The 3108-S15 from Modular Devices is a DC to DC Converter with Input Voltage 86 to 158 V, Output Voltage 1 14.9 to 15.1 V, Output Current 1 1.33 A, Output Power 20000 mW, Isolation Voltage 100 to 500 Vdc. Tags: Through Hole, Module. More details for 3108-S15 can be seen below.