Collection: Flow Sensitive Unloader Valves

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Pressure Washing Supplies UK is a UK supplier of pressure washing equipment, pumps, hose reels, hoses, valves, fittings and replacement parts for professional, agricultural and industrial use.

  • Interpump K9 Unloader Valve
    Interpump K9 Unloader Valve
    Part No: K9
    • 400 Bar max pressure*
    • 15-50 Lpm flow
    • 60°C max water temperature
    • Flow sensitive valve
    • Brass & st.steel construction
    • 1/2"BSPF inlet
    • 1/2"BSPM outlet
    Regular price £312.92 GBP
    Regular price Sale price £312.92 GBP
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  • Interpump K10 Unloader Valve
    Interpump K10 Unloader Valve
    Part No: K10.1
    • 600 Bar max pressure
    • 19-26 Lpm flow
    • 60°C max water temperature
    • Flow sensitive valve
    • AISI303 st.steel construction
    • 3/8"BSPF inlet
    • 3/8"BSPM outlet
    Regular price £371.96 GBP
    Regular price Sale price £371.96 GBP
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  • Interpump K10 Unloader Valve
    Interpump K10 Unloader Valve
    Part No: K10.2
    • 600 Bar max pressure
    • 27-34 Lpm flow
    • 60°C max water temperature
    • Flow sensitive valve
    • AISI303 st.steel construction
    • 3/8"BSPF inlet
    • 3/8"BSPM outlet
    Regular price £371.96 GBP
    Regular price Sale price £371.96 GBP
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  • Interpump K10 Unloader Valve
    Interpump K10 Unloader Valve
    Part No: K10.3
    • 600 Bar max pressure
    • 35-40 Lpm flow
    • 60°C max water temperature
    • Flow sensitive valve
    • AISI303 st.steel construction
    • 3/8"BSPF inlet
    • 3/8"BSPM outlet
    Regular price £371.96 GBP
    Regular price Sale price £371.96 GBP
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  • Interpump BKX Unloader Valve
    Interpump BKX Unloader Valve
    Part No: BKX600
    • 600 Bar max pressure
    • 60 Lpm max flow
    • 60°C max water temperature
    • Flow sensitive valve
    • Brass & st.steel construction
    • 1/2"BSPF inlet
    • 1/2"BSPF outlet
    Regular price £902.22 GBP
    Regular price Sale price £902.22 GBP
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  • Interpump K3 Unloader Valve
    Interpump K3 Unloader Valve
    Part No: K3.0
    • 100 Bar max pressure*
    • 8-11 Lpm flow
    • 60°C max water temperature
    • Flow sensitive valve
    • Brass & st.steel construction
    • 3/8"BSPF inlet
    • 1/2"BSPM outlet
    Regular price £55.99 GBP
    Regular price Sale price £55.99 GBP
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  • Interpump K3 Unloader Valve
    Interpump K3 Unloader Valve
    Part No: K3.1
    • 100 Bar max pressure*
    • 11-16 Lpm flow
    • 60°C max water temperature
    • Flow sensitive valve
    • Brass & st.steel construction
    • 3/8"BSPF inlet
    • 1/2"BSPM outlet
    Regular price £55.99 GBP
    Regular price Sale price £55.99 GBP
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  • Interpump K3 Unloader Valve
    Interpump K3 Unloader Valve
    Part No: K3.2
    • 100 Bar max pressure*
    • 16-21 Lpm flow
    • 60°C max water temperature
    • Flow sensitive valve
    • Brass & st.steel construction
    • 3/8"BSPF inlet
    • 1/2"BSPM outlet
    Regular price £55.99 GBP
    Regular price Sale price £55.99 GBP
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  • Interpump K5 Unloader Valve
    Interpump K5 Unloader Valve
    Part No: K5.1
    • 200 Bar max pressure*
    • 11-16 Lpm flow
    • 60°C max water temperature
    • Flow sensitive valve
    • Brass & st.steel construction
    • 3/8"BSPF inlet
    • 1/2"BSPM outlet
    Regular price £64.53 GBP
    Regular price Sale price £64.53 GBP
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  • Interpump K5 Unloader Valve
    Interpump K5 Unloader Valve
    Part No: K5.2
    • 200 Bar max pressure*
    • 16-25 Lpm flow
    • 60°C max water temperature
    • Flow sensitive valve
