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Home›Generac›Generac MD 500

Generac MD 500 Generator Set

The Generac MD 500 is a 500 kW (625 kVA) Diesel standby generator set powered by a Generac P180LE engine. It is available at 120/208 V, 120/240 V, 277/480 V and 600 V, Three-Phase-phase, 60 Hz and rated 752 A. It holds about 27 L (7.1 gal) of oil and 462 L (122.0 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 2 group-27 batteries rated 700 CCA at 24 V. The set measures 3923×1803×1709 mm (154.4×71.0×67.3 in), weighs about 4733 kg (10434 lb) and produces 87 dBA at 7 m. An integrated tank holds 2661 L (703.0 gal), roughly 26.9 hours of runtime.

500 kW
Standby
18.3 L
Displacement
27.0 L
Oil capacity
2
Document types

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Specifications

FuelDiesel
Frequency60.0 Hz
Standby power500 kW
Standby kVA625
Prime power450 kW
EmissionsTier II
ControllerDSE G8601, Digital G-200, PowerManager Digital Platform
Oil capacity27.0 L
AlternatorMarathon MagnaMax PMG 572RSL4024
Voltage options277/480 V, 600 V
Phase3-phase
Rated current752 A
Power factor0.8
Circuit breaker1000 A
Battery group27F
Battery cranking700 CCA
Battery voltage24VDC V
Battery quantity2
Coolant capacity462 L
Max ambient50 °C
Dimensions (L×W×H)3923×1803×1709 mm
Dry weight4733 kg
Sound level87.0 dBA @ 7 m
Fuel tank0.0 L
Tank runtime26.9 hr

Engine

Generac P180LE
Oil capacity27.0 L
Coolant capacity34.0 L
Displacement18.3 L
AspirationTurbocharged/Aftercooled (Air-to-Air)
Rated speed1800 rpm

Maintenance & consumables

for the Generac P180LE
ItemSpecCapacityPart #Interval
Air filter—10000 hr find
Fuel filterpre-filter33798600 hr PartsGeek
Oil filter—150 hr find
Belt—800 hr find
Coolant15.9—1000 hr
Oil19.5 L—150 hr

Common questions

What is the power rating of the Generac MD 500?

The Generac MD 500 is rated 500 kW standby (625.0 kVA).

What engine does the Generac MD 500 use?

The Generac MD 500 is powered by the Generac P180LE engine.

What fuel does the Generac MD 500 use?

The Generac MD 500 runs on Diesel.

What is the oil capacity of the Generac MD 500?

The Generac P180LE engine in the Generac MD 500 has an oil capacity of 27.0 liters.

What alternator does the Generac MD 500 use?

The Generac MD 500 uses a Marathon MagnaMax PMG 572RSL4024 alternator.

What fuel filter does the Generac MD 500 use?

The Generac MD 500 uses fuel filter part number 33798.

