Rear: 2 x 120mm / 140mm fan

Top: 3 x 140mm fan

Obsidian Style: Iconic and clean exterior lines, smoked tempered glass side doors and seamlessly integrated RGB lighting make the Obsidian 1000D the best-looking Obsidian Series case yet.

Built-in Smart Lighting and Fan Control: An integrated CORSAIR COMMANDER PRO fan and lighting controller grants superior control over almost every aspect of your system via CORSAIR LINK.

Dual-System Layout: Room for both a complete E-ATX and Mini-ITX system simultaneously: Two motherboards, two power supplies, two full PCs in one case. Stream and game smoothly from one system, or combine your main PC and file server into one system.

Telescoping Radiator Trays: Install fans and radiators effortlessly with smooth, tool-less modular radiator mounting trays.

Massive Cooling Options: Up to 13 fan slots and room for up to four radiators simultaneously.

Triple-Chamber Design: Keeping the inside of the 1000D clean is effortless with the included French-door-style rear storage compartment, E-ATX motherboard island and dual-purpose Mini-ITX motherboard tray and PSU cover.

Future-proof Front Panel: An RGB LED lit front panel includes two USB 3.1 Gen-2 Type-C alongside USB 3.0, for future-proof and backwards compatible connections

Massive Storage Options: Room for up to five 3.5in HDDs and eight 2.5in SSDs, placed in their own dedicated compartment.

Build it Your Way: A rotatable GPU bracket for standard or vertical GPU mounting and a wealth of pump and reservoir fit points throughout the case, make the 1000D the most flexible and modular CORSAIR case ever.