Skip to main content
GIGABYTE B550M GAMING X WIFI6 AM4 AMD B550 Micro ATX Motherboard
  •  
  • $154.99 
  • $70.99
  • Free 30-day Returns
  • Add to PC build list 
    Login to Make an Offer
    Sold by Newegg

    Shipped by Newegg

    Price alert
    Newegg PC Builder
    Shop it at NeweggBusiness.
    Get Educated

    Make informed decisions with expert advice. Learn More

    SilverStone Essential Series SST-ET550-B 550 W ATX12V v2.4 80 PLUS BRONZE Certified Active PFC(PF > 0.9 at full load) PFC Power Supply

    🔥Don't forget your OS, we have Windows 11 OEM, Download and USB versions available
    +
    +
    Specs
    Reviews
    See all Q & A
    avatar

    Any questions? Our AI beta will help you find out quickly.

    Learn more about the Silverstone SST-ET550-B

    General
    Brand SilverStone
    Series Essential Series
    Model SST-ET550-B
    Details
    Type ATX12V v2.4
    Maximum Power 550 W
    Fans 1 x Single 120mm Silent Fan
    PFC Active PFC(PF > 0.9 at full load)
    Main Connector 20+4Pin
    +12V Rails Single
    PCI-Express Connector 2 x 6+2-Pin
    SATA Power Connector 6
    Efficiency 82% - 85% @ 20% - 100% loading
    Energy-Efficient 80 PLUS BRONZE Certified
    Over Voltage Protection Yes
    Input Voltage 100 - 254 Vrms
    Input Frequency Range 47 - 63 Hz
    Output +3.3V@18A, +5V@16A, +12V1@42A, [email protected], [email protected]
    MTBF 100,000 hours
    Connectors 1 x 24 / 20-Pin motherboard
    1 x 8 / 4-Pin EPS / ATX 12V
    2 x 8 / 6-Pin PCIE
    6 x SATA
    3 x 4-Pin Peripheral
    1 x 4-Pin Floppy
    Features
    Features High efficiency with 80 PLUS Bronze certification

    24/7 continuous power output with 40 Degree C operating temperature

    Class-leading single +12V rail

    Silent running 120mm fan with 18 dBA

    PCI-E 8pin and PCI-E 6pin connectors support

    All-black flat cables design

    Over Power Protection, Over Voltage Protection, Short Circuit Protection
    Dimension & Weight
    Dimensions 3.39" x 5.91" x 5.51"
    Weight 3.28 lbs.
    Additional Information
    First Listed on Newegg April 27, 2017

    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Limited Warranty period (parts): 1 year
    • Limited Warranty period (labor): 1 year
    • Read full details

    Return Policies

    LOADING...