Phihong Debuts New PSM500 Switching Power Supply

Phihong (Fremont, CA) debuted a 500 W, 1U switching power supply, the PSM500, with 1,500 Vac output isolation and SELV output for applications such as Power-over-Ethernet, telecommunications, servers and network redundant power sources. The PSM500-210, available with 48 V or 12 V main outputs and 12 V standby output, operates from an input-voltage range of 85 Vac to 265 Vac with active power-factor correction, and is hot-plug n+1 configurable for scaleable and redundant applications.

The PSM500 has integral cooling, current sharing and standby 12 V supply, and is fully protected against overload, over-temperature and over-voltage. It features diagnostic capabilities, front-panel LEDs and optional isolation diodes. Three PSM500s can be loaded into a 1U, 19 in rack for 1,500 W.

Pricing for the PSM500 is less than $95 in OEM quantities. Lead time is stock to 10 weeks.