HomeGeneracGenerac MDG250DF4

Generac MDG250DF4 Generator Set

The Generac MDG250DF4 is a 222 kW (278 kVA) Diesel standby generator set powered by a John Deere 6068HFG06 engine. It is available at 120/208 V, 277/480 V and 120/240 V, 3-phase, 60 Hz and rated 334 A. It holds about 32.5 L (8.6 gal) of oil and 63.2 L (16.7 gal) of coolant, with a maximum ambient rating of 49 °C. Starting uses 2 group-31 batteries rated 1000 CCA at 12 V. The set measures 5300×2200×2600 mm (208.7×86.6×102.4 in), weighs about 4245 kg (9359 lb) and produces 78 dBA at 7 m. An integrated tank holds 1355 L (358.0 gal), roughly 24.7 hours of runtime. The same 6068HFG06 engine also powers generator sets from Hipower.

222 kW
Standby
6.8 L
Displacement
32.5 L
Oil capacity
3
Document types

Specifications

FuelDiesel
Frequency60.0 Hz
Standby power222 kW
Standby kVA278
Prime power200 kW
Emissions4
ControllerPower Zone
Oil capacity32.5 L
Voltage options120/208 V, 277/480 V, 120/240 V
Phase3
Rated current334 A
Power factor0.8
Circuit breaker900 A
Battery group31
Battery cranking1000 CCA CCA
Battery voltage12V V
Battery quantity2
Coolant capacity63.2 L
Max ambient49 °C
Dimensions (L×W×H)5300×2200×2600 mm
Dry weight4245 kg
Sound level78.0 dBA @ 7 m
Fuel tank1355.0 L
Tank runtime24.7 hr

Engine

John Deere 6068HFG06
Oil capacity35.8 L
Displacement6.8 L
AspirationTurbocharged
Rated speed1800 rpm

Filters & service parts

model family
ItemSpecCapacityPart #Interval
Air filter find
Belt find
Coolant6000 hr
Fuel filter1500 hr find
Oil500 hr
Oil filter500 hr find

Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number.

Parts

17
Part #DescriptionQtySystem
003574Unit Serial Number LocationsService part / kit buy
10000017419Assembly, front panel1Service part / kit buy
10000017428Assembly, rear door1Service part / kit buy
10000017429Assembly, control door - top1Service part / kit buy
10000017439Assembly, rear door - left1Service part / kit buy
10000017449Assembly, front panel - left1Service part / kit buy
10000017453Assembly, fuel panel1Service part / kit buy
10000017461Assembly, front panel - right1Service part / kit buy
10000017467Assembly, control door - bottom1Service part / kit buy
10000017475Assembly, front door - right1Service part / kit buy
10000017490Assembly, front door - left1Service part / kit buy
10000017492Assembly, front access panel1Service part / kit buy
10000017497Assembly, control panel door1Service part / kit buy
10000017520Assembly, receptacle / e-stop panel1Service part / kit buy
53691BPanel, roof - fwd1Service part / kit buy
54919WPanel, top cover - front1Service part / kit buy
54920WPanel, top plate - back1Service part / kit buy

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
Prime6.9
Prime50%19.95.2
Prime75%26.87.1
Prime100%33.28.8
Standby1.3

Available documents

Spec sheetOwner's manualParts manual