Online type, uninterruptible power supply, single phase input-output, 50Hz / 60Hz supported, built-in 5 minute battery, easy to install, quiet and safe power. Cabinet material is Metal. power ranges are; 1kVA internal 2 x 12V 9Ah battery 2KVA internal 4 x 12V 9Ah battery 3KVA internal 6 x 12V 9Ah battery 6KVA internal 16 x 12V 7Ah battery 10KVA internal 16 x 12V 9Ah battery 20KVA no internal battery
