Sparkle Power 250W 80+ Bronze Flex1U power supply with active PFC (Power Factor Correction). Use as a backup or replacement for the M1U04 or M1U05 Server Chassis. 2x SATA power connectors, 1x 4-pin Molex connector, 4-pin ATX 12V connector, and 20+4 pin ATX connector. Standard IEC Power Cord Included. Operates on 100-240VAC (47-63Hz). +5Vsb power is less than 0.5Winput at power off mode (PS_ON input at high state) which is comply with ErP Lot 6 year 2013 requirement.