POWER SUPPLY ETHERNET, 12DC, 24-48DC, RP100, Compatible with the latest 802.3at high power PoE standard and backwards compatible with low power 802.3af PoE devices. Substation Rated IEC 61850-3, IEEE 1613, -40 to +85 Cel. operating temperature (no fans) Panel or DIN mounting, Lightweight Cast Aluminum Enclosure LO-AT = Rated to 12 VDC, 24-48 VDC (10-60) Standard 802.3at xx = DIN rail mounting is standard xx = none C01 = Manufacturing modification: Conformal Coating