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Generac MMG330DI4 Generator Set

The Generac MMG330DI4 is a 290 kW (363 kVA) standby generator set powered by a John Deere PE609HFG95 engine. It is available at 208 V and 480 V, 3-phase, 60 Hz and rated 1008 A. Starting uses 2 group-31 batteries rated 1000 CCA at 12 V. The set measures 4350×1520×2290 mm (171.3×59.8×90.2 in). An integrated tank holds 1738 L (459.1 gal), roughly 23 hours of runtime.

290 kW
Standby
9.0 L
Displacement
1
Document types

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Specifications

Frequency60.0 Hz
Standby power290 kW
Standby kVA363
Prime power263 kW
AlternatorMarathon 432PSL6210
Voltage options208 V, 480 V
Phase
Rated current1008 A
Power factor0.8
Circuit breaker1200 A
Battery groupGroup 31
Battery cranking1000 CCA
Battery voltage12 V
Battery quantity2
Dimensions (L×W×H)4350×1520×2290 mm
Fuel tank1738.0 L
Tank runtime23 hr

Engine

John Deere PE609HFG95
Displacement9.0 L
Rated speed1800 rpm

Maintenance & consumables

for the John Deere PE609HFG95
ItemSpecCapacityPart #Interval
Air filter find
Fuel filter find
Oil filter find
Belt find
Coolant
Coolant filter find
Oil

Common questions

What is the power rating of the Generac MMG330DI4?

The Generac MMG330DI4 is rated 290 kW standby (363.0 kVA).

What engine does the Generac MMG330DI4 use?

The Generac MMG330DI4 is powered by the John Deere PE609HFG95 engine.

What alternator does the Generac MMG330DI4 use?

The Generac MMG330DI4 uses a Marathon 432PSL6210 alternator.

Parts

2
Part #DescriptionQtySystem
0178050A circuit breakers (3)3Circuit breaker PartsGeek
01879STOPStop engine PartsGeek

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

RatingLoadL/hgal/h
Prime70.8
Standby70.8

Available documents

Service manual — 33797 (Generac)