In 3.2” x 5” x 1.5” U-frame packages with single or dual outputs from 5 to 60 Vdc, the APS303 Series switching power supplies offer an optional top- or end-mount fan cover. End-mount covers add one inch to a unit’s length with options for an IEC-320 inlet or terminal block ac input. Top-mount fan covers add a half inch to height. Other features include inhibit, power good, 12V fan outputs, and fan-fail signals. Pricing is $85 each/100. ADVANCED POWER SOLUTIONS, Pleasanton, CA. (925) 734-3060.