Comet LWD-K 2020E Triplex Plunger Pump with Unloader & Injector, 2000 PSI, 2.1 GPM, 3400 RPM, NEMA 56C (31003-00005)

Name: Comet LWD-K 2020E Triplex Plunger Pump with Unloader & Injector, 2000 PSI, 2.1 GPM, 3400 RPM, NEMA 56C (31003-00005)
Brand: Comet Pump
SKU: 31003-00005
Price: 516.41 USD
Availability: OutOfStock

Vendor: Comet Pump Type: Plunger Pump

$516.41

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The Comet LWD-K 2020E (part 31003-00005) is the LWD 2020E triplex plunger pump with a built-in unloader and chemical injector. It mounts on NEMA 56C electric motors at 3,400 RPM and delivers 2.1 GPM at up to 2,000 PSI, reducing the extra plumbing needed to build or repair an electric washer.

Key Features

Comet LWD2020E-K Triplex Plunger Pump with Built-In Unloader and Chemical Injector
Direct Drive with Electric Flange NEMA 56C
Forged brass head & valve covers
Solid ceramic plungers
Replaces Comet # 6303.0156.00

Specifications

Brand	Comet Pump
Manufacturer Part Number	31003-00005
Max. Volume	2.1 GPM
Max. Discharge Pressure	2,000 PSI
Max. Pump Speed	3,400 RPM
Shaft Diameter	5/8” Hollow
Max. Horsepower Requirements	3.0 BHP
Max. Fluid Temp.	145º degrees F.
Inlet Port	1/2″ NPT
Discharge Port	3/8″ NPT
Weight	13.4 lb.

Frequently Asked Questions

What does the K mean?

The K version includes a built-in unloader and chemical injector.

What does it replace?

Comet 6303.0156.00.

What horsepower is required?

3.0 BHP.

What are the ports?

1/2" NPT inlet and 3/8" NPT discharge.

Is there a left-hand version?

Yes, part 31003-00008.

Product Specifications

Specification Name	Specification Value
Color pattern	Gold
Power source	AC-powered

Service & Support

Warranty

This product is backed by a 12-month limited warranty, covering defects in materials and workmanship under normal use.

Technical Assistance

Our dedicated support team is available to assist with product setup, operation guidance, and troubleshooting. Contact us via email or phone for prompt service.

Documentation & Downloads

Access essential resources including the user manual, technical specifications, and safety instructions in our online support center.

Replacement Parts & Accessories

We offer a full range of genuine replacement parts, including batteries, chargers, and compatible accessories to ensure long-term performance.

Training & Tutorials

Browse our library of how-to videos and maintenance tips to get the most out of your cordless drill.