Used Cummins 750 kW Diesel Generator – DQFAA, Tier 2, 480V Capable, UL2085 Tank, Passed Load Test

🏭 Manufacturer

Cummins Inc.
A globally trusted name in diesel and gas generator technology, Cummins provides reliable and durable power solutions for critical and industrial applications.

📝 Description

This used Cummins DQFAA diesel generator set, serial number H070098040, delivers 750 kW standby and 680 kW prime power. It’s powered by the Cummins QST30-G5 engine (SN: 37229540), rated at 1490 HP at 1800 RPM and EPA Tier 2 emissions compliant.

This system includes a PMG (Permanent Magnet Generator), an oversized generator end rated at 1040 kW, and a 12-lead reconnectable alternator, supporting 480V and other voltage configurations. The PowerCommand 2100 digital control panel, EnerGenius 10A battery charger, and 208/240/480V coolant heater ensure reliable operation.

The generator is mounted in an aluminum sound-attenuated enclosure and paired with a 3600-gallon UL2085 listed sub-base fuel tank with secondary containment. The radiator is rated for 50°C (122°F) ambient conditions. It has 792 total hours, was manufactured in 2007, and passed load testing on 2/11/2025, confirming operational integrity.

⚙️ Specifications

• Model: DQFAA

• Serial Number: H070098040

• Year: 2007

• Hours: 792

• Standby Rating: 750 kW

• Prime Rating: 680 kW

• Engine: Cummins QST30-G5

• Engine Power: 1490 HP @ 1800 RPM

• Voltage: 120/208V, 3-phase, 60 Hz

• Voltage Config: 12-lead reconnectable to 480V and other voltages

• Emissions: EPA Tier 2 compliant

• Circuit Breaker: 2500 Amp, 100% rated

• Generator End: Oversized, rated 1040 kW

• Generator Type: PMG – Permanent Magnet Generator

• Cooling System: Radiator rated 50°C / 122°F ambient

• Control Panel: Cummins PowerCommand 2100

• Battery Charger: EnerGenius, 10 Amp (120/208/240V)

• Coolant Heater: 208/240/480V

• Enclosure: Aluminum sound attenuated

• Fuel Tank:

  • Capacity: 3600 gallons

  • UL2085 listed with secondary containment

• Compliance: UL 2200 listed engine-generator-assembly

• Load Test: Passed 2/11/2025

• Dimensions: 113" W × 341" L × 165" H

• Weight: 60,000 lbs

• Note: Storage trailer shown in photo not included

🧩 Applications

Ideal for:

• Hospitals, clinics, and medical centers

• Commercial and institutional buildings

• Industrial and manufacturing facilities

• Water and wastewater treatment plants

• Emergency services and backup systems

• Municipal and government operations

• Agricultural processing and storage

• Telecom and IT infrastructure

• Construction site power supply

• Utility support and power redundancy

🔧 What Might This Be Used For?

• Providing reliable standby or prime power in mid-to-large facilities

• Powering operations in high ambient temperature zones (50°C rated)

• Supporting critical infrastructure with sound-attenuated, UL-compliant design

• Running multiple load scenarios with reconnectable voltage flexibility

• Operating in safety-sensitive environments with UL2085 fuel containment

• Offering peace of mind with passed load testing and recent inspection

• Reducing downtime in power-critical sectors with high-capacity fuel storage

• Integration into existing systems with 2500A circuit breaker

• Medium-scale energy backup for commercial real estate

• Prime power for off-grid or remote operations