Sunpower 25w enclosed power supply sps 025 xx series sunpower sps 025 48 the sunpower sps 025 48 is a 25w single output enclosed power supply from the sps 25 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 replacementthe power supply has built in protective measures against overload overvoltage and short circuits with automatic restart the psu is highly reliable and efficient and