The AT-CV5001AC is a hot swappable power supply module for the AT-CV5001 18 slot Converteon chassis. Up to 2 power supply modules can be installed in the chassis to provide resiliency and increase up time. Specification:  Technical details Rack capacity 2U Mean time between failures (MTBF) 64000 h Number of slots 18 Product colour Grey Output power 140 W Power AC input voltage 100 - 240 V AC input frequency 50 - 60 Hz AC adapter output current 3 A Output power 140 W Operational conditions Storage temperature (T-T) -25 - 70 °C Storage relative humidity (H-H) 5 - 95% Operating temperature (T-T) 0 - 40 °C Operating relative humidity (H-H) 5 - 90% Operating altitude 0 - 118110.2" (0 - 3000 m) Weight & dimensions Width 17.3" (440 mm) Weight 12.2 lbs (5.54 kg) Height 3.5" (89 mm) Depth 13.5" (343 mm)