PC cases · 2026 · Corsair

Corsair FRAME 4000X RS

Name: Corsair FRAME 4000X RS
Brand: Corsair

A modular mid-tower with an ARGB front panel and a full-length tempered-glass side. It includes four unlit RS120 PWM fans. Swappable panels and motherboard trays let you change the design later, but not every accessory combination fits together.

CC-9011302-WW · black · standard RS120 fans

Corsair FRAME 4000X RS — Manufacturer image of FRAME 4000X RS: black on the left, white on the right. This record covers black CC-9011302-WW. — Manufacturer image of FRAME 4000X RS: black on the left, white on the right. This record covers black CC-9011302-WW.

Specifications

Specification	Value
Announcement and availability	7 April 2026; immediately available at announcement
Case type	Mid-tower; steel, tempered glass, plastic
Motherboard support	Mini-ITX, Micro-ATX, ATX; E-ATX up to 305 × 277 mm
Back-connect motherboard support	Supported
Graphics card clearance	405 mm with 25 mm front fans; nominal 430 mm without front fans
CPU cooler height	Up to 170 mm
Power supply	ATX; up to 220 mm long
Included fans	4 × RS120 PWM; unlit
Front panel	RGB Flow; 64 LEDs; 5 V ARGB
Front I/O	20 Gbit/s USB-C; 2 × 5 Gbit/s USB-A; combined headphone/microphone
Controls	Power button; no reset switch or drive activity LED
Front/top fan rails	Front fans up to 200 mm; top fans up to 140 mm
Radiator mounts	Front/top/side: 240, 280 or 360 mm; rear: 120 or 140 mm
SATA drive bracket	2 × 2.5-inch SSDs or 1 × 3.5-inch HDD
Cable clearance	37 mm behind the motherboard
Dust filters	Front, side and bottom
Vertical GPU mounting	Rotatable PCIe bracket; riser cable separate
iCUE LINK lighting	Separate RGB adapter, compatible LINK hub and iCUE 5 required Motherboard ARGB software is a separate control option.

From the manufacturer

Corsair describes FRAME as a platform with interchangeable front and side panels, motherboard trays and PSU shrouds. Cooling and noise depend on the installed components and fan settings. Corsair

Strengths and limitations

Julian found the included fans conspicuously loud at high speeds. Lower speeds also reduced cooling, requiring a balance between noise and temperature.
Manufacturer-supplied white sample; Ryzen 5800X and RTX 3080 system.
Hardware-Helden — Julian: FRAME 4000X RS and accessory test
The same test found higher temperatures with the optional closed Pixelglas front. This concerns the airflow effect of changing panels, not a defect in the included ventilated ARGB front.
Same test system; optional accessory.
Hardware-Helden — Julian: FRAME 4000X RS and accessory test
Julian reported that the optional fan bracket below a shortened side window interfered with the standard compact PSU shroud. Matching the series name alone does not ensure accessory compatibility.
White test sample and additional accessory package.
Hardware-Helden — Julian: FRAME 4000X RS and accessory test
Hardware Busters finds the case noise damping good except at very low frequencies, and writes that the four stock RS120 fans exceed 2000 rpm at full speed. Build quality, the preinstalled GPU support bracket and support for 13 fans and 360 mm radiators are positives; limited storage placement and the cost of extra accessories are listed as negatives.
Base configuration without options; the colour tested was not stated. Temperature and dBA values were given only as charts, so no numbers are listed.
Hardware Busters: Corsair FRAME 4000X RS review

Owner experiences and issues

Qianfeng lowered the rear fan to fit a top-mounted TITAN 360 RX radiator in the white case, and found the removable motherboard tray helpful during assembly.
Personal build report; white version with additional fans. Purchase and incentive status unverified.
Dcard — Qianfeng: white FRAME 4000X RS build experience

Corsair FRAME 4000X RS

Specifications

From the manufacturer

Strengths and limitations

Owner experiences and issues

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