The Generac MMG55DF4 is a 48 kW (60 kVA) diesel standby generator set powered by a John Deere 3029HFG03 engine. It is available at 120/240 V, 208/120 V, 240/120 V, 480/277 V and 600/346 V, 3-phase, 60 Hz and rated 72 A. It holds about 10.4 L (2.7 gal) of oil and 17 L (4.5 gal) of coolant, with a maximum ambient rating of 49 °C. Starting uses 1 battery rated 720 CCA at 12 V. The set measures 3810×1450×2110 mm (150.0×57.1×83.1 in), weighs about 1499 kg (3305 lb) and produces 68 dBA at 7 m. An integrated tank holds 379 L (100.1 gal), roughly 28 hours of runtime.
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.