Comet BWD-K Series Industrial Triplex Plunger Pumps with 3/4" Hollow Shaft

High pressure plunger pumps from Comet for pressure cleaning, car washing, hydrostatic testing, and other high pressure applications. With gearbox and 3/4" hollow shaft for gas engine attachment.

  • Comet Triplex Pump with Unloader and Gearbox
    CAD $433.00
  • Comet Triplex Pump with Unloader and Gearbox
    CAD $433.00


Ideal for high pressure pump applications, the Comet BWD-K Series Industrial Triplex Plunger Pumps can be used for hydrostatic testing, car washing, pressure washing, liquid injection, surface treatments, water jetting / blasting, construction, cleaning, misting, spraying, and many other high pressure cleaning applications.

Two models to choose from:

  • Comet BWD-K2527G Industrial Triplex Plunger Pump
  • Comet BWD-K3027G Industrial Triplex Plunger Pump

For withstanding rugged use in high pressure applications, these plunger pumps feature brass pump heads, forged brass manifolds, anodized crankcases, stainless steel check valves, and ceramic plungers for longevity when handling a variety of liquids.

The 3/4" diameter hollow shaft allows you to attach this pump to a gas engine. Includes built-in unloader valve and gearbox.


  • Max. Flow (BWD-K2527G): 2.5 gpm (9.5 lpm)
  • Max. Flow (BWD-K3027G): 3.0 gpm (11.4 lpm)
  • Max. Pressure: 2700 psi (186 bar)
  • Max. Speed: 3400 RPM
  • Max. Power (BWD-K2527G): 5.0 hp
  • Max. Power (BWD-K3027G): 5.8 hp
  • Port Sizes: 1/2" (13 mm) female NPT inlet, 3/8" (9.5 mm) male NPT outlet
  • Shaft Size: 3/4" (19 mm) diameter hollow (for gas engines)
  • Brass pump head
  • Forged brass manifold
  • Anodized crankcase
  • Stainless steel check valves
  • Ceramic plungers
  • Double seal packings (high and low)
  • Includes built-in unloader and gearbox
  • Fixed chemical injector
  • Oil Capacity: 10 fl. oz. (295 mL)
  • Weight: 13.3 lb. (6 kg)

Click here for the Comet High Pressure Industrial Pump Manual.

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.

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