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.

Specification

Product
Product id	792161
Brand	MSI Micro-Star International
Partnr	MAG A550BN
EAN/UPC code	4719072849603
Warranty (months)	60 months
Power
Total power	550 W
AC input voltage	100 - 240 V
AC input frequency	50/60 Hz
Maximum input current (@220V)	8 A
Power Factor Correction (PFC) type	Active
Combined power (+3.3V)	110 W
Combined power (+5V)	110 W
Max output current (+3.3V)	20 A
Max output current (+12V)	45.5 A
Max output current (+5V)	20 A
Power protection features	Over current, Over power, Over voltage, Short circuit
Ports & interfaces
Motherboard power connector	20+4 pin ATX
Motherboard power cable length	600 mm
EPS power connector (4+4 pin)	Y
CPU power connector (4+4 pin)	Y
Cabling type	Modular
Performance
Purpose	PC
Power supply unit (PSU) form factor	ATX
80 PLUS certification	80 PLUS Bronze
Design
Product colour	Black
Cooling type	Active
Fan diameter	120 mm
Number of fans	1 ventilator(en)
On/off switch	Y
Weight & dimensions
Width	150 mm
Depth	140 mm
Height	86 mm