Price Match Guarantee. Flexible Financing. Fast & Free Shipping (Excl. May Apply) ⚡

Shop Brand New Duromax Generators In Stock & Ready to Ship. Learn more

Pay Over Time With or or
Cummins Onan QD 6000 RV Generator 6kW Diesel 120V Single Phase Liquid Cooled 6HDKAH-1044
$11,586.31
Cummins

Cummins Onan QD 6000 RV Generator 6kW Diesel 120V Single Phase Liquid Cooled 6HDKAH-1044

SKU: A064K828
Cummins Onan QD 6000 RV Generator 6kW Diesel 120V Single Phase Liquid Cooled 6HDKAH-1044

The Cummins Onan QD 6000 is a diesel-powered RV generator engineered for continuous-duty performance and long-term reliability. Designed for permanent installation, this unit delivers stable 120V power suitable for demanding RV applications and extended runtime requirements.

Built with a liquid-cooled diesel engine, the QD 6000 is optimized for durability, fuel efficiency, and consistent operation under load. Its robust construction and proven Onan platform make it a dependable solution for motorhomes and RV systems requiring reliable onboard power.


Key Features

  • Diesel-powered engine for fuel efficiency and durability
  • Liquid-cooled system for extended runtime and reliability
  • Stable 120V single phase power output
  • Designed for permanent RV installation
  • Built for continuous-duty operation

Specifications

Hour Meter Yes
Fuel Consumption .13-.7 gallons/hr
Circuit Breaker Size 30 Amps
Min. Air Inlet - Front 6.4" x 20"
Min. Air Outlet - Bottom 7.3" x 12.7"
Grade Type Recreational
Engine Brand Cummins Onan
Starting System 12-Volt Button Start
HP 16.6 HP
CC 719 CC
Consumer Engine Warranty 3 Years
Low Oil Alert/Shutdown Yes
Product Category Generator - RV
Weight 420 Pounds
Consumer Warranty 3 Years
Product Style RV Generator
Product Length 36.3 Inches
Product Width 23.6 Inches
Product Height 22.3 Inches
Additional Model Numbers RV QD 6000, A064K828
Voltage 120 Single-Phase
Frequency 60 Hertz
Alternator Brush
Auto Voltage Regulation Yes
Rated Watts 6000 Watts
Fuel Type Diesel
Rated Amps 50 Amps
Diesel Fuel Consumption @ 50% Load .40 gallons/hr
Decibel Rating @ 3m 66
Idle Control Yes

What’s Included

  • Cummins Onan QD 6000 Generator
  • Pre-installed control components
  • Manufacturer documentation

Warranty

Backed by a 3-year Cummins manufacturer warranty.
Mr. Volt Inc. supports all products we sell with service and warranty assistance.

Payment & Security

Payment methods
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Cummins

Cummins Onan QD 6000 RV Generator 6kW Diesel 120V Single Phase Liquid Cooled 6HDKAH-1044

SKU: A064K828
$11,586.31$11,944.65 Save $358.34
In Stock ·  Fast Delivery 4-7 Days
View financing options

Free Shipping
FREE — 47 contiguous US states
Sales tax is calculated at checkout
Authorized Cummins Dealer
Cummins Onan 3-Year Limited Consumer Warranty.
Ships Direct — US Warehouse
US-based expert support team
1
Free Shipping
Most US States
30-Day Returns
Hassle-free policy
Secure Payment
256-bit encrypted

The Cummins Onan QD 6000 is a diesel-powered RV generator engineered for continuous-duty performance and long-term reliability. Designed for permanent installation, this unit delivers stable 120V power suitable for demanding RV applications and extended runtime requirements.

Built with a liquid-cooled diesel engine, the QD 6000 is optimized for durability, fuel efficiency, and consistent operation under load. Its robust construction and proven Onan platform make it a dependable solution for motorhomes and RV systems requiring reliable onboard power.


