Sunpower 60w dual enclosed power supply sps 060 dx and sps 060p dx series sunpower sps 060p d4 p the sunpower sps 060 d4 is a 60w dual output enclosed power supply from the sps 060p dx series this highly efficient psu is supplied with p f c function optional designated by the 8216 p in the part number it has isolated outputs and can operate between 20 deg c to 70 deg c with cooling by free air convection and has protections such as over voltage overload and short circuit p p th