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Bertolini RAS4482 Triplex Piston Pump


SKU: 184 Category:

Bertolini RAS4482 Triplex Piston Pump

Heavy duty slow speed triplex pump, flows to 50l/min and pressures to 5800psi

The superior construction, the outstanding material quality, the innovative technology solutions Bertolini provide, long life components and easy maintenance.


  • Two sight glasses
  • O-ring groove in cover crankcase
  • Double cylindrical roller bearing
  • Forged crankshaft
  • Circlips of piston pins/connecting rods
  • Plunger rod in stainless steel, tenifer treatment
  • 2 oil seals
  • innovative oil seal adaptor
  • Innovative new valve cap design unscrewing/tear resistant
  • White ceramic plungers
  • innovative suction manifold
  • Sealed room between crankcase/head (patented)
  • Efficient volumetric check valves
  • New bolt design to lock the ceramic piston
  • Bronze connecting rods with extra length of head rods​

Drive system:

  • 4 pole electric motors
  • Petrol engine gear box or belt drive
  • Diesel engine gear box or belt drive
  • Hydraulic drive



  • Industrial applications
  • In-plant stationary systems
  • Trailer mounted cleaning systems
  • Drain cleaners
  • multiple gun washing station
  • High flow pressure washers



  • Easier to monitor oil level
  • Increases life of pump
  • Increases load resistance to work tightly and constantly on the right tolerances of the pins and conrods
  • Superior strength surface. Increases resistance and reduces wearing to avoid water leaking into the oil
  • Deeper 0-ring prevents o-ring extrusion, water mixing with oil and increases endurances
  • 99.5% alumina ceramic in three different size.
  • Improves cooling & increases area of recycling the seals leakages
  • Allows perfect suction feed of high/low pressure seals in constant wet conditions, increases resistance even to dry conditions
  • Completely in stainless steel, superior strength in any condition
  • Prevents piston from unscrewing
  • Better alignment
  • 30mm Shaft
  • Weight: 18.5kg





Weight 19 kg
Dimensions 35 × 30 × 25 cm


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