The FG Wilson P500E3 is a 400 kW (500 kVA) prime generator set powered by a Perkins 2506A-E15TAG1 engine. It is available at 220 V and 127 V, three-phase and 50 Hz. It holds about 62 L (16.4 gal) of oil and 58 L (15.3 gal) of coolant, with a maximum ambient rating of 50 °C. The set measures 3831×1144×2567 mm (150.8×45.0×101.1 in), weighs about 3900 kg (8598 lb) and produces 64 dBA at 15 m. An integrated tank holds 1000 L (264.2 gal). The same 2506A-E15TAG1 engine also powers generator sets from AKSA, Caps and Perkins.