20KW Cummins Diesel Generator

Price range: $15,300.00 through $15,900.00

1 or 3 Phase?
Require Automatic Switching?
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Categories: , Tags: SKU: WDG-20-CUM-R/I

Description

Power meets precision — introducing the 20 kW Cummins Diesel Generator.
Designed for those who demand reliable, clean, and quiet power, this generator features a robust Cummins engine, advanced cooling system, and silent weather‑proof enclosure. The perfect choice for homes, businesses, or light industrial applications.

Top Features of the 20 kW Cummins Generator

  • Power output: 20 kW (approx. 25 kVA) at 60 Hz or 50 Hz depending on region.
  • Engine: Cummins 4B3.9 (or equivalent) water‑cooled diesel engine delivering high durability and efficiency.
  • Cooling: Water‑cooled system maintains engine temperature under load for prolonged operation.
  • Silent, weather‑proof enclosure: Enclosed canopy reduces noise and protects the unit outdoors — ideal for residential or commercial sites.
  • Voltage & Phase flexibility: Options for single‑phase (110/240 V) or three‑phase (120/208 V, 120/240 V, 277/480 V) depending on your power requirements.
  • Fuel efficiency & runtime: Advanced engine design ensures fuel economy and dependable operation when you need it most.
  • Certifications & quality: Built to industry standards for reliability — for example, many Cummins sets meet ISO 8528 and relevant power‑generation protocols.}

Why Choose a 20 kW Cummins Diesel Generator?

When uptime is non‑negotiable, the 20 kW Cummins generator stands ready. Whether you’re backing up a home, outfitting a commercial facility, or managing remote equipment, this unit gives you quiet, reliable power with built‑in flexibility. At Cummins, you’re choosing a globally respected engine manufacturer with decades of experience in mission‑critical power systems.

Ideal Applications

  • Residential standby and continuous backup power
  • Commercial offices, retail spaces, or light manufacturing requiring dependable standby power
  • Remote or outdoor sites where weather‑proof and quiet operation matter
  • Facilities needing configurable phase and voltage to match specific electrical systems

More Generator Options

Looking for different power sizes or customization? Browse our full range of diesel generators, including models from Yanmar, Isuzu, and Kubota. For detailed advice on sizing and installation, refer to our Generator Buyer’s Guide.

Need help choosing the right model or configuration?
Contact our U.S.-based sales team for personalized support and custom quotes.

Additional information

Fuel Capacity (Gal)

47, 130

Spec Sheets

20KW Cummins Cut Sheet Packet

4B39 CUMMINS Engine Manual

20KW CUMMINS ENGINE SPECS 4B3.9-G11

20kw 30kw 40kw Cummins Diesel Generator Data Sheet

Enclosure drawing for 20-70KW

 SOL2-M Alternator Data Sheet