Comet APS101 Diaphragm Pump

APS101 three diaphragm pump is great for lawn care and pest control.

Comet APS101 Three-Diaphragm Pump.

Comet APS101 Three-Diaphragm Pump.

  • Comet APS101 Diaphragm Pump
    USD $2,050.28
    • Buy 2 for USD $1,929.31 each and save 6%
    • Buy 6 for USD $1,847.30 each and save 10%
  • Comet Repair Kit APS101 and APS121
    USD $368.75
    • Buy 2 for USD $346.99 each and save 6%
    • Buy 6 for USD $332.24 each and save 10%


The Comet APS101 is a high pressure, three diaphragm pump that is internally manifolded and features anodized aluminum construction for resistance to many agricultural chemicals.

The pump can easily handle the pumping and spraying of a wide variety of agricultural chemicals, including liquid fertilizers, pesticides, herbicides, de-icing materials, suspension products, and other hard-to-handle fluids. Perfect for high pressure applications involving agricultural spraying, lawn care, pest control, weed control, tree spraying, and more.

APS101: Three diaphragm pump with 1-3/8" male 6-spline PTO shaft on both sides.

  • Max. Flow: 26 gpm
  • Max. Pressure: 725 psi
  • Max. Rated Speed: 550 rpm
  • Max. Fluid Temperature: 104° F
  • Min. Power: 12.3 hp
  • Port Sizes: 1-1/2" inlet
  • Shaft: 1-3/8" male 6-spline PTO shaft on both sides
  • Three semi-hydraulic diaphragms.
  • High pressure pump.
  • Anodized aluminum materials.
  • Pump Shaft Rotation: CW and CCW
  • Adapts to PTO, gas engine, hydraulic motors, or belt drives.
  • Self-priming .
  • Can be run dry.
  • Large capacity oil bath crank case.
  • Weight: 84 lb

Recommended regulator for the APS101 Diaphragm Pump is the 1204.0801.

Repair Kit 5026.0089 Includes

  • 3 x 1800.0012 Buna Diaphragms
  • 6 x 1210.0385 O-Ring
  • 6 x 1220.0034 Valve Assemblies
  • 3 x 1210.0047 O-Rings
  • 3 x 1210.0145 O-Rings
  • 1 x 1800.0034 Diaphragm

View the files under Related Information for a parts list, performance chart, manual, and more regarding this pump.

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Related Information

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