A-80 550W 85+ ATX 12V 2.3

The Chieftec A-80 550W, model CTG-550C, is an internal power supply for a desktop PC. It follows ATX 12V 2.3, uses the PS II form factor and has a rated output of 550 W, for systems that use this power supply standard.

Semi-modular cable management lets you connect the listed cables as needed. A 120 mm fan is fitted. The unit measures 140 × 150 × 87 mm, in depth × width × height order, so check these dimensions against the space available in the case. The manufacturer specifies efficiency above 85% at 230 V and active PFC for operation at 230 V.

Connections include one 24-pin motherboard lead, one 4+4-pin EPS connector and two 6+2-pin PCI-E connectors. For peripherals, there are six SATA, four Molex and two floppy connectors. The datasheet also lists AFC, OPP, OVP, SCP, SIP and UVP protection functions.