Vertiv Liebert 20KVA GXT5 UPS (VERTIV-20000VAGXT5) - Operating Frequency Nominal: 50 Or 60 Hz, Voltage Range: 288 Vac, Factory-Default Vac Frequency: 230 Vac, 50 Hz, Ratings (Va/W): 20000 Va/20000 W, Dimensions, Inches (Mm): 16.9×24.8×15.5, Weight, Pounds (Kg): Unit 298 (135.2), Waveform: Sinewave, Battery Type: Valve-Regulated, Non-Spillable, Lead Acid