Name: MAG A550BN MSI 550W 80+ Bronze ATX Power Supply Unit
Brand: MSI
SKU: MAG A550BN
Price: 1.00 USD
Availability: InStock
Rating: 4.8 (130 reviews)

Product Overview
The MSI MAG A550BN is a 550W ATX power supply unit that delivers efficient power with an 80+ Bronze certification. It fits standard ATX cases and provides stable energy for mid-range desktop configurations, supporting essential PC components with appropriate connectors.

General Information
Brand	MSI
Condition	Refurbished

Technical Information
Input Voltage	AC 100-240V
Input Frequency	50-60Hz
Output	+3.3V, +5V, +12V, -12V, +5VSB
Max. Output Power	550W
Efficiency Rating	80 Plus Bronze
Hot Swappable	No
Redundant Support	No
Cooling Type	Active Fan
Modularity	Non-Modular
rail_design	Single 12V Rail
Number of Fans	1

Compatibility
Form Factor	ATX

Connectors
Connector Types	24-pin ATX

Physical Characteristics
Dimensions	86 x 150 x 140 mm
Weight	3.00

Certifications and Environmental
Assembly Required	No
Compliance Standards	WEEE, RoHS, CE, FCC, UL

Product Description
The MSI MAG A550BN is a 550W power supply unit designed to provide stable power to desktop computers with ATX motherboards. It is commonly used in mid-range PC builds that require consistent energy delivery for various hardware components. This power supply is typically utilized by system integrators and PC builders focusing on budget-conscious yet efficient power solutions. Key Features 550W continuous power suitable for a variety of ATX systems 80+ Bronze certification ensuring up to 85% energy efficiency Standard ATX form factor for broad case compatibility Includes multiple connectors for typical PC hardware components Designed to maintain stable voltage output under load The MSI MAG A550BN plays a crucial role in desktop PCs by ensuring components receive the correct power levels. Its compliance with the 80+ Bronze standard helps reduce wasted energy and heat output, contributing to overall system reliability and efficient operation.

Use Cases
The MSI MAG A550BN power supply is typically used in mid-range desktop computer systems where reliable and efficient power delivery is required. It is suitable for office workstations, casual gaming rigs, and general-purpose PCs in both home and business environments. How It's Used: Powering mid-range gaming systems with discrete graphics cards Supporting home and office desktops requiring stable power Building budget-conscious PCs focusing on energy efficiency Replacing or upgrading existing ATX power supplies Providing reliable power for standard ATX motherboard configurations Overall, this power supply functions as a foundational component to ensure that desktop systems operate within safe power parameters. Its efficiency rating helps minimize energy consumption, which is beneficial in continuous or prolonged usage scenarios.

FAQ's
What does the 80+ Bronze certification mean? The 80+ Bronze certification indicates that the power supply operates at a minimum of 82% efficiency at 20% and 100% loads, and 85% efficiency at 50% load, reducing energy waste and heat generation. Is the MAG A550BN compatible with all ATX cases? Yes, the MAG A550BN follows the standard ATX form factor, making it compatible with most ATX desktop cases designed to accommodate standard PSU sizes. What type of systems is the 550W power output suitable for? A 550W power output is generally suitable for mid-range desktop PCs including office workstations and gaming rigs with single graphics cards and typical hardware components. Does the MAG A550BN support multiple hardware connectors? The power supply includes a range of connectors compatible with common PC components such as motherboards, storage devices, and graphics cards adhering to ATX standards. How does this PSU maintain voltage stability? The MSI MAG A550BN is designed to provide stable voltage outputs under load, which helps protect connected components and ensures system reliability during operation. Can this PSU be used to upgrade an existing system? Yes, it can replace or upgrade existing ATX power supplies in compatible desktop systems needing up to 550W with standard ATX form factor support.