Tripp Lite 20kVA Smart Online 3-Phase UPS 208/120V Medium Frame Scalable - Tower - AVR - 4.60 Hour Recharge - 120 V AC, 127 V AC, 208 V AC, 220 V AC Input - 120 V AC, 208 V AC, 127 V AC, 220 V AC Output - Hardwire (3P + N + E)

Economy mode option helps reduce operating and cooling costs 1-year limited warranty Pre-installed WEBCARDLX network interface for 24/7 remote access 3-phase 20kVA UPS system offers network-grade power protection in a highly configurable, modular and scalable medium-chassis rack-width frame. External batteries required to operate. Scalable capacity up to 80kVA (or 60kVA with N+1 fault tolerance) External batteries required to operate DSP/IGBT technology and 1% output voltage regulation