Parts

51
Part #DescriptionQtySystem
010417Oil and filter1Oil PartsGeek
010418Fuel filter1Fuel filter PartsGeek
010419Air filter1Air filter PartsGeek
010422Battery service1Battery service PartsGeek
010423Spark plugs1Spark plug PartsGeek
010424(F) Engine Start ButtonAuto mode led PartsGeek
010425(G) Alarm Mute and Lamp Test ButtonAlarm mute and lamp test button PartsGeek
010426(H) AUTO Mode LEDAuto mode led PartsGeek
010427(I) AUTO Mode ButtonAuto mode button PartsGeek
010428(J) PAS valve test switch LED (if equipped)Manual mode button PartsGeek
010429(K) PAS valve test switch (if equipped)Engine stop reset mode button PartsGeek
010430(L) Maintenance AlarmsEngine stop reset mode led PartsGeek
014005Owner’s Manual for Mobile GeneratorOwners manual PartsGeek
014008Genset ControllerController PartsGeek
014011Equipment damage. Do not attempt to start or operate a unit in need of repair or scheduled maintenance.Battery PartsGeek
014017Connection Lugs1Connection lug PartsGeek
014020Receptacles, Breakers—Covers RemovedReceptacle breaker panel PartsGeek
014029Fuel SystemFuel system PartsGeek
014030Engine Aftertreatment MonitoringAftertreatment monitoring PartsGeek
014037Cold Weather Starting Aids (If Equipped)Cold weather starting aids PartsGeek
014047Cam Lock Connections (If Equipped)1Cam lock connection PartsGeek
0151133-Way fuel valve3-way fuel valve PartsGeek
7746012Air filter1Air filter PartsGeek
7746022Oil filter1Oil filter PartsGeek
7746032Fuel filter1Fuel filter PartsGeek
GM24832A-NPulse converter circuit boardPump PartsGeek
GM25508Filter, oil1Oil filter Amazon eBay $14.95 PartsGeek
GM25537Filter, fuel1Fuel filter Amazon eBay PartsGeek FridayParts $32.00
GM25540Air filter insert1Air filter Amazon eBay $107.25 PartsGeek
GM25554Fuel filter1Fuel filter Amazon eBay $19.99 PartsGeek
GM26679V-Belt set (fan)Belt PartsGeek
GM29673V-Belt set (alt)Belt PartsGeek
000237Realimentación eléctrica. Use únicamente mecanismos de conexión aprobados para aislar el generador de la fuente de alimentación normal.Service part / kit PartsGeek
000393aADVERTENCIA: PRODUCE CÁNCER Y DAÑOS REPRODUCTIVOSService part / kit PartsGeek
000394WARNINGService part / kit PartsGeek
014004Control panel access doorService part / kit PartsGeek
014006Component Locations—AC Distribution PanelService part / kit PartsGeek
014007125 V, 15 A battery charger shore power plug (NEMA 5-15P) (If equipped)Service part / kit PartsGeek
014012Link board positions, voltage settingsService part / kit PartsGeek
014018DANGER - Electrocuton. Before connections are made to the unit, verify the main circuit breaker and battery disconnect switch are OFF.Service part / kit PartsGeek
057-254Purchasing ADDITIONAL CONNECTOR PLUGS FROM DSEService part / kit PartsGeek
AV133539-03GPart for 500REOZT exIV1Service part / kit PartsGeek
AV137912-01GPart for 500REOZT exIV2Service part / kit PartsGeek
CL130110-200Hotstart Pre heater1Service part / kit PartsGeek
GM25520Decarbonizing kitService part / kit PartsGeek
GM41339Cylinder head (includes items 2--34)1Service part / kit PartsGeek
GM41427Rocker arm shaft (includes item 2)1Service part / kit PartsGeek
GM65855Cylinder head (includes 2--34)1Service part / kit PartsGeek
GM65981Rocker arm shaft1Service part / kit PartsGeek
GM78736Rocker arm6Service part / kit PartsGeek
TAD1641GEEngine Model1Service part / kit 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
Prime25%28.37.7
Prime50%50.713.4
Prime75%75.319.9
Prime91%124.933.0
Prime100%106.428.1
Standby25%32.98.7
Standby50%57.915.3
Standby70%99.026.1
Standby75%85.922.7
Standby100%118.531.3

Available documents

Brochure — 0166950SBY (Generac)Brochure — COUNTY-JAIL (Generac)Brochure — brag-book-bay-county-alternate-water-supply-1 (Generac)Spec sheet — 0168800SBY (Generac)Spec sheet — 0173630SBY (Generac)Spec sheet — 0177760SBY (Generac)Spec sheet — 0184700SBY (Generac)Spec sheet — 0197170sby-b-md500-15-2l-perkins (Generac)Spec sheet — Generac 500kW MD500 Diesel Generator MPS 15.2L (Generac)Spec sheet — md500-500kw-diesel-generator-mps-specsheet (Generac)Spec sheet — md500kw-diesel-generator-tier-4-18.1l (Generac)