Tripp Lite EZ-series SU10KRT3U 10,000VA / 10kVA / 9000 watt online, double-conversion UPS system offers complete power protection for critical network applications. This system delivers online, double-conversion UPS protection with zero transfer time, suitable for advanced networking applications. Fault-tolerant auto-bypass prevents unexpected service interruptions during UPS overload or internal fault conditions. Included stepdown transformer with manual bypass switch enables hot-swappable replacement of entire UPS power module with no interruption to connected equipment. Enhanced availability, fault tolerance and simple hot-swap replacement options make this UPS ideal for advanced networking applications in data centers, computer rooms, network closets and rugged industrial locations. All Tripp Lite EZ-series UPS systems offer enhanced online, double-conversion protection with auto and manual bypass options to maintain fault-tolerant continuous output and hot-swappable replacement of all major system components by IT staff (no electrician required).