The SPJ5H12S24 from Calex Manufacturing is a DC to DC Converter with Input Voltage 4.5 to 18 V, Output Voltage 1 24 V, Output Current 1 209 mA, Output Power 5 W, Isolation Voltage 1.5 kV. Tags: Through Hole, Boost/Step Up. More details for SPJ5H12S24 can be seen below.