Chieftec APB-400B8

The Chieftec APB-400B8 power supply features comprehensive protection including UVP, OVP, SCP, and OPP. A 120 mm fan with thermal control provides efficient cooling and prevents device overheating. The unit comes equipped with cables featuring 20+4 pin, 4 pin, and 6+2 pin connectors, along with two IDE connectors for hard drives, three SATA connectors, and one FDD connector. The power supply includes active PFC functionality and achieves approximately 80% efficiency. Input voltage of 220-230 V AC is converted to stable output voltages of 3.3 V, 5 V, and 12 V with a maximum power output of 400 W, which should be considered when calculating system power consumption.