The MCOTS-C-28-28-HZ from SynQor is a DC to DC Converter with Input Voltage 16 to 40 V, Output Voltage 1 28 V, Output Current 1 7 to 18 A, Output Power 196000 to 504000 mW, Isolation Voltage 2250 Vdc. Tags: Surface Mount, Buck-Boost. More details for MCOTS-C-28-28-HZ can be seen below.