Zephyra FN-4558 Ultra 120mm PWM ARGB Case Fan (3-Pack)
Case Fans · Zephyra · SKU FN4558-ULTRA · Released 2024 · Updated 2026-10-24
Key facts
| Benchmark index | 1,085 (Case Fans scale) |
|---|---|
| Category rank | #4,945 |
| Street price | $39 |
| Power | 4 W |
| Performance per dollar | 27.82 |
| Released | 2024 |
Specifications
| Brand | Zephyra |
|---|---|
| Model | Zephyra FN-4558 Ultra |
| Size | 120 × 120 × 25 mm |
| Speed | 400–2,700 RPM (PWM) |
| Airflow | 91.8 CFM |
| Static pressure | 2.97 mmH₂O |
| Noise | 35 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-4558 Ultra 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/4847668 (accessed 2026-10-24).