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MSI MAG A550BN

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MSI MAG A550BN
2021MAG5 year warranty
550 W
24+8 (4+4) pin
650 W
24+8 (4+4) pin
750 W
24+8+8(4+4) pin
Main
Power550 W
Form factorATX
Specs
PFCactive
Efficiency85 %
Cooling systemactive (fan)
Fan size120 mm
Certification80+ Bronze
Power connectors
MB/CPU power supply24+8 (4+4) pin
SATA5
MOLEX2
PCI-E 8pin (6+2)2
Floppy
Cable systemnon-modular
Cable length
MB600 mm
CPU600 mm
SATA400 mm
MOLEX400 mm
PCI-E600 mm
Max. power
+3.3V20 А
+5V20 А
+12V145.5 А
-12V0.3 А
+5Vsb2.5 А
+12V546 W
+3.3V +5V110 W
-12V3.6 W
+5Vsb12.5 W
General
Over voltage protection (OVP)
Over power protection (OPP)
Short circuit protection (SCP)
ProtectionOCP, OTP
Manufacturer's warranty5 years
Dimensions (HxWxD)86x150x140 mm
Official Websitemsi.com
Added to E-Catalogdecember 2021
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog MSI 2025 - new arrivals, bestsellers, and the most relevant models MSI.
How to choose a power supply for a PCBasics of choosing a reliable and balanced power supply for your home, office and gaming computer

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MSI MAG A550BN Power Supply EU Plug - 550 W 80 Plus Bronze Certified ATX Power Supply 12 V Single Rail DC/DC Voltage Convert

12V SINGLE RAIL DESIGN - 12V single rail design provides stable output currents under heavy loads 12 V single rail design –... morea 12 V single rail design provides stable output currents under heavy loads Low Noise Fan
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MSI MAG A550BN 550W 80+ Bronze Rated ATX Power Supply Unit 306-7ZP2A18-CE0

MAG A550BN provides players with a safe, reliable, and efficient entry-level power supply option. Its core features include 8... more0 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.
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MSI MAG A550BN 550W 80+ Bronze Power Supply

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£49.99
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MSI MAG A550BN Fixed ATX PSU - 550 W 120806

80 PLUS Bronze 120 mm fan 5 year guarantee MSI MAG A550BN Fixed ATX PSU - 550 W
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550W MSI MAG A550BN 80 Plus Bronze PSU

MAG A550BN provides players with a safe, reliable, and efficient entry-level power supply option. Its core features include 8... more0 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 adds 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. CONNECTORS
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4 more offer(s)
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MSI MAG A650BN
from £49.97 
650 W, 24+8 (4+4) pin, 2 х 6+2 pin, SATA 5, Molex 2, ATX, Efficiency 85 %, warranty 5 years
MSI MAG CORELIQUID C240
from £91.26 
liquid cooling, per processor, AMD: AM2/AM3/FM1/FM2, AM4, AM5, Intel: 1150, 1155/1156, 1366, 2011 v3, 2066, 1151/1151 v2, 1200, 1700 1851, fan: 2, 120 mm, 2000 rpm, backlight, UV glow, backplate mount
MSI MAG PANO 100R PZ White
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MSI MAG A550BN
from £47.99 
550 W, 24+8 (4+4) pin, 2 х 6+2 pin, SATA 5, Molex 2, ATX, Efficiency 85 %, warranty 5 years
MSI MAG CORELIQUID E240 White
from £89.98 
liquid cooling, per processor, AMD: AM4, AM5, Intel: 1150, 1155/1156, 1151/1151 v2, 1200, 1700 1851, fan: 2, 120 mm, depth 25 mm, backlight, UV glow, backplate mount
MSI MAG FORGE M100A
from £63.49 
gaming, Mini Tower, micro-ATX, no PSU, front panel: USB A 3, fan backlight, ≥ 4 fans
MSI MAG A750BN PCIE5
from £58.62 
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MSI MAG CORELIQUID E360 White
from £109.98 
liquid cooling, per processor, AMD: AM4, AM5, TR4, Intel: 1150, 1155/1156, 1151/1151 v2, 1200, 1700 1851, fan: 3, 120 mm, depth 25 mm, backlight, UV glow, backplate mount
MSI MAG FORGE M100R White
from £52.49 
gaming, Mini Tower, micro-ATX, no PSU, front panel: USB A 3, fan backlight, ≥ 4 fans
MSI MAG GL PCIE5 A650GL
from £71.47 
650 W, 24+8+8(4+4) pin, 4 х 6+2 pin, SATA 6, Molex 4, ATX, modular, Efficiency 90 %, certificate 80+ Gold, warranty 10 years
MSI MAG CORELIQUID I360 White
from £119.98 
liquid cooling, per processor, AMD: AM4, AM5, Intel: 1150, 1155/1156, 1151/1151 v2, 1200, 1700 1851, fan: 3, 120 mm, depth 25 mm, backlight, UV glow, backplate mount
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from £59.99 
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MSI MAG GL PCIE5 A850White
from £128.99 
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MSI MAG configurations

Price for MSI MAG
MSI MAG A550BNfrom £47.9910 offers
MSI MAG A650BNfrom £49.9711 offers
MSI MAG A750BN PCIE5from £58.627 offers
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PSU MSI A550BN
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