FULL METAL JACKET787 Series DC power supplies have a metal clad housing and DIN-rail mounting design. The switch-mode power supplies are available in single or three-phase versions with 90–264 or 325–550 Vac inputs, 12/24 Vdc outputs, current ratings of 1.3, 2, 2.5, 4, 8, 10 or 20 A, and power ratings to 480 W. These units offer over-voltage protection, short-circuit protection, surge protection and in-rush current limiting via NTC resistor to ensure operational reliability.