Tronair Diesel Powered GPU, 115 VAC 400Hz and (Optional) 28.5 VDC Output
- The Ground Power Unit (GPU) is a diesel-powered unit designed to serve as a 115-Volt AC 400Hz and 28.5-Volt DC power source for parked aircraft. It can provide up to 216-amps AC power only or in combination with up to 600 amps DC continuous output for aircraft servicing, and up to 2000 amps DC peak for starting.