Cummins/Onan 4BTAA3.3-G18 — Specs, Engine, Parts & Maintenance

Name: Cummins/Onan 4BTAA3.3-G18 Generator Set
Brand: Cummins/Onan

Cummins/Onan 4BTAA3.3-G18 Generator Set

The Cummins/Onan 4BTAA3.3-G18 is a 53 kW standby generator set powered by a Cummins/Onan 4BTAA3.3 engine. It holds about 7.9 L (2.1 gal) of oil and 13 L (3.4 gal) of coolant, with a maximum ambient rating of 55 °C. The set measures 1237×795×1002 mm (48.7×31.3×39.4 in) and weighs about 333 kg (734 lb).

53 kW

Standby

3.3 L

Displacement

7.9 L

Oil capacity

Document types

Specifications

Standby power	53 kW
Prime power	47 kW
Emissions	EPA Tier 3
Oil capacity	7.9 L
Coolant capacity	13 L
Max ambient	55 °C
Dimensions (L×W×H)	1237×795×1002 mm
Dry weight	333 kg

Engine

Cummins/Onan 4BTAA3.3

Displacement	3.3 L
Aspiration	Turbocharged & Charge Air Cooled
Rated speed	1500 rpm

Common questions

What is the power rating of the Cummins/Onan 4BTAA3.3-G18?

The Cummins/Onan 4BTAA3.3-G18 is rated 53 kW standby.

What engine does the Cummins/Onan 4BTAA3.3-G18 use?

The Cummins/Onan 4BTAA3.3-G18 is powered by the Cummins/Onan 4BTAA3.3 engine.

Fuel consumption

Rating	Load	L/h	gal/h
Continuous	100%	12.0	3.1
Prime	50%	6.0	1.6
Prime	100%	13.0	3.4
Standby	25%	4.0	0.9
Standby	75%	10.0	2.5
Standby	100%	14.0	3.8

Available documents

Spec sheet — 0064178 (Cummins/Onan)

Other sets with this engine

Cummins/Onan 4BTAA3.3-G12 Cummins/Onan 4BTAA3.3-G13 Cummins/Onan 4BTAA3.3-G14 Cummins/Onan 4BTAA3.3-G15