Zephyra FN-4594 Ultra 140mm PWM ARGB Case Fan (3-Pack)
Case Fans · Zephyra · SKU FN4594-ULTRA · Released 2021 · Updated 2026-10-22
Key facts
| Benchmark index | 898 (Case Fans scale) |
|---|---|
| Category rank | #44,979 |
| Street price | $29 |
| Power | 3 W |
| Performance per dollar | 30.97 |
| Released | 2021 |
Specifications
| Brand | Zephyra |
|---|---|
| Model | Zephyra FN-4594 Ultra |
| Size | 140 × 140 × 25 mm |
| Speed | 300–2,000 RPM (PWM) |
| Airflow | 96.0 CFM |
| Static pressure | 1.90 mmH₂O |
| Noise | 28 dBA |
| Bearing | Fluid dynamic bearing |
| Connector | 4-pin PWM + 3-pin 5V ARGB |
| Rated lifetime | 50,000 hours |
Related guides
Similar Case Fans
Cite this page: Hardware Spec Index, “Zephyra FN-4594 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/93487208 (accessed 2026-10-22).