The PRM1W-E12-S12-S from CUI is a DC to DC Converter with Input Voltage 4.5 to 36 V, Output Voltage 1 12 V, Output Current 1 83 mA, Output Power 1000 mW, Isolation Voltage 3000 VDC. Tags: Surface Mount, Buck/Step down. More details for PRM1W-E12-S12-S can be seen below.