MSI MAG A550BN - 550W ATX Power Supply - 80 PLUS Bronze, Non-Modular, 120mm Fan
550W ATX power supply with 80 PLUS Bronze efficiency, non-modular cables, 120mm low-noise fan, DC-to-DC design, single 12V rail, active PFC and multi-protection.
Please Note
The website is currently being actively developed, you are welcome to place the order and in 99% of the cases your order will be processed as usual, but in some cases there may be a delay or the price may change. We will notify you if there are any issues.
Discontinued
This item was discontinued and currently is not available for order on our website. The item may become available soon. Please contact us if you need more information regarding the upcoming arrivals.
| PSU (Power Supplies) - Modularity | Non-modular |
|---|
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.
| 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 |
| Motherboard power cable length | 60 cm |
| Number of SATA power connectors | 5 |
| Peripheral (Molex) power connectors (4-pin) | 2 |
| 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 |
| Floppy drive power connector | 1 |
| Floppy disk drive connector | Yes |
| Cabling type | Non-Modular |
| 80 PLUS certification | 80 PLUS Bronze |
| Purpose | PC |
| Power supply unit (PSU) form factor | ATX |
| Product colour | Black |
| Cooling type | Active |
| Fan diameter | 12 cm |
| Number of fans | 1 fan(s) |
| On/off switch | Yes |
| Width | 150 mm |
| Depth | 140 mm |
| Height | 86 mm |
| Harmonized System (HS) code | 84733020 |