The 72RCM500-24 from Bel Fuse is a DC to DC Converter with Input Voltage 43.2 to 110 V, Output Voltage 1 24 V, Output Current 1 21000 mA, Output Power 500000 mW, Operating Temperature -40 to 70 Degree C. Tags: Chassis Mount, Buck/Step down. More details for 72RCM500-24 can be seen below.