • Brass & steel construction
    • White spring, no regulator knob
    • 3/8″BSPM inlet
    • 3/8″BSPM outlet
    • 3/8″BSPF bypass
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  • 0 out of 5

    VB16 Soft Start Unloader Valve
    • 500 Bar rated pressure
    • 80 Lpm max flow
    • 90°C rated water temperature
    • Flow sensitive valve
    • Soft Start action
    • Brass & steel construction
    • 1/2"BSPF inlet
    • 1/2"BSPF outlet
    • 1/2"BSPF bypass
    • 1/4"BSPF gauge port
    • 500 Bar rated pressure
    • 80 Lpm max flow
    • 90°C rated water temperature
    • Flow sensitive valve
    • Soft Start action
    • Brass & steel construction
    • 1/2″BSPF inlet
    • 1/2″BSPF outlet
    • 1/2″BSPF bypass
    • 1/4″BSPF gauge port
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  • 0 out of 5

    VB26 Unloader Valve – AISI 316
    • 280 Bar rated pressure
    • 80 Lpm max flow
    • 90°C rated water temperature
    • Trapped pressure valve
    • AISI 316 stainless steel
    • Plastic regulator knob
    • 1/2"BSPF inlet
    • 1/2"BSPF outlet
    • 1/2"BSPF bypass
    • 280 Bar rated pressure
    • 80 Lpm max flow
    • 90°C rated water temperature
    • Trapped pressure valve
    • AISI 316 stainless steel
    • Plastic regulator knob
    • 1/2″BSPF inlet
    • 1/2″BSPF outlet
    • 1/2″BSPF bypass
    Enquire Now
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