{"product_id":"asrock-steel-legend-sl-850g-850w-power-supply-quiet-durable-choice","title":"ASRock Steel Legend SL-850G 850W Power Supply - Quiet, Durable Choice","description":"\u003cp\u003eOur review of the ASRock Steel Legend SL-850G finds it best suited for builders who want a reliable, fully modular 850W power supply with modern compatibility and long-term peace of mind. The single biggest reason to buy is the combination of efficiency and durability: an \u003cstrong\u003e80 PLUS GOLD\u003c\/strong\u003e rating paired with \u003cstrong\u003e100% Japanese capacitors\u003c\/strong\u003e and a remarkable 10-year warranty make this unit attractive for mid- to high-end gaming rigs and content-creation systems under 900W. It is quiet in normal use and includes thoughtful features for current and future platform compatibility.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e80 PLUS GOLD Certification:\u003c\/strong\u003e Provides efficient power delivery that reduces waste heat and lowers operating costs compared with lower-rated supplies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCybenetics PLATINUM and LAMBDA A+:\u003c\/strong\u003e Independent noise and efficiency credentials that indicate a well-balanced design for quiet operation and strong performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eATX3.1 and PCIe5.1 Ready:\u003c\/strong\u003e Prepared for newer platform requirements so builders can adopt modern CPUs and GPUs without worrying about connector compatibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully Modular Cable Design:\u003c\/strong\u003e Lets users install only the cables they need for a cleaner build and improved airflow inside the case.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e135mm FDB Fan with iCool Mode:\u003c\/strong\u003e A large striped axial fan with intelligent control keeps the unit quiet at low and medium loads while ramping as needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-Year Warranty:\u003c\/strong\u003e Long manufacturer coverage that reinforces expectations of reliability for long-term builds.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe SL-850G is ideal for PC builders who need a dependable, efficient 850W supply for gaming or workstation systems under 900W, especially when quiet operation and clean cable management matter. The fully modular design and modern connector readiness make it suitable for builders planning future upgrades.\u003c\/p\u003e\u003cp\u003eIt may be less appealing to those who require an ultra-light or ultra-compact SFX solution, or to users who need a higher wattage tier for multi-GPU or extreme overclocking setups. Some buyers also report the unit is on the heavier side, which is a consideration for compact builds.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh efficiency and low noise thanks to the \u003cstrong\u003e80 PLUS GOLD\u003c\/strong\u003e rating and Cybenetics certifications.\u003c\/li\u003e\n\u003cli\u003eDurable internal components with \u003cstrong\u003e100% Japanese capacitors\u003c\/strong\u003e and a 10-year warranty for long-term reliability.\u003c\/li\u003e\n\u003cli\u003eModern readiness with \u003cstrong\u003eATX3.1 and PCIe5.1\u003c\/strong\u003e support and a fully modular cable system for tidy builds.\u003c\/li\u003e\n\u003cli\u003eLarge 135mm FDB fan that runs quietly in normal use and uses intelligent fan control.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSome customers note the unit is relatively heavy and stiff cables can make tight routing harder.\u003c\/li\u003e\n\u003cli\u003eThere are occasional reports of unit failures in rare cases, so thorough testing after installation is recommended.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eWattage\u003c\/td\u003e\n\u003ctd\u003e850W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficiency\u003c\/td\u003e\n\u003ctd\u003e80 PLUS GOLD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eCybenetics PLATINUM, LAMBDA A+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFan\u003c\/td\u003e\n\u003ctd\u003e135mm Striped Axial FDB Fan with iCool mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacitors\u003c\/td\u003e\n\u003ctd\u003e100% Japanese capacitors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectors\u003c\/td\u003e\n\u003ctd\u003eFully modular; ATX3.1 and PCIe5.1 ready\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe ASRock Steel Legend SL-850G is a strong value for builders who want an efficient, quiet, and future-ready 850W power supply with long-term support. Its combination of certifications, Japanese capacitors, modular cables, and a 10-year warranty makes it a sensible choice for most gaming and creator systems under 900W.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eIs this power supply compatible with modern GPUs?\u003c\/strong\u003e\u003cbr\u003eYes. The unit is \u003cstrong\u003ePCIe5.1 ready\u003c\/strong\u003e, making it compatible with current and next-generation graphics cards that follow that standard.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow quiet is the fan during normal use?\u003c\/strong\u003e\u003cbr\u003eThe 135mm FDB fan with iCool intelligent control runs quietly at low and medium loads, delivering low audible noise for typical desktop use.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat kind of warranty does it have?\u003c\/strong\u003e\u003cbr\u003eThe manufacturer provides a \u003cstrong\u003e10-year warranty\u003c\/strong\u003e, which reflects confidence in long-term reliability.\u003c\/p\u003e","brand":"ASRock","offers":[{"title":"Default Title","offer_id":48607066292443,"sku":"B0DNLDJJ96","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61xHAiRuyUL._AC_SL1200.jpg?v=1778355321","url":"https:\/\/gearmusthave.com\/products\/asrock-steel-legend-sl-850g-850w-power-supply-quiet-durable-choice","provider":"GearMustHave","version":"1.0","type":"link"}