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EVGA 850 B3 850W Modular 80+ Bronze PSU

  • 3x Molex Connectors
  • 9x SATA Connectors
  • 6x PCIe Connectors (6+2-Pin)
  • 4 + 4-Pin CPU Power Connector
  • ATX Form Factor

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QuickFind: 791244

Mfr part code: 220-B3-0850-V3

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    EVGA 850 B3 850W Modular 80+ Bronze PSU Product Description

    EVGA Bronze power supplies have become synonymous with industry-leading stability, performance, and value. With the B3 power supplies, EVGA now adds fully modular cables, the ECO Intelligent Thermal Control System, even tighter voltage regulation (<2%), and a Long Life Sleeve Bearing Fan for ultra-quiet performance with an increased lifespan. Even more impressive, these power supplies continue to get shorter compared to its predecessors. Backed by EVGA's 5 Year Global Warranty, the EVGA B3 lineup will give you peace of mind for years to come. Join the evolution of the Bronze age.

    Main Features:

    • Fully Modular to reduce clutter and improve airflow
    • 5 Year Warranty and unparalleled EVGA Customer Support
    • 80 PLUS Bronze certified, with 85% efficiency or higher under typical loads
    • Heavy-duty protections, including OVP (Over Voltage Protection), UVP (Under Voltage Protection), OCP (Over Current Protection), OPP (Over Power Protection), SCP (Short Circuit Protection), and OTP (Over Temperature Protection)
    • EVGA ECO Intelligent Thermal Control System elminates fan noise at low to medium loads



    Power Connectors

    1 x 24-pin ATX

    SATA Connectors

    9 x SATA

    CPU Connectors

    1 x 4+4-pin EPS

    PCI Connectors

    6 x 6+2-pin

    Molex Connectors

    3 x Molex

    Floppy Connectors

    1 x Floppy via Molex Adapter



    80+ Bronze



    100 - 240 VAC


    850 W

    Frequency Range

    50 - 60 Hz


    Form Factor

    ATX Power Supply

    Case Colour



    150 mm


    160 mm


    85 mm


    2.36 kg



    5 Years

    Item Details



    Part Number







    Technical Specifications


    Features Overheat protection, over current protection, over voltage protection, overpower protection, undervoltage protection, short-circuit protection, ECO Intelligent Thermal Control System, Eco-Mode, fully modular
    MTBF 100,000 hour(s)
    Cooling System 130mm fan
    Compliant Standards TUV, CB, FCC, RoHS, WEEE, cTUVus, Energy-Related Products (ErP) Lot 6, RCM


    Device Type Power supply - internal
    Specification Compliance ATX
    PSU Form Factor ATX
    Localisation United Kingdom

    Power Device

    Input Voltage AC 100-240 V
    Frequency Required 50 - 60 Hz
    Power Output Connectors Details 1 x power 24 pin ATX ¦ 1 x power 8 pin EPS12V with detachable 4 pin ATX12V section ¦ 6 x 8 pin PCI Express power with detachable 2 pin section ¦ 3 x 4 PIN internal power ¦ 9 x 15 pin Serial ATA power ¦ 1 x 4 PIN mini-power connector
    Output Voltage +3.3, +5, ±12 V
    Power Capacity 850 Watt
    Output Current +3.3V - 24 A ¦ +5V - 24 A ¦ +12V - 70.8 A ¦ -12V - 0.5 A ¦ +5VSB - 3 A
    Efficiency 88%
    Modular Cable Management Yes
    80 PLUS Certification 80 PLUS Bronze

    Manufacturer Warranty

    Service & Support Limited warranty - 5 years

    Environmental Parameters

    Min Operating Temperature 0 °C
    Max Operating Temperature 50 °C

    Dimensions & Weight

    Depth 16 cm
    Height 8.5 cm
    Weight 2.27 kg

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