MSI MAG A550BN 550 Watt 80 Plus Bronze Power Supply

Features:

MSI MAG A550BN 550W 80 Plus Bronze PSU

• 550 Watt continuous power output — ideal for mid-range gaming and productivity systems

• 80 Plus Bronze efficiency certification for up to ~88 % energy efficiency, reducing wasted power and heat

• ATX form factor — widely compatible with most standard PC builds

• High-quality internal components for stable and reliable power delivery

• Smart and silent fan control for quiet operation under load

• Universal protection suite (OVP, OCP, SCP, OPP, UVP) for system safety

• Multiple connector support for mainstream motherboards and GPUs

• Stable +12 V rail for consistent performance under load

• Compact and durable design for long-term reliability

• Ideal for gaming, multimedia, and daily computing systems

Reliable Power Delivery

The MSI MAG A550BN PSU delivers clean and stable 550 W power, supporting CPUs, GPUs, and peripherals reliably. Its 80 Plus Bronze certification means better efficiency, lower electricity costs, and reduced heat output compared to non-certified units.

Smart Cooling & Silent Operation

Equipped with an intelligent fan control system, the A550BN adjusts fan speed based on load, ensuring cooling when needed and quiet operation when idle or under light use, making it perfect for everyday computing and gaming.

Comprehensive Safety Protections

This PSU includes a full suite of protections — such as Over Voltage Protection (OVP), Over Current Protection (OCP), Short Circuit Protection (SCP), Over Power Protection (OPP), and Under Voltage Protection (UVP) — to safeguard your components from electrical faults and spikes.