Enjoy dependable operation in a lightweight package. The Stellar® 40P Single-Stage Air Compressor is a lightweight, hydraulically driven, reciprocating compressor that pairs aluminum and cast steel to control weight while producing a maximum output of 40 cfm and up to 150 psi air pressure.


Additional information

Durability Standard

  • Combination of aluminum and steel to control weight
  • Aluminum crankcase, head, exhaust manifold, pistons and connecting rods
  • Cast-iron cylinders, crankshaft, piston pin, bearing carrier, oil pump plate/cover and valve plate
  • Balanced crankshaft with heavy-duty journal bushings and micro-honed aluminum connecting rods for smooth operation and long life
  • Direct drive; no belts to break or adjust
  • Pressure-lubricated for consistent oil flow and pressure
  • Stainless-steel reed valves for long life and heat resistance
  • High-temperature, precision-ground 4-ring pistons for consistent performance
  • High-capacity hydraulic oil cooler and fan for cooler operation

Ease of Use

  • Flip-up lid for easy access
  • Canister air filters for easy replacement
  • Oil level dipstick for easy visual check
  • Bulkhead fittings for quick hookup
  • Simple and inexpensive to maintain


Output Capacity: 40 cfm @ 100 psi
Hydraulic req: 12.5 gpm @ 2,100 psi
Max. pressure: 150 psi
Cylinders: 2-cylinder, single-stage
Electrical control: 12 VDC @ 20 amps
Dimensions: 30"L x 20"W x 23"H
Weight: 240 lbs (dry weight)

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