The 28 volt power supply is somewhat rare as it's original use was and still is in Military systems. The availability of lightweight and affordable 28 volt power supplies has provided both Military and industrial equipment manufacturer a standard source of power. Our depth of 28 volt high wattage OEM supplies will fill your production needs. Available as single output open frame linear, board & enclosed switching, plug and desktop types. Other models feature a 28 volt power supply output in dual and multi-output configurations to meet your required specifications.