Cummins Onan Commercial QD 12 HDKCD 12kW Diesel Generator
TheCummins Onan Commercial QD 12 HDKCD 12kW Diesel Generatoris engineered to provide dependable commercial-grade diesel power for demanding industrial, construction, telecommunications, municipal, emergency response, rental fleet, specialty vehicle, and commercial mobile applications. Built with Cummins Onan's proven Quiet Diesel technology, the Commercial QD 12 delivers exceptional reliability, fuel efficiency, and continuous-duty performance for professionals who depend on dependable mobile power.
Producing12,000 running wattsat120/240 volts,60 Hz, and up to100 amps at 120V or 50 amps at 240V, this generator provides reliable single-phase power for commercial equipment, HVAC systems, pumps, compressors, lighting, communication systems, work trailers, specialty vehicles, and other demanding electrical loads.
The Commercial QD 12 combines a fuel-efficient diesel engine with a commercial-duty alternator that delivers stable voltage while maintaining excellent performance under continuous operation. Its internal cooling fan supports proper operating temperatures for dependable performance and long service life.
Designed for professional applications where reliability is critical, the Commercial QD 12 is trusted by contractors, municipalities, industrial operators, rental companies, telecommunications providers, fleet managers, and emergency response organizations throughout North America.
As an authorized Cummins Onan dealer, All Pro Generators provides expert product support, competitive pricing, and free shipping throughout the continental United States.
Key Features
Commercial-grade Cummins Onan diesel generator
12,000 running watts
120/240V single-phase output
60 Hz operation
100A / 50A rated output
Fuel-efficient commercial diesel engine
Commercial-duty alternator
Internal cooling fan
Stable voltage for demanding commercial equipment
Designed for continuous-duty operation
Ideal for industrial, construction, municipalities, telecommunications, rental fleets, and commercial mobile equipment
Legendary Cummins Onan reliability
Free shipping from All Pro Generators
Specifications
Manufacturer:Cummins Onan
Series:Commercial QD 12
Model:12HDKCD-2209
Item Number:A055E840
Fuel Type:Diesel
Rated Output:12,000 Watts
Voltage:120/240V
Phase:Single Phase
Frequency:60 Hz
Amperage:100 Amps @120V / 50 Amps @240V
Cooling Fan:Internal
Running Wattage:12,000 Watts (12 kW)
Frequency:60 Hz
Phase Options:Single Phase
Fuel Type:Diesel
Engine:3-Cylinder Liquid-Cooled Diesel
Dimensions (L × W × H):39.5" × 24.3" × 31.1" (1003 × 617 × 790 mm)
Weight:675 lbs (306 kg)
What's Included
Cummins Onan Commercial QD 12 Diesel Generator
Commercial diesel engine
Heavy-duty alternator
Owner's manual
Manufacturer warranty
Frequently Asked Questions
What voltage does this generator provide? This model provides 120/240-volt single-phase power.
How much power does it produce? The Commercial QD 12 produces 12,000 running watts.
How many amps does it provide? It delivers up to 100 amps at 120 volts or 50 amps at 240 volts.
What fuel does it use? The Commercial QD 12 utilizes a commercial-duty diesel engine designed for long operating life.
Where is this generator commonly used? It is ideal for commercial mobile equipment, industrial facilities, municipalities, telecommunications, construction sites, rental fleets, emergency response, and specialty vehicle applications.
Why buy from All Pro Generators? As an authorized Cummins Onan dealer, All Pro Generators provides expert support, competitive pricing, and free shipping throughout the continental United States.