HW12 Mighty Pump

High Head Water (HW) pumps are designed for high head jobs with very few solids

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  • 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 2.38 inches (60 mm) in diameter
  • Standard engine CAT C32-950 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.
  • Capable of remote monitoring with 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 75% 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/John Deere- 2 year, 2,000 hour warranty


Maximum Outflow
5,400 US gpm (20,441 L/min)
Shutoff Head
837 ft (255 m)
Solids Handling
2.38 inches (60 mm) Diameter
BEP with 15’ lift
4,050 US gpm @ 575 ft & 1,600 rpm


CAT C32-950 hp Continuous
Pump End
Cornell 81026MX
Industrial Skid
Fuel Tank Capacity
400 US gal (1,514 L)
Fuel Consumption (1800 rpm)
45.7 US gal/hr
Run Time* (1800 rpm)
8.7 hrs
Maximum Operating Speed
1,800 rpm
Max Case Pressure
350 psi (2,413 kPa)
Max Fluid Temperature
180°F (82°C)
Suction Inlet Size
12 inches 150 lb Flange
Discharge Outlet Size
12 inches 150 lb Flange
Optional Fuel Tank Capacity
250 US gal (946 L)
Optional Fuel Tank Capacity Run Time*
5.5 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
Stress Proof SAE 1144 Steel
Shaft Seal
Tungsten Carbide vs. Silicon Carbide
Engine Bracket
ASTM A48 Cast Iron


93 inches (2,362 mm)
88 inches (2,235 mm)
208 inches (5,283 mm)
Weight (Wet)
18,250 lbs (8,278 kg)

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