MAG A550BN provides players with a safe, reliable, and efficient entry-level power supply option. Its core features include 80 PLUS Bronze certification, DC to DC circuit design, 12V single rail, active PFC, and low-noise fan. The MAG A550BN will be one of the best choices for players who are just getting started with looking into DIY computers. After installation, gamers can immediately enjoy a reliable performance experience without additional settings.

80 PLUS BRONZE CERTIFIED
The efficiency of your power supply directly influences your system’s performance and your power consumption. The 80 PLUS BRONZE certification promises lower energy consumption and higher efficiency.

120MM LOW NOISE FAN
The fan’s sleeve bearing reduces the noise generated while maintaining excellent heat dissipation.

DC TO DC CIRCUIT DESIGN
Adopted DC-DC circuit design reduces the instability of output voltage, and ads stability to the supply of power.

COMPREHENSIVE CIRCUIT PROTECTION
Supports OCP, OVP, SCP, OPP, OTP protection
mechanisms and provides comprehensive protection.

5-YEAR LIMITED WARRANTY
The MAG A550BN is proudly backed by a 5-year limited warranty, guaranteeing long term reliable operation.

MSI MAG A550BN. Total power: 550 W, AC input voltage: 100 - 240 V, AC input frequency: 50 - 60 Hz. Motherboard power connector: 20+4 pin ATX, Motherboard power cable length: 23.6" (60 cm), Cabling type: Non-Modular. Purpose: PC, Power supply unit (PSU) form factor: ATX, 80 PLUS certification: 80 PLUS Bronze. Product color: Black, Cooling type: Active, Fan diameter: 4.72" (12 cm). Width: 5.91" (150 mm), Depth: 5.51" (140 mm), Height: 3.39" (86 mm)

Total power	550 W
AC input voltage	100 - 240 V
AC input frequency	50 - 60 Hz
Maximum input current (@110V)	8 A
Maximum input current (@220V)	4 A
Power Factor Correction (PFC) type	Active
Combined power (+3.3V)	110 W
Combined power (+12V)	546 W
Combined power (+5V)	110 W
Combined power (-12V)	3.6 W
Combined power (+5Vsb)	12.5 W
Max output current (+3.3V)	20 A
Max output current (+12V)	45.5 A
Max output current (+5V)	20 A
Max output current (-12V)	0.3 A
Max output current (+5Vsb)	2.5 A
Efficiency	85%
Power protection features	Over current, Over power, Over voltage, Overheating, Short circuit
Motherboard power connector	20+4 pin ATX
Peripheral (Molex) power connectors (4-pin)	2
Motherboard power cable length	23.6" (60 cm)
Number of SATA power connectors	5
EPS power connector (8-pin)	No
EPS power connector (4+4 pin)	Yes
PCI Express power connectors (6+2 pin)	2
CPU power connector (4+4 pin)	Yes
ATX Power connector (24-pin)	No
ATX power connector (20+4 pin)	No
Cabling type	Non-Modular
Purpose	PC
Power supply unit (PSU) form factor	ATX
80 PLUS certification	80 PLUS Bronze
Product color	Black
Cooling type	Active
Fan diameter	4.72" (12 cm)
Number of fans	1 fan(s)
On/off switch	Yes
Width	5.91" (150 mm)
Depth	5.51" (140 mm)
Height	3.39" (86 mm)
Harmonized System (HS) code	84733020