Collection: High Pressure Pumps

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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 S284 Safety Relief Valve
    Interpump S284 Safety Relief Valve
    Part No: S284
    • 50-300 Bar pressure*
    • 7-41 Lpm flow
    • 85°C max water temperature
    • Brass construction
    • Not preset, see manual
    • 3/8" male inlet
    • 10mm hose barb discharge
    Regular price £30.81 GBP
    Regular price Sale price £30.81 GBP
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  • Interpump S3 Safety Relief Valve
    Interpump S3 Safety Relief Valve
    Part No: S3
    • 60-700 Bar pressure
    • 10-100 Lpm flow*
    • 60°C max water temperature
    • Brass body - St.steel internals
    • Not preset, see manual
    • 1/2"BSPM inlet
    Regular price £203.98 GBP
    Regular price Sale price £203.98 GBP
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  • Pratissoli S4090 Certified Safety Relief Valve
    Pratissoli S4090 Certified Safety Relief Valve
    Part No: S4090
    • 70-400 Bar pressure
    • 150-950 Lpm flow*
    • 85°C max water temperature
    • Factory set & sealed to order*
    • PED certified to 97/23/CE cat. II
    • Stainless steel construction
    • 1"1/2BSPM inlet
    Regular price £2,129.26 GBP
    Regular price Sale price £2,129.26 GBP
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  • Interpump SR Safety Relief Valve
    Interpump SR Safety Relief Valve
    Part No: SR
    • 30-200 Bar pressure
    • 6-41 Lpm flow
    • 60°C max water temperature
    • Brass body - St.steel internals
    • Not preset, see manual
    • 3/8"BSPM inlet
    • 1/4"BSPF outlet
    Regular price £29.12 GBP
    Regular price Sale price £29.12 GBP
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  • Pratissoli SV12 Safety Relief Valve
    Pratissoli SV12 Safety Relief Valve
    Part No: SV12
    • 640-1800 Bar pressure
    • 12-100 Lpm flow
    • 30°C max water temperature
    • Stainless steel construction
    • Factory set & sealed to order
    • 1/2"BSPM inlet
    • Call sales office for installation advice
    Regular price £312.50 GBP
    Regular price Sale price £312.50 GBP
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  • Interpump Timax Pressure Regulator
    Interpump Timax Pressure Regulator
    Part No: TIMAX
    • 60 Bar max pressure
    • 200 Lpm max flow
    • 60°C max water temperature
    • Manual bypass lever
    • Brass body - St.steel internals
    • 3/4"BSPF inlet
    • 3x 1/2"BSPF outlets
    Regular price £94.38 GBP
    Regular price Sale price £94.38 GBP
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  • Interpump Timax100 Pressure Regulator
    Interpump Timax100 Pressure Regulator
    Part No: TIMAX100
    • 100 Bar max pressure
    • 200 Lpm max flow
    • 60°C max water temperature
    • Manual bypass lever
    • Brass body - St.steel internals
    • 3/4"BSPF inlet
    • 3x 1/2"BSPF outlets
    Regular price £126.96 GBP
    Regular price Sale price £126.96 GBP
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  • PA B24 Gearbox for Engines - 1"1/8 Shaft
    PA B24 Gearbox for Engines - 1"1/8 Shaft
    Part No: 50.0060.00
    • For SAE J609b flange engine
    • For IP 47-59-66-MF2 series pumps
    • 1"1/8, 28.6mm hollow shaft
    • 24 Hp, 17.7 kW max power
    • Input speed 3100 rpm
    • Output speed 1450 rpm
    • 2.176:1 reduction
    Regular price £218.75 GBP
    Regular price Sale price £218.75 GBP
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  • PA B24 Gearbox for Engines - 1" Shaft
    PA B24 Gearbox for Engines - 1" Shaft
    Part No: 50.0062.00
    • For SAE J609b flange engine
    • For IP 47-59-66-MF2 series pumps
    • 1", 25.4mm hollow shaft
    • 24 Hp, 17.7 kW max power
    • Input speed 3100 rpm
    • Output speed 1450 rpm
    • 2.176:1 reduction
    Regular price £206.92 GBP
    Regular price Sale price £206.92 GBP
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  • PA B31 Gearbox for Engines - 1"1/8 Shaft
    PA B31 Gearbox for Engines - 1"1/8 Shaft
    Part No: 50.0071.00
    • For SAE J609b flange engine
    • For IP 47-66 series pumps
    • 1"1/8, 28.6mm hollow shaft
    • 31 Hp, 23.0 kW max power
    • Input speed 3100 rpm
    • Output speed 1450 rpm
    • 2.176:1 reduction
    Regular price £254.22 GBP
    Regular price Sale price £254.22 GBP
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  • PA B40 Gearbox for Engines - 1"1/8 x 28mm Shaft
    PA B40 Gearbox for Engines - 1"1/8 x 28mm Shaft
    Part No: 50.0410.00
    • For SAE J609b flange engine
    • For Interpump/Pratissoli EVO4/EV series pumps
    • 1"1/8, 28.6mm hollow shaft - Engine side
    • ø28mm hollow shaft - Pump side
    • 40 Hp, 29.4 kW max power
    • Input speed 3200 rpm
    • Output speed 1450 rpm
    Regular price £766.19 GBP
    Regular price Sale price £766.19 GBP
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  • PA B40 Gearbox for Engines - 1"1/8 x 30mm Shaft
    PA B40 Gearbox for Engines - 1"1/8 x 30mm Shaft
    Part No: 50.0415.00
    • For SAE J609b flange engine
    • For Interpump/Pratissoli 70 series pumps
    • 1"1/8, 28.6mm hollow shaft - Engine side
    • ø30mm hollow shaft - Pump side
    • 40 Hp, 29.4 kW max power
    • Input speed 3200 rpm
    • Output speed 1450 rpm
    Regular price £766.19 GBP
    Regular price Sale price £766.19 GBP
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  • Interpump Gearbox for PTO Drive
    Interpump Gearbox for PTO Drive
    Part No: M-PTO
    • For IP 47-59-66 series 1000 rpm pumps
    • 1"3/8 6 spline male PTO shaft
    • 9.5 Hp, 7 kW max power
    • 1:1.9 mulitplier
    • Input speed 540 rpm
    • Output speed 1000 rpm
    • PTO shaft to ASAE S203.13 (DIN9611-1)
    Regular price £209.00 GBP
    Regular price Sale price £209.00 GBP
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  • Mecline RGB24 Gearbox for Engines - 1" Shaft
    Mecline RGB24 Gearbox for Engines - 1" Shaft
    Part No: R00500009
    • For SAE J609b flange engine
    • For IP 47-59-66-MF2 series pumps
    • 1", 25.4mm hollow shaft
    • 24 Hp, 17.7 kW max power
    • Input speed 3175 rpm
    • Output speed 1450 rpm
    • 2.19:1 reduction
    Regular price £147.26 GBP
    Regular price Sale price £147.26 GBP
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