The VTC120-48-48 from Analytic Systems is a DC to DC Converter with Input Voltage 40 to 60 V, Output Voltage 1 48 V, Output Current 1 2.5 A, Output Power 120 W, Isolation Voltage 0.5 kV. Tags: Wall Mount, Buck-Boost. More details for VTC120-48-48 can be seen below.