The Doosan D1146T is a 118 kW unit that works at 131 kW when on standby. It runs on a direct-injected, turbocharged 4 stroke-cycle diesel engine that uses a 6-cylinder body. This uses an 8.071 L displacement rate and has a fuel consumption rate of 35 l/h on standby, but at 100% PRP it is 32.5 l/h, at 75 % PRP 24.9 l/h, at 50 % PRP of 18,1 l/h and at 25 % PRP it is just 11.4 l/h. Lube oil is to API CH4 SAE 15W40 or 10W40 specifications.
The inner diameter of the unit's exhaust pipe is 75 mm. The 24V electrical system, a blowing fan with radiator, dry air filter guards for the radiator, hot parts and all mobile parts are other features.