Sunpower 50w enclosed power supply sps 050 xx series sunpower sps 050 05 p the sunpower sps 050 05 is a 50w single output enclosed power supply from the sps 50 xx series this power supply has a standard mounting fixture identical in construction to products of other power supply manufacturers making it ideal as a replacement p p the power supply has built in protective measures against overload overvoltage and short circuits the psu is highly reliable and efficient and will give a