The VTC120-24-48 from Analytic Systems is a DC to DC Converter with Input Voltage 22 to 30 V, Output Voltage 1 48 V, Output Current 1 5 A, Output Power 120 W, Isolation Voltage 0.5 kV. Tags: Wall Mount, Boost/Step Up. More details for VTC120-24-48 can be seen below.