APC SBP16KRMI4U. Nominal power: (3) Hard Wire 3-wire (H N + G), AC input voltage: 230 V, AC input frequency: 50 - 60 Hz. Weight: 21.82 kg. Operating temperature range (T-T): -20 - 45 °C, Storage temperature range (T-T): -40 - 65 °C, Operating relative humidity range: 0 - 95 %