The SPS3H24D15 from Calex Manufacturing is a DC to DC Converter with Input Voltage 18 to 36 V, Output Voltage 1 15 V, Output Current 1 100 mA, Output Power 3 W, Output Voltage 2 -15 V. Tags: Through Hole, Buck/Step down. More details for SPS3H24D15 can be seen below.