Key Features

  • Diesel-powered engine for fuel efficiency and durability
  • Liquid-cooled system for extended runtime and reliability
  • Stable 120V single phase power output
  • Designed for permanent RV installation
  • Built for continuous-duty operation

Specifications

Hour Meter Yes
Fuel Consumption .13-.7 gallons/hr
Circuit Breaker Size 30 Amps
Min. Air Inlet - Front 6.4" x 20"
Min. Air Outlet - Bottom 7.3" x 12.7"
Grade Type Recreational
Engine Brand Cummins Onan
Starting System 12-Volt Button Start
HP 16.6 HP
CC 719 CC
Consumer Engine Warranty 3 Years
Low Oil Alert/Shutdown Yes
Product Category Generator - RV
Weight 420 Pounds
Consumer Warranty 3 Years
Product Style RV Generator
Product Length 36.3 Inches
Product Width 23.6 Inches
Product Height 22.3 Inches
Additional Model Numbers RV QD 6000, A064K828
Voltage 120 Single-Phase
Frequency 60 Hertz
Alternator Brush
Auto Voltage Regulation Yes
Rated Watts 6000 Watts
Fuel Type Diesel
Rated Amps 50 Amps
Diesel Fuel Consumption @ 50% Load .40 gallons/hr
Decibel Rating @ 3m 66
Idle Control Yes

What’s Included

  • Cummins Onan QD 6000 Generator
  • Pre-installed control components
  • Manufacturer documentation

Warranty

Backed by a 3-year Cummins manufacturer warranty.
Mr. Volt Inc. supports all products we sell with service and warranty assistance.

Payment & Security

Payment methods
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Highlights

Authorized dealer — warranty fully protected
Free shipping — 47 contiguous US states
Fast Delivery 4-7 Days
Customer Support: (708) 738-7167
Cummins Onan 3-Year Limited Consumer Warranty. Manufacturer Warranty
US Based Support
Compare Similar Products
Cummins Onan QD 6000 RV Generator 6kW Diesel 120V Single Phase Liquid Cooled 6HDKAH-1044
CURRENT
Cummins
Cummins Onan QD 6000 RV Generator 6kW Diesel 12...
$11,586.31
100 amp Standard SED Transfer Switch, NEMA 3R
Briggs & Stratton
100 amp Standard SED Transfer Switch, NEMA 3R
$791.00
13/11.5kW (LP/NG) - PP13 Standby Generator, Vanguard, 120/240V, Aluminum Enclosure, GC-1032 Controller
Briggs & Stratton
13/11.5kW (LP/NG) - PP13 Standby Generator, Van...
$4,535.00
13/11.5kW Bundle (LP/NG) - PP13 Standby Generator + 100 amp 16-circuit Transfer Switch
Briggs & Stratton
13/11.5kW Bundle (LP/NG) - PP13 Standby Generat...
$5,215.00
13/11.5kW Bundle (LP/NG) - PP13 Standby Generator + 200 amp Standard SED Transfer Switch + Symphony Choice Power Management
Briggs & Stratton
13/11.5kW Bundle (LP/NG) - PP13 Standby Generat...
$5,329.00
18/18kW Bundle (LP/NG) - PP18 Standby Generator + 200 amp Standard SED Transfer Switch + Symphony Choice Power Management
Briggs & Stratton
18/18kW Bundle (LP/NG) - PP18 Standby Generator...
$6,622.00
Questions & Answers
Q: Is this an authorized product with a valid warranty?
A: Yes. Mr. Volt, Inc. is an authorized dealer for every brand we carry. Your manufacturer warranty is fully valid and protected on every purchase.
Q: How do I track my order?
A: Order tracking is provided via email. If for any reason tracking information is delayed or missing for any reason, our support team is available to provide shipment updates and assist with your order.
Q: Do you offer financing?
A: Yes — 0% APR financing through Affirm, APPROVE, and PayPal.
Q: What if I need help choosing the right product?
A: Our experts are here to help. Call, text, or email us and we'll recommend the right solution based on your specific needs.
Financing Options

APR Financing Available

Pay over 3, 6, or 12 months with no hidden fees.

Business Financing

Apply in 60 seconds. No credit score impact to apply.

Monthly Payments

Pay monthly for purchases of $49 to $10,000 through PayPal.

Customer Reviews
—
Loading...
5 star
0
4 star
0
3 star
0
2 star
0
1 star
0
Contact Us

By Phone

Mon–Fri 9am–6pm CST
(708) 738-7167

Call Now

By Message

Send us a message anytime and we respond within a few hours

Send Message

Live Chat

Chat with our expert team right now for instant answers

Start Chat