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The GT Series of Stanley Hydraulic Power Units are designed for continuous duty operation with an efficient oil cooler as standard equipment.

The GT18B02 GT Hydraulic Power Unit is a small compact hydraulic power unit designed to provide power for underwater hydraulic tools requiring a single 5 gpm up to 8 gpm. The Stanley GT18B02 Hydraulic Power Unit is powered by a Briggs & Stratton industrial grade engine. Folding and locking handle, electric start, auto throttle, pressurized engine lubrication, and large pneumatic tires are standard equipment.

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STANLEY Hydraulic Power Unit GT18


  • Designed to provide power for underwater hydraulic tools requiring a single 5 gpm up to 8 gpm


  • All electric control system with rotary switches
  • All components are assembled for easy routine servicing
  • Upper frame can be removed for more serious servicing
  • Quartz hour meter in the control panel records engine run time
  • The hydraulic pump is mounted directly to the engine eliminating any misalignment and ensuring long life of the drive coupling
  • In-tank hydraulic filter continuously cleans the hydraulic fluid and assures that refill fluid passes through the filter for a clean refill
  • 35-Ah sealed, non-spillable, no-maintenance battery is located inside a covered compartment
  • Pressure lubrication system with a pressure sensing switch that will shut down the engine if engine oil level is too low
  • Some models are available with 110 VAC, 60 Hz electric power provided by a Briggs and Stratton PowerLink inverter system
  • System will deliver 1000 Watts, continuous and 1500 Watts intermittent power through GFCI (Ground Fault Circuit Interrupter) receptacles


  • Output Capacity: 5 or 8 GPM (20 or 30 LPM)
  • Pressure: 2000 PSI (140 bar)
  • Circuit Type: Open Center
  • Hydraulic Reservoir Capacity: 3 gallons (11 liters)
  • Fuel Tank Capacity: 7 gallons (26.5 liters)
  • Weight (Wet): 330 lbs (150 kg)
  • Dimensions: 35 in. L x 21.5 in. W x 29 in. H (89 cm L x 54.6 cm W x 73.7 cm H)
  • Engines: Briggs and Stratton 18 Horsepower Vanguard

User Manual

Additional information

Weight 330 lbs


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