The Generac MDG100DF4 is a 85 kW (106.25 kVA) Diesel standby generator set powered by a John Deere 4045HFG04A engine. It is available at 277/480 V and 120/240 V, 1-phase and 60 Hz. It holds about 15 L (4.0 gal) of oil and 20.8 L (5.5 gal) of coolant, with a maximum ambient rating of 113 °C. Starting uses 1 battery rated 750 CCA at 12 V. The set measures 4310×1750×2030 mm (169.7×68.9×79.9 in), weighs about 4940 kg (10891 lb) and produces 74 dBA at 7 m. An integrated tank holds 641.85 L (169.6 gal), roughly 33.4 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.