MHX Range

The Hi-Force MHX series of manually operated two speed hydraulic pumps are suitable for use in several applications including hydro-testing of pipes, pressure vessels, valves, and also back-up systems and other pressure retaining equipment, prior to commissioning. The pump's two stage piston design gives a high flow low pressure stage of 3.05 in3 up to 725 psi pressure and incorporates a reliable smooth manual changeover from low to high pressure output.

The MHX range is available in 5 different pressure capacities ranging from 1450 to 14500 psi working pressure and all models are fitted with a relief valve for added safety. Each pump is supplied with a multi positional 24-inch operating lever for increased operator comfort during use.

  • Choice of 5 models available
  • Maximum output pressures up to 14500 psi
  • Two stage displacement with manual T-Handle changeover plunger
  • Lightweight aluminum alloy pump unit with integral factory set safety relief valve
  • High grade stainless steel pistons for increased resistance to corrosion
  • Smooth manually operated 2-way pressure and release valve with precise control
  • Stainless steel powder coated 4 gallons capacity reservoir with extended foot reaction bar
  • Multi-positional 24 inches length operating lever with retaining washer and bolt
  • Optional 4 inches diameter hydraulic pressure gauges with fixing kit
  • Standard 10 feet length hose with swivel end fittings available as optional extra
  • Suitable for use with hydraulic mineral oil; demineralized, distilled and 'filtered mains supplied'
  • For use with other fluids, consult Hi-Force as special seals may be required

Hydrotest pumps & accessories. Manually operated
Model Number (with reservoir) Working Pressure psi Displacement Per Stroke inch3 Changeover Pressure psi Outlet Port Weight With Reservoir lbs
1st stage 2nd stage
MHX100 1450 3.05 1.34 725 3/8" NPT 44.1
MHX300 4350 3.05 0.49 725 3/8" NPT 44.1
MHX500 7250 3.05 0.24 725 3/8" NPT 44.1
MHX700 10150 3.05 0.18 725 3/8" NPT 44.1
MHX1000 14500 3.05 0.12 725 3/8" BSP 44.1


Model Number Pressure Range psi
MHX100GK 1600
MHX300GK 4500
MHX500GK 8000
MHX700GK 10000
MHX1000GK 14500


Model Number Max. Working pressure psi Length feet Weight lbs End Fitting For Model Number
HH3-6NMS-1 up to 4350 10 1.8 3/8" NPT Male Swivel MHX100 & MHX300
HH3-6NMS-2 up to 10000 10 2.0 3/8" NPT Male Swivel MHX500 & MHX700
HH3-6NMS-3 14500 10 3.3 3/8" BSP Male Swivel MHX1000