Zephyra CS-3631 Ultra ATX dual-chamber mid tower Case
PC Cases · Zephyra · SKU CS3631-ULTRA · Released 2021 · Updated 2026-10-25
Key facts
| Benchmark index | 2,201 (PC Cases scale) |
|---|---|
| Category rank | #32,337 |
| Street price | $279 |
| Performance per dollar | 7.89 |
| Released | 2021 |
Specifications
| Brand | Zephyra |
|---|---|
| Model | Zephyra CS-3631 Ultra |
| Type | ATX dual-chamber mid tower |
| Motherboard support | E-ATX (≤ 277 mm), ATX, Micro-ATX, Mini-ITX |
| Volume | 65 L |
| Max GPU length | 440 mm |
| Max CPU cooler height | 180 mm |
| Radiator support | Top 360 mm, front 360/420 mm, rear 120 mm |
| Fans included | 4× 120 mm |
| Front I/O | 1× USB 3.2 Gen 2 Type-C, 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
Cite this page: Hardware Spec Index, “Zephyra CS-3631 Ultra ATX dual-chamber mid tower Case”, https://vextor7.com/item/21875470 (accessed 2026-10-25).