The MSI MAG A650BN is a 650 W ATX power supply unit designed for PC builds, offering reliable and efficient power delivery in a compact black enclosure measuring 150 x 86 x 140 mm. With an 80 PLUS Bronze certification and an efficiency rating of 85%, this PSU strikes a solid balance between performance and energy consumption. Its modular cabling design allows for a cleaner build by connecting only the cables you need, improving airflow and overall system aesthetics.
Comprehensive Power Output and Connectivity
The MAG A650BN delivers up to 648 W on the +12V rail with a maximum output current of 54 A, making it suitable for a range of mainstream PC configurations. It features a 20+4 pin ATX motherboard connector, two 4+4 pin CPU power connectors, two 6+2 pin PCIe connectors, five SATA power connectors, and two Molex connectors. Active Power Factor Correction (PFC) ensures stable and efficient power draw across a wide input voltage range of 100–240 V at 50/60 Hz.
Cooling and Protection Features
Thermal management is handled by a single 120 mm fan with active cooling, maintaining quiet and effective operation under varying loads. The unit incorporates a robust set of protection mechanisms, including over current, over power, over voltage, and short circuit protection, helping to safeguard connected components during operation. These features make the MSI MAG A650BN a well-rounded choice for users building or upgrading a dependable desktop PC system.
Product number manufacturer:
MAG A650BN
Certificates
Connectivity
ATX power connector (20+4 pin):
ATX Power connector (24-pin):
CPU power connector (4+4 pins):
Floppy drive power connectors:
Motherboard power connector:
20+4 pin ATX
PCI Express power connectors (6+2 pin):
2
Cooling
Energy management
Max output current (+12V):
54 A
Max output current (+3.3V):
20 A
Max output current (+5V):
20 A
Max output current (+5Vsb):
20 A
Max output current (-12V):
0.3 A
Maximum input current (@110V):
10 A
Power Factor Correction (PFC) type:
Active
Physical characteristics
Technical details
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