Class 2 rated, easily mounts for use on low voltage control circuits Designed for over 60, 000 hours of continuous use under normal load conditions 4 1/4" x 4 1/4" mounting plate included 1/2" conduit hub for electrical knockout mounting 120/208-240 Primary Voltage 24 Secondary Voltage 40 VA output Option Wire Connection Multi Mount Replaces Jard 4031M VA Rating: 50; Primary Voltage: 120/208/240; Secondary Voltage: 24; Mounting Configuration: Multi-Mount, Plate;