Description The Tacens APB550B is a 550 W ATX power supply featuring 80 PLUS Bronze efficiency and delivering up to 480 W on its main rails. A single 120 mm fan operates at a noise level of just 14 dB for quiet performance. The non-modular design includes an ATX 24-pin connector, CPU 4+4-pin plug, PCI-E 6+2-pin output, three SATA ports, and two Molex connectors. It supports 220–240 V input at 47–63 Hz for broad compatibility. Key Features - 550 W output - 80 PLUS Bronze efficiency - 14 dB noise level - 120 mm cooling fan - ATX 24-pin, CPU 4+4, PCIe 6+2, SATA and Molex connectors - 220-240 V input range Specifications Brand: Tacens Model Number: APB550B Product Type: Power supply Color: Black Power (W): 550 Efficiency Rating: 80 PLUS Bronze Psu Form Factor: ATX Fan Size Mm: 120 Noise Level Db: 14 Input Voltage Range: 220-240 V Input Frequency Hz: 47-63 Hz Connectors: ATX 24-pin, CPU 4+4-pin, PCIe 6+2-pin, 3×SATA, 2×Molex