Cooler Master Masterwatt 550W ATX Power Supply
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Out of stockThe Story
The Cooler Master MasterWatt 550W ATX Power Supply delivers reliable and efficient power with 80 PLUS Bronze certification, achieving up to 85% efficiency. Its semi-fanless design operates silently under 15% load, while the dual forward and DC-to-DC circuit design ensures stable output for your system. With semi-modular cabling and comprehensive protections, this PSU is ideal for mainstream builds.
add_circle The Upside
- check High efficiency reduces energy waste and heat
- check Silent operation at low loads
- check 5-year warranty for peace of mind
remove_circle The Downside
- close Not fully modular, some cables are fixed
- close 550W may be insufficient for high-end gaming or workstation builds
- close No RGB or aesthetic features
Specifications & features
Key features
- check_circle 80 PLUS Bronze certified (85% efficiency at typical load)
- check_circle Semi-fanless operation up to 15% load for silent computing
- check_circle Dual forward and DC-to-DC circuit design for stability
- check_circle Semi-modular cabling for easier cable management
- check_circle 120mm LDB fan for quiet and durable cooling
Specifications
80 PLUS Certification
Bronze
ATX Version
ATX 12V v2.4
Dimensions (L x W x H)
140 x 150 x 86 mm
Fan Bearing
LDB
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