    • Brass & st.steel construction
    • 3/8"BSPF inlet
    • 1/2"BSPM outlet
    Regular price £64.53 GBP
    Regular price Sale price £64.53 GBP
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  • Interpump K5 Unloader Valve
    Interpump K5 Unloader Valve
    Part No: K5.3
    • 200 Bar max pressure*
    • 25-41 Lpm flow
    • 60°C max water temperature
    • Flow sensitive valve
    • Brass & st.steel construction
    • 3/8"BSPF inlet
    • 1/2"BSPM outlet
    Regular price £64.53 GBP
    Regular price Sale price £64.53 GBP
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  • Interpump K7 Unloader Valve
    Interpump K7 Unloader Valve
    Part No: K7.0
    • 200 Bar max pressure*
    • 8-11 Lpm flow
    • 60°C max water temperature
    • Flow sensitive valve
    • Brass & st.steel construction
    • 3/8"BSPF inlet
    • 3/8"BSPM outlet
    Regular price £89.01 GBP
    Regular price Sale price £89.01 GBP
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  • Interpump K7 Unloader Valve
    Interpump K7 Unloader Valve
    Part No: K7.1
    • 200 Bar max pressure*
    • 11-16 Lpm flow
    • 60°C max water temperature
    • Flow sensitive valve
    • Brass & st.steel construction
    • 3/8"BSPF inlet
    • 3/8"BSPM outlet
    Regular price £89.01 GBP
    Regular price Sale price £89.01 GBP
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  • Interpump K7 Unloader Valve
    Interpump K7 Unloader Valve
    Part No: K7.2
    • 200 Bar max pressure*
    • 16-25 Lpm flow
    • 60°C max water temperature
    • Flow sensitive valve
    • Brass & st.steel construction
    • 3/8"BSPF inlet
    • 3/8"BSPM outlet
    Regular price £89.01 GBP
    Regular price Sale price £89.01 GBP
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  • Interpump K7 Unloader Valve
    Interpump K7 Unloader Valve
    Part No: K7.3
    • 200 Bar max pressure*
    • 25-41 Lpm flow
    • 60°C max water temperature
    • Flow sensitive valve
    • Brass & st.steel construction
    • 3/8"BSPF inlet
    • 3/8"BSPM outlet
    Regular price £89.01 GBP
    Regular price Sale price £89.01 GBP
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  • Interpump K1 Unloader Valve
    Interpump K1 Unloader Valve
    Part No: K1
    • 250 Bar max pressure*
    • 9-41 Lpm flow
    • 60°C max water temperature
    • Flow sensitive valve
    • Brass & st.steel construction
    • 3/8"BSPF inlet
    • 1/2"BSPM outlet
    Regular price £64.53 GBP
    Regular price Sale price £64.53 GBP
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  • Pulsar Zero Flow Sensitive Unloader Valve
    Pulsar Zero Flow Sensitive Unloader Valve
    Part No: 60.2400.00
    • 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
    Regular price £130.07 GBP
    Regular price Sale price £130.07 GBP
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  • VB16 Soft Start Unloader Valve
    VB16 Soft Start Unloader Valve
    Part No: 60.8000.00
    • 500 Bar rated pressure
    • 80 Lpm max flow
    • 60°C rated water temperature
    • Flow sensitive valve
    • Soft Start action
    • Brass & steel construction
    • 1/2"BSPF inlet
    Regular price £582.74 GBP
    Regular price Sale price £582.74 GBP
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  • Interpump K5 Unloader Valve
    Interpump K5 Unloader Valve
    Part No: K5.0
    • 200 Bar max pressure*
    • 8-11 Lpm flow
    • 60°C max water temperature
    • Flow sensitive valve
    • Brass & st.steel construction
    • 3/8"BSPF inlet
    • 1/2"BSPM outlet
    Regular price £64.53 GBP
    Regular price Sale price £64.53 GBP
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  • Interpump K10 Unloader Valve
    Interpump K10 Unloader Valve
    Part No: K10.0
    • 600 Bar max pressure
    • 12-18 Lpm flow
    • 60°C max water temperature
    • Flow sensitive valve
    • AISI303 st.steel construction
    • 3/8"BSPF inlet
    • 3/8"BSPM outlet
    Regular price £570,000.00 GBP
    Regular price Sale price £570,000.00 GBP
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