AC/DC supply is one of the toughest on the block

Exeter, NH&#8212Wall Industries new PSA Series of encapsulated block-style switching power supplies is designed for rugged applications. The supplies, suited to PC board-mounting, deliver from 5 to 30 watts from a universal AC input, in single, dual and triple outputs of 3.3, 5, 12, 15 and 24 VDC. Operating efficiency is as high as 84 percent.