Cummins Onan Commercial QD 7.5 Diesel Generator | HDKAT | 7.5kW | 120V | 60Hz
TheCummins Onan Commercial QD 7.5 Diesel Generator (HDKAT)delivers7,500 watts of dependable commercial-grade powerfor demanding mobile applications including utility trucks, service vehicles, construction trailers, telecommunications equipment, municipalities, emergency response fleets, rental equipment, industrial machinery, and specialty commercial vehicles. Built for continuous-duty performance, the Commercial QD 7.5 combines Cummins Onan's legendary reliability with exceptional fuel efficiency, quiet operation, and the rugged durability required for professional jobsite environments.
Designed around a heavy-duty liquid-cooled diesel engine, the Commercial QD 7.5 features Cummins Onan's advancedQuiet Diesel™ technology, providing dependable electrical power while reducing operating noise through a fully enclosed, sound-attenuated housing. Its compact footprint allows for easy installation in commercial trucks, trailers, and mobile equipment while protecting internal components from dirt, moisture, vibration, and harsh operating conditions.
Operating at120 volts, 60 Hz, single phase, the HDKAT produces up to62.5 ampsof clean electrical power, making it ideal for powering air compressors, hydraulic systems, pumps, lighting, HVAC equipment, battery chargers, communications systems, mobile offices, service tools, and other commercial electrical loads. Whether your equipment is operating on a construction site, roadside utility project, remote telecommunications installation, or emergency response scene, the Commercial QD 7.5 delivers reliable onboard power when your business depends on it.
Key Features
7,500 watts (7.5kW) continuous commercial power output
120V single-phase electrical output
60 Hz operation
Heavy-duty liquid-cooled diesel engine
Quiet Diesel™ sound-attenuated enclosure
Commercial continuous-duty design
Excellent fuel efficiency for extended runtimes
Digital voltage regulation for stable electrical output
Compact footprint for commercial vehicle installations
Weather-resistant enclosure for demanding environments
Low-vibration operation
Designed for long service life with simplified maintenance
Reliable power for mobile commercial equipment
Manufactured by Cummins Onan, a global leader in commercial power generation
Technical Specifications
Manufacturer:Cummins Onan
Series:Commercial Quiet Diesel QD 7.5
Model:HDKAT
Running Wattage:7,500 Watts (7.5kW)
Voltage:120V
Frequency:60 Hz
Phase:Single Phase
Maximum Output:62.5 Amps
Fuel Type:Diesel
Engine:Liquid-Cooled Diesel Engine
Dimensions (L × W × H):33.6" × 22.2" × 16.7" (853 × 564 × 424 mm)
Weight:420 lbs (191 kg)
What Can the Commercial QD 7.5 Power?
With 7,500 watts of continuous output, the Cummins Onan Commercial QD 7.5 is capable of powering a wide variety of commercial equipment, including:
Air compressors
Water pumps
Hydraulic power units
LED work lights and scene lighting
Construction tools and jobsite equipment
HVAC units
Battery charging systems
Mobile office equipment
Computers and communications systems
Telecommunications equipment
Traffic control equipment
Service truck tools
Industrial electronics
Emergency response equipment
Ideal Applications
Commercial work trucks
Utility service vehicles
Construction trailers
Telecommunications trailers
Municipal fleet vehicles
Emergency response vehicles
Rental equipment fleets
Industrial maintenance vehicles
Mobile workshops
Oil and gas support vehicles
Remote job sites
Mobile command centers
Specialty commercial vehicles
Why Choose the Cummins Onan Commercial QD 7.5?
The Commercial QD 7.5 is engineered for businesses and fleet operators that require dependable mobile power every day. Built specifically for commercial applications, it delivers continuous-duty performance while maintaining low operating costs through excellent fuel efficiency and long service intervals.
The heavy-duty liquid-cooled diesel engine is designed to withstand demanding operating conditions while providing consistent power output throughout long workdays. Combined with the Quiet Diesel™ enclosure, the Commercial QD 7.5 offers reduced operating noise without sacrificing cooling performance or reliability.
Trusted by contractors, municipalities, telecommunications providers, utility companies, emergency response organizations, and industrial service fleets, the Commercial QD Series has earned a reputation for dependable operation, long service life, and outstanding performance in the field.
Why Choose a Commercial Diesel Generator?
Commercial diesel generators are widely preferred because they provide excellent fuel economy, long engine life, dependable operation under continuous heavy loads, and lower operating costs over time. Diesel engines are well suited for fleet vehicles and mobile equipment where reliability and extended runtime are critical to daily operations.
What's Included
Cummins Onan Commercial QD 7.5 Diesel Generator
HDKAT model configuration
Factory-installed Quiet Diesel™ enclosure
Installation and operator documentation
Cummins manufacturer's warranty
Frequently Asked Questions
What can a 7.5kW commercial diesel generator power?
The Commercial QD 7.5 can operate air compressors, pumps, lighting systems, HVAC equipment, communications systems, battery chargers, mobile offices, construction equipment, and many other commercial electrical loads.
Is the Commercial QD 7.5 designed for continuous-duty operation?
Yes. The Commercial Quiet Diesel Series is specifically engineered for continuous commercial operation where dependable long-term performance is essential.
Is this generator quiet?
Yes. Quiet Diesel™ technology combines advanced sound insulation and vibration isolation to significantly reduce operating noise while maintaining proper engine cooling.
What fuel does the HDKAT use?
The Commercial QD 7.5 operates exclusively on diesel fuel, providing excellent fuel economy, dependable performance, and outstanding engine longevity.
Where is this generator commonly installed?
The HDKAT is commonly installed in commercial work trucks, utility service vehicles, telecommunications trailers, construction trailers, emergency response vehicles, municipal fleets, rental equipment, and industrial mobile equipment.
Can the Commercial QD 7.5 power sensitive electronics?
Yes. Digital voltage regulation helps deliver clean, stable electrical power suitable for computers, communications systems, electronic controls, and sensitive commercial equipment.
Is the Commercial QD 7.5 weather resistant?
Yes. The enclosed Quiet Diesel™ housing helps protect internal components from dust, moisture, debris, and challenging outdoor jobsite conditions.
Why choose a diesel generator over gasoline?
Diesel generators generally offer longer service life, superior fuel efficiency, dependable continuous-duty performance, and lower long-term operating costs for commercial applications.
Is professional installation recommended?
Yes. Professional installation helps ensure proper fuel connections, cooling airflow, exhaust routing, electrical integration, and safe operation.
Who is the Commercial QD 7.5 best suited for?
The Commercial QD 7.5 is ideal for contractors, utility companies, municipalities, telecommunications providers, industrial service fleets, rental companies, emergency response agencies, and businesses requiring dependable mobile diesel power.