{"product_id":"corsair-850w-atx-fully-modular-power-supply-rm850x-80-plus-gold","title":"Corsair RM850x 850W ATX 3.1 Fully Modular Power Supply","description":"\u003cp\u003eThe Corsair RM850x is an 850W fully modular ATX 3.1 power supply from Corsair's premium RM x-series range. Designed for enthusiast builds that demand both performance and longevity, it features a 140mm FDB fan, a physical fan speed adjustment knob, ultra-flexible embossed cables, and a 10-year manufacturer warranty — setting it apart from the standard RMe series.\u003c\/p\u003e\u003cp\u003eUK-based seller\u003cbr\u003eTracked delivery across the UK\u003cbr\u003eGenuine product from trusted distributors\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWattage:\u003c\/strong\u003e 850W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm Factor:\u003c\/strong\u003e ATX 3.1 \/ PCIe 5.1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficiency:\u003c\/strong\u003e Cybenetics Gold certified (up to 91% at 230Vac)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModularity:\u003c\/strong\u003e Fully modular with ultra-flexible embossed cables\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFan:\u003c\/strong\u003e 1 x 140mm FDB fan with Zero RPM mode and manual speed knob\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e+12V Rail:\u003c\/strong\u003e Single rail, 70.8A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNative 12V-2x6 connector:\u003c\/strong\u003e Supports latest-generation GPUs without adapters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacitors:\u003c\/strong\u003e 100% Japanese 105°C-rated electrolytic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Operating Temperature:\u003c\/strong\u003e 50°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 10 years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe RM850x sits above the RMe series, offering a longer 160mm chassis with a larger 140mm FDB fan for quieter, more efficient cooling. The fan speed adjustment knob gives direct control over noise and airflow, and the premium cable kit uses ultra-flexible embossed cables with low-profile combs for cleaner builds. A 10-year warranty reflects Corsair's confidence in the unit's long-term reliability.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCable Compatibility Note:\u003c\/strong\u003e This unit is designed for use with genuine Corsair Type 5 cable sets only. Do not use cables from other Corsair PSU generations, as they are not compatible.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDelivery \u0026amp; Fulfilment\u003c\/strong\u003e\u003cbr\u003eThis product is sold by TechFinder UK, a UK-based sole trader business. All hardware is sourced through established distribution partners. Orders are dispatched within 1–2 business days with tracked delivery across the United Kingdom.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy Buy from TechFinder UK?\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUK-based sole trader — genuine products, real accountability\u003c\/li\u003e\n\u003cli\u003eSourced through established distribution partners\u003c\/li\u003e\n\u003cli\u003eSecure checkout with buyer protection\u003c\/li\u003e\n\u003cli\u003eTracked UK delivery, dispatched within 1–2 business days\u003c\/li\u003e\n\u003cli\u003ePre- and post-purchase support available\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm Factor:\u003c\/strong\u003e ATX 3.1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWattage:\u003c\/strong\u003e 850W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficiency Certification:\u003c\/strong\u003e Cybenetics Gold (up to 91% at 230Vac)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e+12V Rail:\u003c\/strong\u003e Single rail — 70.8A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModularity:\u003c\/strong\u003e Fully modular\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFan:\u003c\/strong\u003e 1 x 140mm FDB fan with manual speed knob\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero RPM Mode:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePFC:\u003c\/strong\u003e Active\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAC Input:\u003c\/strong\u003e 100–240VAC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Operating Temperature:\u003c\/strong\u003e 50°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotherboard Connector:\u003c\/strong\u003e 1 x 24-pin ATX\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCPU Connectors:\u003c\/strong\u003e 2 x 8-pin (4+4) EPS\/ATX12V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePCIe Connectors:\u003c\/strong\u003e 1 x 12+4-pin 12V-2x6 (600W); 3 x 8-pin (6+2) PCIe\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSATA Connectors:\u003c\/strong\u003e 8 x SATA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePeripheral Connectors:\u003c\/strong\u003e 3 x PATA (Molex)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 150 x 86 x 160mm (W x H x D)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 10 Years Corsair Manufacturer Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCorsair RM850x Power Supply\u003c\/li\u003e\n\u003cli\u003eDC Cable Kit\u003c\/li\u003e\n\u003cli\u003eUK Power Cord\u003c\/li\u003e\n\u003cli\u003eMounting Screws\u003c\/li\u003e\n\u003cli\u003eCable Ties\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eProduct Identification\u003c\/strong\u003e\u003cbr\u003eModel: RM850x\u003cbr\u003eMPN: CP-9020270-UK\u003cbr\u003eUPC: 840006667544\u003c\/p\u003e","brand":"Corsair","offers":[{"title":"Default Title","offer_id":60268556124494,"sku":"125473","price":157.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0924\/0310\/6126\/files\/125473_1.png?v=1785504169","url":"https:\/\/techfinderuk.com\/products\/corsair-850w-atx-fully-modular-power-supply-rm850x-80-plus-gold","provider":"TechFinder UK","version":"1.0","type":"link"}