The Cummins C20D6 is a reliable and powerful 20kW automatic standby diesel generator. With a built-in fuel tank and the ability to provide both 120 and 240V single-phase power, you can trust this generator to keep your home or business running smoothly during power outages. Say goodbye to worrying about losing power and hello to peace of mind.
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KEY FEATURES:
- Cummins 20kW Pre-Configured Diesel Generator w/ Fuel Tank
- Great for home & light commercial applications
- Designed for 120/240V Single Phase Service
- Kubota 2.2L Liquid-Cooled Diesel Engine
- 1800 RPM design provides reliability and fuel efficiency
- EPA emissions certified and Tier IV Final compliant
- 46-Gallon, Double Wall, Sub-Base Fuel Tank
- Provides 24+ hours of operation @ 100% load
- PowerCommand® 1.1 Electronic Control
- Provides industry-leading self-diagnostic capabilities
- Meets NFPA 110 standards for level 1 systems
- Factory-Installed Extreme Cold Weather Kit
- Provides reliable cold-weather starting down to -40°
- Brushless Alternator
- Provides +/- 1% voltage & +/- 0.5% frequency regulation
- As close to utility power as you can get in a standby generator
- Flexible Exercise Mode
- Exercise at a time, frequency and duration that suits you
- Reducing unnecessary fuel consumption, emissions and noise
- Advanced Design Sound Attenuated Aluminum Enclosure
- Aesthetically appealing withstands winds up to 180 MPH
- One of the quietest generators of its kind (68.4dB @ 7M)
- Req. Cummins RA Series Automatic Transfer Switch (Sold Separately)
- NOT Compatible w/ Cummins RSS Automatic Transfer Switches
- 2-Year Limited Warranty
- *Not Designed For Prime Power Applications*
- Fuel Consumption: 1.81 gal/hr @ 100% Load
SPECIFICATIONS
Shipping | This item ships to |
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Fast Shipping in the USA. Items ship the same or next day We process orders 7 days a week to ensure the fastest shipping possible. All generators are shipped as fast as possible out of several US locations to ensure the fastest delivery. |
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We Put Our Customers First We have done the research for you to find the best manufacturers with the best warranties. Every unit on our site is covered by a high quality manufacturers warranty. |
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We offer the absolute lowest price we can offer |
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We insist that you love our service. If you're unhappy for any reason whatsoever, just let us know and we'll bend over backwards to make things right again. |
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Ordering from AllProGenerators.com is 100% safe and secure so you can rest easy. Your personal details are never shared, sold or rented to anyone either. |
Description
The Cummins C20D6 is a reliable and powerful 20kW automatic standby diesel generator. With a built-in fuel tank and the ability to provide both 120 and 240V single-phase power, you can trust this generator to keep your home or business running smoothly during power outages. Say goodbye to worrying about losing power and hello to peace of mind.

KEY FEATURES:
- Cummins 20kW Pre-Configured Diesel Generator w/ Fuel Tank
- Great for home & light commercial applications
- Designed for 120/240V Single Phase Service
- Kubota 2.2L Liquid-Cooled Diesel Engine
- 1800 RPM design provides reliability and fuel efficiency
- EPA emissions certified and Tier IV Final compliant
- 46-Gallon, Double Wall, Sub-Base Fuel Tank
- Provides 24+ hours of operation @ 100% load
- PowerCommand® 1.1 Electronic Control
- Provides industry-leading self-diagnostic capabilities
- Meets NFPA 110 standards for level 1 systems
- Factory-Installed Extreme Cold Weather Kit
- Provides reliable cold-weather starting down to -40°
- Brushless Alternator
- Provides +/- 1% voltage & +/- 0.5% frequency regulation
- As close to utility power as you can get in a standby generator
- Flexible Exercise Mode
- Exercise at a time, frequency and duration that suits you
- Reducing unnecessary fuel consumption, emissions and noise
- Advanced Design Sound Attenuated Aluminum Enclosure
- Aesthetically appealing withstands winds up to 180 MPH
- One of the quietest generators of its kind (68.4dB @ 7M)
- Req. Cummins RA Series Automatic Transfer Switch (Sold Separately)
- NOT Compatible w/ Cummins RSS Automatic Transfer Switches
- 2-Year Limited Warranty
- *Not Designed For Prime Power Applications*
- Fuel Consumption: 1.81 gal/hr @ 100% Load
SPECIFICATIONS
Shipping
Shipping | This item ships to |
Delivery
![]() |
Fast Shipping in the USA. Items ship the same or next day We process orders 7 days a week to ensure the fastest shipping possible. All generators are shipped as fast as possible out of several US locations to ensure the fastest delivery. |
|
Why Buy From Us
![]() |
We Put Our Customers First We have done the research for you to find the best manufacturers with the best warranties. Every unit on our site is covered by a high quality manufacturers warranty. |
|
![]() |
We offer the absolute lowest price we can offer |
|
![]() |
We insist that you love our service. If you're unhappy for any reason whatsoever, just let us know and we'll bend over backwards to make things right again. |
|
![]() |
Ordering from AllProGenerators.com is 100% safe and secure so you can rest easy. Your personal details are never shared, sold or rented to anyone either. |
Review
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Zendure SuperBase V4600 + Soalr Panel(s) - choose from 1 to 4 Soalr Panels
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Choose Voltage and Enclosure or No Enclosure (Skid Mount)
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Select Number of Solar Panels