Cummins Onan QD 7500 Diesel Commercial Mobile Generator - 7.5HDKAT-41934, 7.5 kW Prime, Single-Phase, 120 Volt, Liquid-Cooled
The Cummins 7.5HDKAT-41934 QD is a 7,500-watt diesel-powered generator built for demanding commercial mobile applications. Whether you’re powering a service vehicle, mobile workshop, or emergency response unit, this generator offers unmatched reliability, durability, and efficiency in the field. Designed to handle heavy-duty loads, this generator is ideal for professionals who require continuous power in challenging environments.
At the heart of this generator is a Kubota D1105 3-cylinder diesel engine, known for its long-lasting performance and fuel efficiency. The liquid-cooled, 4-cycle design with a pressurized thru-flow cooling system allows the generator to operate continuously under heavy loads without overheating. It offers a power output of 7.5kW with 120/240V single-phase output, making it suitable for running industrial equipment, HVAC systems, and sensitive electronics that demand clean and stable power.
This model features Quiet Diesel™ technology, operating at just 68 dB(A) at 10 feet under full load, making it one of the quietest generators in its class. The enclosed muffler and sound-attenuated housing further reduce noise levels, making it suitable for use in urban or noise-sensitive environments.
In terms of fuel efficiency, the 7.5HDKAT-41934 QD stands out with a consumption rate of just 0.5 gallons per hour at half load and 1.2 gallons per hour at full load, making it a cost-effective solution for extended operation. The built-in fuel filter/water separator improves reliability by ensuring clean fuel delivery and reducing maintenance requirements.
This generator weighs 550 lbs (249 kg) and features a compact footprint, allowing for easy installation in a variety of vehicle configurations. The remote start/stop feature enhances usability by allowing operators to control the unit from inside the vehicle or mobile workspace.
Safety features include overload protection, low oil pressure shutdown, high-temperature shutdown, and over-speed protection, ensuring the generator operates reliably without risking damage to connected equipment or itself. Additionally, a self-diagnostic system simplifies troubleshooting and maintenance.
Key Features:
The Cummins Onan 7.5HDKAT-41934 QD is built for professionals who need uninterrupted, fuel-efficient, and reliable power for mobile applications. Whether used for mobile repair units, industrial service trucks, or emergency response vehicles, this generator provides a dependable power solution with advanced safety features and superior operational efficiency.
| Manufacturer | Cummins |
|---|---|
| SKU | 7.5HDKAT-41934 |
| Model Number | QD 7500 |
| Alternate Model Number | A064K832 |
| Generator Grade | Commercial |
| Generator Style | Commercial Mobile Generator, Inverter Generator |
| Engine/Motor Brand | Kubota |
|---|---|
| Engine Model | 722 |
| Fuel Type | Diesel |
| Starting System | Electric |
| Horsepower | 22.0 HP |
| Engine/Motor Type | 3-Cylinder, Vertical, Liquid-Cooled, In-Line |
| Displacement | 719 cc |
| Engine RPM | 1600-3200 RPM |
| Generator RPM | 1600-3200 RPM |
| Fuel Tank | Add @ Checkout |
| Fuel Cons. @ 50% Ld | 0.6 |
| Fuel Cons. @ 100% Ld | 1.0 |
| Fuel Induction System | Electronic Fuel Injection |
| Engine Governor | Electronic |
| Operational Volume (dB @10ft) | 71.0 |
| Muffler/Exhaust | Enclosed |
| Altitude Affected | Yes, Call For More Information |
| Remote Panel | Add At Checkout |
|---|---|
| Wire Harness | Add At Checkout |
| Vibration Isolators | Yes |
| Battery For Electric Start | Not Included |
| Warranty | 2 Year (Limited) |
|---|
| Weight (Lbs.) | 420 |
|---|---|
| Ship Weight (Lbs.) | 460 |
| Operating Weight (Lbs.) | 420 |
| Free Shipping | Yes |
| Dimension No Wheel Kit | 24.23"W x 36.35"L x 22.28"H |
| Agency Compliance | CARB (California), EPA Tier 4 Final, National Park Approved |
| Stk. Itm. | Yes |
| QSP | 4-10wk |
| Surge Start Watts | 7,500.0 |
|---|---|
| Continuous Rated Watts | 7,500.0 |
| Prime Rating Watts | 7500 |
| Phase | Single-Phase |
| Voltage | 120 |
| Rated Amps @ Min Volt (Commonly 120v) | 62.5 |
| Frequency | 60 Hz |
| Power Factor | 1.0 |
| Poles | 2 |
| Alternator | Inverter |
| Voltage Regulation | +/- 2% |
| Voltage Regulation Type | Digital |
| Frequency Regulation | Plus Or Minus 0.5 Percent |
| Circuit Breakers | 35 Amp |
| Insulation | Class H |