The DC/DC converter is used for powering devices that require stabilized voltage of 12 VDC. The maximum current load is 1Amp (Pmax= 12W). 12V/1A/55MM DC/DC converter. Power supply: 18÷40VDC. Power supply output: 1A/12VDC. Efficiency: 87%. Protections: against short circuit protection. Overload protection. Against reverse input voltage polarity. IP67 plastic enclosure. for flush or surface mounted junction boxes: Ø60. Dimensions: 50 x 48 x 25 mm.