Name: Northern Lights M843NW3G Generator Set
Brand: Northern Lights

Northern Lights M843NW3G Generator Set

The Northern Lights M843NW3G is a 12 kW standby generator set powered by a M843NW3G engine. It is available at 240 V and 120 V, single-phase, 60 Hz and rated 50 A. It holds about 4 L (1.1 gal) of oil. The set measures 929×482×637 mm (36.6×19.0×25.1 in) and weighs about 380 kg (838 lb).

12 kW

Standby

1.5 L

Displacement

4.0 L

Oil capacity

Document types

Specifications

Frequency	60.0 Hz
Standby power	12 kW
Prime power	10 kW
Emissions	US EPA Tier III
Controller	AVR protected by a dedicated circuit breaker
Oil capacity	4.0 L
Alternator	Class H insulation
Voltage options	240 V, 50 V, 120 V, 100 V
Phase	1
Rated current	[50, 100] A
Power factor	[1.0]
Dimensions (L×W×H)	929×482×637 mm
Dry weight	337 kg

Engine

M843NW3G

Displacement	1.5 L
Aspiration	naturally aspirated
Rated speed	1800 rpm

Common questions

How many kW is the Northern Lights M843NW3G?

The Northern Lights M843NW3G is rated 12 kW standby.

What engine does the Northern Lights M843NW3G use?

The Northern Lights M843NW3G is powered by the M843NW3G engine.

What alternator does the Northern Lights M843NW3G use?

The Northern Lights M843NW3G uses a Class H insulation alternator.

Parts

Part #	Description	Qty	System
OM843NW3		6	Service part / kit	Amazon eBay

Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Fuel consumption

Rating	Load	L/h	gal/h
Prime	50%	1.93	0.51
Prime	100%	3.78	1.0
Standby	50%	2.3	0.61
Standby	100%	4.5	1.19

Available documents

Spec sheet — B185-M843NW3G-1 (Northern Lights)Spec sheet — B185-M843NW3G (Northern Lights)Service manual — D-5514A (Northern Lights)