• $192.99
  • Add to PC build list 
    Login to Make an Offer
    Price alert
    Sold by Newegg

    Shipped by Newegg

    Best Sellers

    Top Rated
    4.6 (9 total ratings)
    • $193.80
    • + FREE SHIPPING
    Newegg PC Builder
    Shop it at NeweggBusiness.

    SilverStone Technology HELA 850R Platinum 80 Plus Platinum 850W ATX 3.1 Power Supply SST-HA850R-PMA

    • Support 12V-2x6 PCIe connector in compliance with ATX 3.1 standards.
    • High efficiency with 80 PLUS Platinum certification
    • 100% modular cables
    • 24/7 continuous power output with 50? operating temperature
    • All Japanese electrolytic capacitors
    • Silent running 120mm Fluid Dynamic Bearing (FDB) cooling fan
    • Equipped with sem-fanless switch function
    • 180° angled SATA connectors, ideal for systems with a parallel hard drive layout.
    🔥Don't forget your OS, we have Windows 11 OEM, Download and USB versions available
    +
    +
    Overview
    Specs
    Reviews
    See all Q & A
    avatar

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

    HELA 750R Platinum and HELA 850R Platinum are part of SilverStone's HELA series, focusing on Platinum efficiency. HELA 850R Platinum is designed in compliance with the latest ATX 3.1 standard, incorporating components that adhere to the ATX 3.1 specification. Notably, it features a PCIe Gen5 12V-2x6 12+4pin connector. With a maximum output of 850W in a 140mm depth enclosure, it offers exceptional wattage capacity making it ideal choices for providing a steady and reliable flow of power and handling unexpected power peaks for RTX 40 series or subsquent generation graphics cards. The HELA 850R Platinum is a 80 PLUS Platinum efficiency certified ATX (PS2) unit, boasting a compact 140mm total depth.

    Its fully modular design utilizes SilverStone's 3rd generation modular interface, featuring a notable and innovative characteristic; a unified EPS/PCIe connector setup. This design streamlines cable management and facilitates easy installation. HELA 850R Platinum is capable of delivering a maximum wattage of 850W, with 450W obtainable through the 12+4 pin 12V-2x6 connector. To ensure efficient cooling, the HELA 850R Platinum is equipped with a 120mm Fluid Dynamic Bearing (FDB) fan. The semi-fanless switch button feature enables users to strike a balance between cooling performance and operational-induced noise levels. This allows for quiet operation during lower power loads while providing adequate cooling during heavy system usage scenarios.

    In conclusion, the SilverStone HELA 850R Platinum stands as a remarkable addition to the HELA series line. Its impressive wattage capacity, adherence to the latest standards, innovative design features, and high-quality components make it an excellent choice for enthusiasts and professionals in need of a powerful and reliable power supply solution.

    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

      We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2025 and December 31, 2025 you will have until January 31, 2026 to return your product.

    • Return for refund until: January 31, 2026
    • Return for replacement until: January 31, 2026
    • This item is covered by Newegg.com's Extended Holiday Return Policy. Read full return policy for details.
    LOADING...
    LOADING...