Cummins Onan QG 5500 5.5kW Generator Commercial Mobile Propane or Gas Single Phase 120 Volt Air Cooled New

What Our Experts Think

The Cummins Onan QG 5500 5.5kW Commercial Mobile Generator is a powerful, versatile solution for commercial applications. Here's why it's an excellent choice:

• Reliable Power Output: Provides 5.5kW of continuous power, ideal for running tools, machinery, and appliances on job sites or at events.
• Dual Fuel Flexibility: Runs on either propane or gasoline, offering convenience and flexibility depending on your needs and fuel availability.
• Single-Phase 120V: Delivers stable, high-quality 120V power suitable for various commercial equipment.
• Air-Cooled Engine: Features an air-cooled engine for efficient performance, keeping the generator running smoothly under demanding conditions.
• Durable & Robust: Designed to withstand tough environments, ensuring long-term reliability and consistent performance.
• Quiet Operation: Built for minimal noise, ideal for noise-sensitive locations and extended operational use.

Q&A

Q: What is the power output?
A: 5.5kW (5500W) with 120V single-phase output.

Q: What fuel types does it use?
A: Runs on either propane or gasoline for flexible fuel options.

Q: Is this generator suitable for commercial use?
A: Yes, ideal for commercial mobile applications, providing dependable power for various tasks.

Q: How is it cooled?
A: The generator features air-cooling, ensuring efficient heat management and reliable performance.

Q: Why choose this generator?
A: Dual-fuel capability, consistent power, and Cummins’ trusted engineering make it a top choice for commercial mobile use.

Q: Is it portable?
A: Yes, designed for easy transport in demanding commercial environments.

Maintenance Tips

• Oil Changes: Replace the oil every 150 hours of use or annually, whichever comes first, to maintain engine health.
• Air Filter Care: Inspect and clean or replace the air filter every 100 hours to ensure proper airflow and engine performance.
• Fuel System Maintenance: Use clean, fresh gasoline or propane; regularly check for leaks in fuel lines and connections.
• Spark Plug Inspection: Check and clean or replace spark plugs to ensure smooth operation and optimal fuel efficiency.
• Battery Maintenance: Ensure the battery is charged and terminals are clean to prevent corrosion and ensure reliable startup.
• Coolant Checks: Regularly monitor coolant levels and inspect hoses for leaks to prevent overheating.
• Exercise the Generator: Run the generator for 30 minutes each month to lubricate internal components and avoid fuel stagnation.
• Electrical System Check: Inspect the 120V single-phase system, test connections, and ensure proper voltage output.
• Propane System Inspection: For propane models, check propane tank connections, pressure regulators, and hoses for leaks.
• Storage: Store in a cool, dry, and well-ventilated area, away from extreme temperatures and moisture.