Prime 74 HPU | Hydraulic Power Units | DAE Pumps

Prime 74 Hydraulic Power Units – 74 HP / 2500-3300 PSI / 4 To 35 GPM

DAE Pumps Prime 74 Hydraulic Power Unit

Prime 74 Hydraulic Power Units – 74 HP / 2500-3300 PSI / 4 To 35 GPM

DAE Pumps Prime 74 Hydraulic Power Units provide high-quality power for your hydraulic tools and equipment through a heavy-duty diesel-driven engine. The Prime 74 offers 74 HP at an operating pressure between 2500 and 3300 PSI with hydraulic flow between 4 – 35 GPM, and a 70 gallons hydraulic tank capacity. This powerful HPU system delivers the force and torque needed to operate a variety of power tools. 

The robust Prime 74 HPU system has a high-capacity hydraulic cooler and a powerful Isuzu engine. The Prime 74 is available on a skid or trailer. As a portable hydraulic power packs it can go with you anywhere because it is DOT certified for highway towing to bring with you more power for those heavy-duty jobs.  The EPA rated Tier 4 Hatz engine is equipped with a 70 gallons capacity fuel tank for extended operating time. DAE Pumps Prime 74 is the right size hydraulic power pack for many heavy-duty tools. 

The Prime 74 provide complete power for all our hydraulic submersible slurry pumps. These hydraulic power systems include high-quality and carefully designed safety, environmental, and maintenance features. Our high-performance HPU is designed without a diesel particulate filter (DPF). By doing so, we have eliminated the tremendous maintenance headaches caused by active regeneration used by other engine manufacturers.

The Prime 74 is part of the Prime Series HPUs which offer a variety of sizes, power, configurations, and more to match your needs.

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Prime 74 Hydraulic Power Units


Horsepower: 74 HP / 55 kW
Operating Pressure: 2500 to 3300 PSI (172-227 Bar)
Hydraulic Flow: 4 to 35 GPM (15 to 132 LPM)
Hydraulic Tank: 70 Gal (264 Liters)
Diesel Tank: 70 Gal (264 Liters)
Skid Weight: 3800 LBS (1723 kg)
Skid Dimensions: 48” x 60” x 72” (122 cm x 152 cm x 183 cm)
Trailer Weight: 3800 LBS (1723 kg)
Trailer Dimensions: 132” x 76” x 83” (335 cm x 193 cm x 210 cm)
Hydraulic Oil: 32 or 46 AW, BIO, NS

DAE Pumps Prime 74 Hydraulic Power Unit Trailer



  • 2.0 L Hatz Diesel engine – Optional silent pack
  • EPA TIER 4 FINAL 50 State Emissions Compliant 
  • Engine monitoring packages
  • Engine safety shutdown package 
  • Double fuel and hydraulic filtration 
  • Optional Air inlet shutdown valve 
  • No costly downtime due to DPF or Regen.
  • Electric start with battery & weather safe battery box 


  • Large forklift boots and center point eye pad lifting system
  • Fiberglass protective grating
  • System hydraulic relief valve
  • Flow control valve w/ internal pressure relief cartridge
  • Front & rear safety transport binder rings
  • Easy to read safety and operation labeling
  • Flame arrestor exhaust with heat shield
  • DOT approved trailer – fully wired for highway towing (trailer)
  • 10 Ply trailer tires (trailer)


  • Single or twin circuit variable flow hydraulic controls
  • High capacity hydraulic cooling system
  • Hydraulic oil filter with spin on cartridge
  • Oil spill and fuel spill containment trailer
  • 5000 PSI hydraulic gauges
  • Screw together 1” supply and return fittings
  • Hydraulic oil level & temperature indicators
  • Low level hydraulic fluid shutdown


  • Powder coated frame & box tube lifting design
  • Fully adjustable Pintle or Bulldog hitch & trailer jack
  • Torsion flex removable trailer axles – no leaf springs
  • Top tank desiccant breather
  • 10” Oversized tank clean out ports
  • Automatic hydraulic fluid temperature controller
  • Removable fuel and hydraulic tanks
  • Low point drain plugs

Diesel Engine

74 HP Hatz 4H50

  • EPA Tier 4F compliant naturally aspirated diesel engine
  • Liquid cooled 4 cylinder engine – 74 HP / 55 kW output
  • 2.0 L displacement – 2800 Max RPM

Factory Options Available (extra)

  • Fully custom hydraulic circuits, pressures, and flow
  • Air or electric start; mechanical or electric shutdown
  • Integrated hydraulic hose reels
  • Optional hydraulic pressure washer

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Prime 74 Hydraulic Power Units