MR-UF3000 | 3000VA / 1800W-Line interactive with microprocessor based digital control-Boost and buck AVR for voltage stabilization-Quickly understand unit and power status with visual indicators-Provide management of the UPS via a serial interface port-Automatically charging battery at UPS off mode-Wide input voltage range for main operations-Battery and surge protected outlets-Stepped approximation to a sine wave-Short circuit and overcharge protection-Wide input frequency range-Automatic self-test / Fast charging capacity