Cummins Onan QG 5500 5.5kW Generator 5.5HGJAD-2274+ Commercial Mobile Gas Single Phase 120 Volt Air Cooled EVAP New
The Cummins Onan 5.5HGJAD is designed for tough commercial applications. This generator includes exceptionally low noise and vibration, easy installation, diagnostic capability and digital regulation which maintains voltage stability as loads change. Cummins backs this generator with a standard 2 year limited warranty.
Features
- EVAP Control Model: Evaporative emissions controlled models are required for applications using a fuel tank separate from the vehicle propulsion engine's onboard fuel storage system
- 4-cycle Air-Cooled, OHV, 90-degree V-twin engine
- Meets full load capability at 120° F (50° C) ambient conditions
- High performance motor-starting capability for heavy loads.
- Completely enclosed with muffler, quick and easy to install.
- EFI (electronic fuel injection)
- Start and run without AC output - engine run only
- Requires Cummins Onan EFI Fuel Pump Kit "541-1002" (Not Included)
Specifications
| Battery For Electric Start |
Not Included |
| Warranty |
2 Year (Limited) |
| Weight (Lbs.) |
288 |
| Ship Weight (Lbs.) |
328 |
| Operating Weight (Lbs.) |
288 |
| Dimension No Wheel Kit |
22.2"W x 33.6"L x 16.7"H |
| Agency Compliance |
CARB (California), EPA, National Park Approved |
| Surge Start Watts |
5,500.0 |
| Continuous Rated Watts |
5,500.0 |
| Prime Rating Watts |
5,500 |
| Phase |
Single-Phase |
| Voltage |
120 |
| Rated Amps @ Min Volt (Commonly 120v) |
45.8 |
| Frequency |
60 Hz |
| Power Factor |
1.0 |
| Poles |
2 |
| Alternator |
Brush |
| Voltage Regulation |
1.7% |
| Voltage Regulation Type |
Digital |
| Circuit Breakers |
30 Amp |
| Insulation |
Class H |
| Manufacturer |
Cummins |
| SKU |
5.5HGJAD-2274 |
| Model Number |
QG 5500 |
| Generator Grade |
Commercial |
| Generator Style |
Commercial Mobile Generator |
What Our Experts Think
The Cummins Onan QG 5500 5.5kW Commercial Mobile Gas Generator is a powerful, efficient, and durable solution for a variety of applications. Here’s why it’s a great choice:
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Strong Power Output: Delivers 5.5kW of continuous power, ideal for mobile businesses, construction sites, or events needing reliable electricity.
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Single-Phase 120V: Provides stable 120V power, perfect for commercial-grade equipment, tools, and appliances.
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Air-Cooled EVAP Design: The air-cooled engine and EVAP technology ensure optimal performance with reduced emissions for environmental compliance.
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Durability & Reliability: Built to withstand demanding environments, offering long-lasting and consistent power when you need it most.
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Quiet Operation: Designed to operate quietly, reducing noise pollution in work or event settings.
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Versatile Mobility: Compact and easy to transport, making it ideal for various commercial and mobile applications.
Q&A
Q: What is the power output?
A: 5.5kW (5500W) with single-phase 120V output.
Q: Is this generator designed for commercial use?
A: Yes, it’s perfect for commercial mobile applications, providing reliable power on the go.
Q: What fuel does it use?
A: Runs on gasoline for convenience and ease of fueling.
Q: What is the cooling system?
A: It is air-cooled for effective heat dissipation and reliability.
Q: Does it meet emission standards?
A: Yes, it is EVAP-compliant for environmentally friendly operation.
Q: Why choose this generator?
A: Ideal for commercial and mobile use with Cummins’ trusted durability, reliable performance, and low emissions.
Maintenance Tips
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Oil Changes: Change the oil every 150 hours or annually to keep the engine running efficiently.
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Air Filter Care: Inspect, clean, or replace the air filter every 100 hours or more frequently in dusty environments.
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Fuel System Maintenance: Use fresh gasoline, and replace the fuel filter annually or after 150 hours of operation.
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Spark Plug Inspection: Check and clean or replace spark plugs regularly for optimal ignition and fuel efficiency.
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Battery Maintenance: Keep the battery charged and clean terminals to avoid corrosion and ensure reliable startup.
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Coolant Level Checks: Verify coolant levels and inspect hoses for leaks to prevent overheating.
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Exercise the Generator: Run the generator for at least 30 minutes every month to maintain internal lubrication and performance.
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EVAP System Check: Ensure the EVAP (Evaporative Emission Control) system is functioning properly to prevent emissions issues.
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Check Electrical Connections: Inspect the 120V single-phase system and ensure connections are secure.
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Storage: Store the generator in a dry, cool, and well-ventilated area, away from moisture and extreme temperatures.
Damage 
Loss 
Theft 
