Zephyra FN-9640 Ultra 120mm PWM ARGB Case Fan (3-Pack)
Case Fans · Zephyra · SKU FN9640-ULTRA · Released 2020 · Updated 2026-10-26
Key facts
| Benchmark index | 1,219 (Case Fans scale) |
|---|---|
| Category rank | #29,524 |
| Street price | $49 |
| Power | 4 W |
| Performance per dollar | 24.88 |
| Released | 2020 |
Specifications
| Brand | Zephyra |
|---|---|
| Model | Zephyra FN-9640 Ultra |
| Size | 120 × 120 × 25 mm |
| Speed | 400–2,700 RPM (PWM) |
| Airflow | 91.8 CFM |
| Static pressure | 2.97 mmH₂O |
| Noise | 27 dBA |
| Bearing | Rifle bearing |
| Connector | 4-pin PWM + 3-pin 5V ARGB |
| Rated lifetime | 150,000 hours |
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Cite this page: Hardware Spec Index, “Zephyra FN-9640 Ultra 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/2114037 (accessed 2026-10-26).