The PQU650 AC to DC front end power supply’s main selling point is its convection rating of 450W and its 800W boost power at start in a 4in by 6in size. The PQU650 offers 450W of natural convection cooled power up to 50°C. It comes with standard output versions of 12V, 24V and 48V along with separate outputs of 5V_DC auxiliary and 12V_DC for a fan. The 800W boost power provides additional power at start-up for up to 30 seconds. One example would be for additional power required for starting motors.