1.Rack Mount Inverter 48VDC 2. digital controlling rack mount inverter 3.LI-RM 19inch,rackeable 19 inch rack mount inverterInverter ... , TemperatureDigitalI/P&O/P voltage, O/P Frequency, battery, loadAlarmAlarmMains failure, battery low, overload, inverter faultMutemanualNoise< 45 dB (at 1 meter)EnvironmentTemperature0 - 40Humidity ...