{"id":36176,"date":"2026-02-08T10:16:15","date_gmt":"2026-02-08T10:16:15","guid":{"rendered":"https:\/\/www.manchester-pc.co.uk\/shop\/?post_type=product&p=36176"},"modified":"2026-07-25T02:32:24","modified_gmt":"2026-07-25T01:32:24","slug":"be-quiet-system-power-11-650w-power-supply","status":"publish","type":"product","link":"https:\/\/www.manchester-pc.co.uk\/shop\/product\/be-quiet-system-power-11-650w-power-supply\/","title":{"rendered":"be quiet! System Power 11 650w Power Supply"},"content":{"rendered":"
\n
\n

PROVEN RELIABILITY, QUIET OPERATION<\/p>\n

be quiet! System Power 11 650W<\/h1>\n

System Power 11 650W has been built with value-oriented users in mind that do not want to pass on reliability and quietness. ATX 3.1 compatibility and a temperature-controlled fan underline the value it offers even at entry-level.<\/p>\n

ATX 3.1 PSU \u2022 PCIe 5.1 Support<\/span>
\n80 PLUS\u00ae Bronze (up to 89.7%)<\/span>
\nTemperature-Controlled 120mm Fan<\/span>
\nStand-by Drain < 0.15W<\/span><\/div>\n

<\/p>\n

\n
\"be<\/div>\n

System Power 11 650W highlights ATX 3.1 compatibility, PCIe 5.1-ready connectivity, and quiet cooling with a temperature-controlled 120mm fan.<\/p>\n<\/div>\n<\/header>\n

\n
\n

Core Highlights<\/h3>\n
    \n
  • ATX 3.1 PSU with support for PCIe 5.1 GPUs and GPUs with 6+2 pin connectors<\/li>\n
  • Temperature-controlled 120mm quality fan reduces system noise<\/li>\n
  • Rock-solid stability with a strong 12V-rail<\/li>\n
  • Tight voltage regulation using DC-to-DC technology<\/li>\n
  • One PCIe 5.1 12V-2×6 450W and 2 PCIe 6-2 connectors<\/li>\n
  • Stand-by drain of less than 0.15 watts<\/li>\n
  • 80 PLUS\u00ae Bronze efficiency (up to 89.7%)<\/li>\n<\/ul>\n<\/div>\n
    \n

    Future-Proof Your System<\/h3>\n

    System Power 11 650W fulfills all ATX 3.1 specifications and is designed to keep your build ready for the next generation. It comes with native integration of the 12V-2×6 connector for PCIe 5.1 graphics cards, plus PCIe 6+2-pin connectors for support of current-gen GPUs. It handles power excursions up to double its rated power with ease \u2014 making it a versatile choice for systems of today and the ones to come.<\/p>\n

    ATX 3.1<\/span>
    \nPCIe 5.1 (12V-2×6)<\/span>
    \nPCIe 6+2 Support<\/span><\/div>\n<\/div>\n
    \n

    Very Quiet Operation<\/h3>\n

    Equipped with a temperature-controlled 120mm quality fan, System Power 11 650W delivers the low-noise operation be quiet! is famous for offering remarkable quietness at this price-level.<\/p>\n

    120mm Quality Fan<\/span>
    \nTemperature-Controlled Cooling<\/span><\/div>\n<\/div>\n
    \n

    High Performance for Your System<\/h3>\n

    System Power 11 650W provides stable and dependable power for CPU and GPU. Rock-solid stability with a strong 12V-rail helps ensure steady operation even when your PC meets an unexpectedly heavy load.<\/p>\n

    Strong 12V-Rail<\/span>
    \nStable CPU & GPU Power<\/span><\/div>\n<\/div>\n
    \n

    80 PLUS\u00ae Bronze Certification<\/h3>\n

    The 80 PLUS\u00ae Bronze certification of System Power 11 650W with an efficiency rating of up to 89.7% is convincing evidence of this PSU\u2019s power saving operation helping reduce wasted energy while maintaining proven reliability.<\/p>\n

    80 PLUS\u00ae Bronze<\/span>
    \nUp to 89.7% Efficiency<\/span>
    \nEfficient Operation<\/span><\/div>\n<\/div>\n<\/div>\n<\/section>\n","protected":false},"excerpt":{"rendered":"

    PROVEN RELIABILITY, QUIET OPERATION be quiet! System Power 11 650W System Power 11 650W has been built with value-oriented users<\/p>\n","protected":false},"featured_media":36279,"template":"","meta":{"_acf_changed":false,"_yoast_wpseo_focuskw":"","_yoast_wpseo_title":"be quiet! System Power 11 650W ATX 3.1 PSU 80 PLUS Bronze | PCIe 5.1 Ready","_yoast_wpseo_metadesc":"be quiet! System Power 11 650w Power Supply: quiet, reliable power supply from authorised UK retailer Manchester PC. Fast nationwide delivery."},"brands":[52],"product_cat":[83],"product_tag":[],"class_list":["post-36176","product","type-product","status-publish","has-post-thumbnail","product_brand-be-quiet","product_cat-power-supplies","first","instock","sold-individually","taxable","shipping-taxable","purchasable","product-type-simple"],"acf":[],"yoast_head":"\nbe quiet! System Power 11 650W ATX 3.1 PSU 80 PLUS Bronze | PCIe 5.1 Ready<\/title>\n<meta name=\"description\" content=\"be quiet! 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