Enterasys Matrix N1. Power requirements: 120V 3.6 Amps;240V 1.6 Amps. Operating temperature range (T-T): 5 - 40 °C, Storage temperature range (T-T): 30 - 73 °C. Safety: UL 60950, CSA 60950, EN 60950, EN 60825 and IEC 60950