CFM12S 12W AC-DC Switching Power Supplies Cincon CFM12S 12W AC-DC Switching Power Supplies are open-frame modules that are highly efficient and reliable. These high-density power modules provide 12W isolated output and up to 84% efficiency. The single-output power supplies are fully protected against short-circuit and overvoltage conditions. Cincon CFM12S 12W AC-DC Switching Power Supplies offer <,75mW no-load input power. Typical applications include output ripple and noise measurement.