V78W-500 Series - 9Vdc, 500mA, 4.5W (max), non-isolated dc regulator; Power (W): 4.5; Input Voltage Range (Vdc): 14.00000, 72.00000; Output Voltage (Vdc): 9.00000; Output Current (A): 0.50000; Nominal Input Voltage (Vdc): 48, 28, 24, 15
V78W-500R Series - 9 Vdc, 500 mA, 4.5 W (max), Non-isolated Dc Regulator; Power (W): 4.5; Input Voltage Range (Vdc): 14.00000, 72.00000; Output Voltage (Vdc): 9.00000; Output Current (A): 0.50000; Nominal Input Voltage (Vdc): 48, 28, 24, 15