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
    CAD $2,649.80
  • Comet Repair Kit APS101 and APS121
    CAD $407.84


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" (35 mm) male 6-spline PTO shaft on both sides.

  • Max. Flow: 26 gpm (98.5 L/min)
  • Max. Pressure: 725 psi (50 bar)
  • Max. Rated Speed: 550 rpm
  • Max. Fluid Temperature: 104° F (40° C)
  • Min. Power: 12.3 hp
  • Port Sizes: 1-1/2" (38 mm) inlet
  • Shaft: 1-3/8" (35 mm) 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 (38 kg)

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.

Pay In Installments

Add one or more qualifying products to your cart and your entire order becomes eligible for interest-free installment plans of up to 6 months. Learn More

Some qualifying products such as sprayers and equipment require a shipping quote. Shipping will also qualify for installments. Contact us at 1-800-461-1041 or email Quotes are provided within 1 hour during normal business hours eastern standard time.

Related Information

Customer Reviews

Write Your Own Review

You're reviewing: Comet APS101 Diaphragm Pump

  • 1 star 2 stars 3 stars 4 stars 5 stars

* Required Fields