The MPM-20PB series single-output, 20W switching power supplies measure 2.06” x 1.07” x 0.93” and offer five standard models that operate from a universal input. They provide regulated single outputs of 3.3, 5, 12, 15, or 24 Vdc. Standard features include filtering to EN 55022 class B, an input/output isolation of 3,000 Vac, and protection for over voltage, over load, and short circuit faults. Additionally, pin-out is industry standard and each model is specified for operation over a temperature range from -40°C to +70°C ambient. MICROPOWER DIRECT, Stoughton, MA. (781) 344-8226.