Brontix CS-3991 Pro ATX dual-chamber mid tower Case
PC Cases · Brontix · SKU CS3991-PRO · Released 2023 · Updated 2026-10-22
Key facts
| Benchmark index | 1,916 (PC Cases scale) |
|---|---|
| Category rank | #10,594 |
| Street price | $219 |
| Performance per dollar | 8.75 |
| Released | 2023 |
Specifications
| Brand | Brontix |
|---|---|
| Model | Brontix CS-3991 Pro |
| Type | ATX dual-chamber mid tower |
| Motherboard support | E-ATX (≤ 277 mm), ATX, Micro-ATX, Mini-ITX |
| Volume | 66 L |
| Max GPU length | 442 mm |
| Max CPU cooler height | 180 mm |
| Radiator support | Top 360 mm, front 360/420 mm, rear 120 mm |
| Fans included | 3× 120 mm |
| Front I/O | 1× USB 3.2 Gen 2x2 Type-C (20Gbps), 2× USB 3.0, audio |
| PSU support | ATX (up to 220 mm) |
| Side panel | Tempered glass |
| Rear-connector boards | Not supported |
Related guides
Similar PC Cases
| Model | Benchmark | Price | Compare |
|---|---|---|---|
| Zephyra CS-9104 Prime ATX mid tower Case | 1,777 | $189 | Compare |
| Caldera CS-6670 Max Micro-ATX tower Case | 1,459 | $149 | Compare |
| Caldera CS-7243 Prime Micro-ATX tower Case | 1,453 | $139 | Compare |
| Corvane CS-7972 SE ATX dual-chamber mid tower Case | 2,313 | $289 | Compare |
| Solvane CS-6362 Core ATX dual-chamber mid tower Case | 2,463 | $339 | Compare |
| Solvane CS-3477 Core Micro-ATX tower Case | 847 | $49 | Compare |
Cite this page: Hardware Spec Index, “Brontix CS-3991 Pro ATX dual-chamber mid tower Case”, https://vextor7.com/item/91319848 (accessed 2026-10-22).