HW4 Mighty Pump

At its Best Efficiency Point this pump is 55% efficient, which reduces energy costs compared to other pumps

  • Overview
  • Performance
  • Pump Curve
  • Technical Specs
  • Pump Materials
  • Dimensions


  • High Head Water (HW) pumps are designed for high head jobs with very few solids
  • Variety of pump applications including sewage, liquids, sludge and liquids with solids up to 0.75 inch (19 mm) in diameter
  • Standard engine CAT C7 – 250 hp. Optional John Deere JD6068H – 251 hp
  • Stressproof™ stainless steel shaft with innovative Cycloseal® (Tungsten Carbide vs. Silicon Carbide) that extends seal life- often triple normal mechanical seals
  • Oil bath feeds the mechanical seal with cooler oil for continuous dry running
  • Industrial strength skid built with integral fuel tank. Also available with the steel construction industrial grade, off-road trailer mount
  • Capable of remote monitoring for live updates that include: pump’s global position, discharge pressure, engine data and maintenance log
  • Automatic Priming System sucks air and liquid at the same time. Primes and re-primes completely unattended
  • Priming system built with in-line ¼ turn isolation valve for flooded suction applications
  • At its Best Efficiency Point this pump is 55% efficient, which reduces energy costs compared to other pumps
  • Heavy duty, massive pump shafts, purposely built for industrial applications
  • Optional, Automatic start/stop feature for water level control
  • Optional, easily removable protective Quiet Container
  • Warranted by MightyPumps™, Cornell and CAT- 2 year, 2,000 hour warranty


Maximum Outflow
813 US gpm (3,074 L/min)
Shutoff Head
707 ft (215 m)
Solids Handling
0.75 inch (19 mm) Diameter
BEP with 15’ lift
659 US gpm @ 630 ft & 2,200 rpm


CAT C7-250 hp Continuous or John Deere JD6068H-251 hp
Pump End
Cornell 3419MX
Mounting Fuel
Industrial Skid
Fuel Tank Capacity
99 US gal (375 L)
Fuel Consumption (1800 rpm)
11.8 US gal/hr
Run Time* (1800 rpm)
8 hrs
Maximum Operating Speed
2,200 rpm
Max Case Pressure
400 psi (2,758 kPa)
Max Fluid Temperature
180°F (82°C)
Suction Inlet Size
4 inches 150 lb Flange
Discharge Outlet Size
4 inches 300 lb Flange
Optional Fuel Tank Capacity
250 US gal
Optional Fuel Tank Capacity Run Time*
21 hrs
*one tank of fuel


ASTM A536-72 Ductile Iron
Wear Rings
ASTM A48 Cast Iron
ASTM A536-72 Ductile Iron
CA6 Cast Steel
ASTM A48 Cast Iron
17-4 PH Stainless Steel
Shaft Seal
Tungsten Carbide vs. Silicon Carbide
Engine Bracket
ASTM A48 Cast Iron


111 inches (2,819 cm)
56 inches (1,422 cm)
155 inches (3,937 cm)
Weight (Wet)
9,933 lbs (4,505 kg)

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