Protect your critical equipment from downtime using this APC® Smart-UPS VT 40kVA 400V with Four Battery Modules. The automatic self-test function tests batteries to identify bad cases, and the LED status indicators offer convenience. An LCD display shows alerts, and the audible alarms inform users about the condition of the APC Smart-UPS VT 40kVA. The power backup UPS features precision charging to boost the life and performance of the batteries, and it supports the parallel capacity. This 40000 VA UPS supports remote power management for active usage tracking, and it's generator-compatible for a seamless transition from utility to generator power.