Tripp Lite 20kVA Smart Online 3-Phase UPS Small Frame Modular 2 Batteries - 10 Minute Full Load - 22 Minute Half Load - 20 kVA / 18 kW - SNMP Manageable, Telnet, SSHHard Wire 4-wire (3P + N + E)

Network-grade sine-wave AC output with 1% output voltage regulation and less than 2% output total harmonic distortion Tested to UL 1778 (U.S.), CSA (Canada) and NOM (Mexico) standards Supports 208/120V or 220/127V AC 50/60Hz Wye 4-wire plus Earth hardwire input and output wiring Dual hardwire input design enables operation from up to 2 power sources High 0.9 power factor offers higher kW output than lower-rated competing legacy designs This product is heavy and/or oversized and may need more than one person to handle.