{"product_id":"corsair-4000d-rs-frame-modular-mid-tower-pc-case-high-airflow","title":"CORSAIR 4000D RS Frame Modular Mid-Tower PC Case - High Airflow","description":"\u003cp\u003eOur review of the CORSAIR 4000D RS finds it best suited for builders who want a mid-tower that blends modular customization with serious airflow. The standout reason to buy is the FRAME modular system paired with a highly breathable 3D Y-pattern front panel and three preinstalled CORSAIR RS fans, which together make this case unusually adaptable for future upgrades while keeping temperatures low. It is a practical choice for gamers and content creators who value tidy cable routing, flexible cooling layouts and the option to reconfigure the case over time.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eFRAME Modular Case System:\u003c\/strong\u003e Allows swapping major components like the motherboard tray and front I\/O so the case can be upgraded or customized as needs change.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3x CORSAIR RS PWM Fans:\u003c\/strong\u003e Three high-performance fans are preinstalled with daisy-chainable 4-pin PWM connectors and Zero RPM capability for quiet low-load operation.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eInfiniRail Fan Mounting System:\u003c\/strong\u003e A steel multi-point rail lets you slide and position fans up to 200mm in the front and 140mm in the roof for targeted airflow without fixed mounting constraints.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3D Y-Pattern Airflow Panel:\u003c\/strong\u003e The perforated steel front panel reduces restriction and provides a direct path for cool air to intake dense component layouts.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSide Panel Flexibility:\u003c\/strong\u003e The internal side panel near the motherboard tray can act as a cable cover for neat builds or be removed to mount additional side fans for extra cooling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe 4000D RS is ideal for PC builders who want a mid-tower with strong airflow and room to grow; the FRAME system appeals to hobbyists who may swap parts like front I\/O or the tray later on. Its support for multiple 360mm radiators and wide interior makes it a good fit for high-performance GPUs and liquid cooling loops.\u003c\/p\u003e\n\u003cp\u003eBuilders looking for a tiny or ultra-compact case should look elsewhere, as this is a roomy mid-tower designed around expandability rather than minimal footprint. Users who need preinstalled RGB lighting or an enclosed silence-first design may prefer a different model.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eExcellent airflow thanks to the 3D Y-pattern front panel and three included RS fans.\u003c\/li\u003e\n \u003cli\u003eHighly modular FRAME system makes future upgrades and customization straightforward.\u003c\/li\u003e\n \u003cli\u003eInfiniRail mounting gives uncommon flexibility for fan and radiator placement.\u003c\/li\u003e\n \u003cli\u003eBuilt-in cable cover and routing features help achieve a clean internal layout with minimal effort.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eNot a compact case; its wider and longer layout is intended for spacious builds rather than small form factor systems.\u003c\/li\u003e\n \u003cli\u003eModular options may add complexity for first-time builders who want a simple, fixed layout.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eCorsair\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e4000D RS Frame Modular Mid-Tower\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eIncluded Fans\u003c\/td\u003e\n\u003ctd\u003e3x CORSAIR RS PWM fans (daisy-chainable, Zero RPM)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eFan Mounting System\u003c\/td\u003e\n\u003ctd\u003eCORSAIR InfiniRail multi-point sliding rail\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eRadiator Support\u003c\/td\u003e\n\u003ctd\u003eFits multiple 360mm radiators (front\/roof configurations)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eFront Panel\u003c\/td\u003e\n\u003ctd\u003eSteel 3D Y-pattern perforated airflow panel\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eMotherboard Compatibility\u003c\/td\u003e\n\u003ctd\u003eReverse connector motherboard compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe CORSAIR 4000D RS is a practical, well-built mid-tower that combines modular customization with effective airflow, making it an excellent long-term choice for gamers and creators who expect to upgrade. Its flexibility, cable management and included RS fans deliver strong value for builders who want a case that can evolve with future components.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it come with fans?\u003c\/strong\u003e\u003cbr\u003eYes, the case ships with three CORSAIR RS PWM fans preinstalled and ready to daisy-chain.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it fit 360mm radiators?\u003c\/strong\u003e\u003cbr\u003eYes, the interior supports multiple 360mm radiator configurations in front and roof positions using the InfiniRail system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the case good for cable management?\u003c\/strong\u003e\u003cbr\u003eYes, the internal side panel can act as a cable cover and the layout includes routing features that make tidy builds straightforward.\u003c\/p\u003e","brand":"Corsair","offers":[{"title":"Default Title","offer_id":48249047941339,"sku":"B0DPJ9FD5N","price":114.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61zKQGdCHqL._AC_SL1100.jpg?v=1771095921","url":"https:\/\/gearmusthave.com\/products\/corsair-4000d-rs-frame-modular-mid-tower-pc-case-high-airflow","provider":"GearMustHave","version":"1.0","type":"link"}