The SPJ5H112D12 from Calex Manufacturing is a DC to DC Converter with Input Voltage 4.5 to 18 V, Output Voltage 1 12 V, Output Current 1 209 mA, Output Power 5 W, Output Voltage 2 -12 V. Tags: Through Hole, Buck-Boost. More details for SPJ5H112D12 can be seen below.