Antec ATOM B550 550W 80 Plus Bronze Power Supply

Antec ATOM B550 550W 80 Plus Bronze Power Supply

The Antec ATOM B550 is a 550W 80 Plus Bronze Certified power supply built to deliver stable and energy-efficient performance for entry-level to mid-range PCs. It’s ideal for users who want dependable power delivery with optimized cooling and quiet operation.

Equipped with a durable 120mm silent fan, the ATOM B550 keeps your system cool while minimizing noise, making it perfect for quiet computing environments. The internal components are protected with Antec's signature reliability, ensuring long-term performance under continuous use.

Connector Layout:

• 1 x 24-pin motherboard connector (520mm)

• 1 x 8-pin EPS12V (4+4) CPU connector (550mm)

• 2 x 8-pin PCI-E (6+2) connectors for GPUs (550mm)

• 7 x SATA connectors (400mm each)

With an AC input of 230VAC, 5A input current, and 47–63Hz frequency, this PSU is designed for stable global usage. The +12V rail delivers 42A, ensuring sufficient power for modern CPUs and graphics cards.

DC Output Ratings:

• +3.3V @ 18A

• +5V @ 16A

• +12V @ 42A

• -12V @ 0.3A

• +5Vsb @ 2.5A

• Combined Output: 110W (3.3V & 5V), 300W (+12V), 3.6W (-12V), 12.5W (+5Vsb)

Key Features:

• 80 Plus Bronze Efficiency for reduced power consumption

• Flat cables for improved cable management and airflow

• Silent 120mm fan for quiet cooling performance

• Full protection suite (OVP, UVP, SCP, OPP)

• Standard ATX size for broad case compatibility

Whether you're building a reliable office workstation or a modest gaming rig, the Antec ATOM B550 offers great value with consistent power output and essential protections. Available now at SkyLandBD.

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