HomeGeneracGenerac QT055

Generac QT055 Generator Set

The Generac QT055 is a 55 kW Natural Gas standby generator set powered by a Generac 5.4L V-Type engine. It is available at 120/240 V, 120/208 V and 277/480 V, 60 Hz. It holds about 4.73 L (1.2 gal) of oil and 15.14 L (4.0 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses group-24 battery rated 525 CCA at 12 V. The set produces 73 dBA at 7 m.

55 kW
Standby
5.4 L
Displacement
4.73 L
Oil capacity
2
Document types

How to read your Generac serial & model number →

Specifications

FuelNatural Gas
Frequency60.0 Hz
Standby power55 kW
EmissionsMeets EPA Emission Regulations
ControllerH-100, H-100 microprocessor, PowerManager H-100
Oil capacity4.73 L
Voltage options120/240 V, 120/208 V, 277/480 V
Battery group24F
Battery cranking525 CCA
Battery voltage12 V
Coolant capacity15.14 L
Max ambient50 °C
Sound level73.0 dBA @ 7 m

Engine

Generac 5.4L V-Type
Oil capacity4.73 L
Coolant capacity15.14 L
Displacement5.4 L
AspirationNaturally Aspirated
Rated speed2650 rpm

Common questions

What is the power rating of the Generac QT055?

The Generac QT055 is rated 55 kW standby.

What engine does the Generac QT055 use?

The Generac QT055 is powered by the Generac 5.4L V-Type engine.

What fuel does the Generac QT055 use?

The Generac QT055 runs on Natural Gas.

What is the oil capacity of the Generac QT055?

The Generac 5.4L V-Type engine in the Generac QT055 has an oil capacity of 4.73 liters.

Fuel consumption

RatingLoadL/hgal/h
1.04
25%2.23
50%4.29
75%5.99
100%8.28
Standby25%2.23
Standby50%4.29
Standby75%5.99
Standby100%

Available documents

Brochure — 0170030SBY (Generac)Spec sheet — 0170910SBY (Generac)

Other sets with this engine