Brontix FN-4278 Pro 120mm PWM ARGB Case Fan (3-Pack)
Case Fans · Brontix · SKU FN4278-PRO · Released 2020 · Updated 2026-10-25
Key facts
| Benchmark index | 1,294 (Case Fans scale) |
|---|---|
| Category rank | #33,804 |
| Street price | $49 |
| Power | 3 W |
| Performance per dollar | 26.41 |
| Released | 2020 |
Specifications
| Brand | Brontix |
|---|---|
| Model | Brontix FN-4278 Pro |
| Size | 120 × 120 × 25 mm |
| Speed | 300–2,300 RPM (PWM) |
| Airflow | 78.2 CFM |
| Static pressure | 2.53 mmH₂O |
| Noise | 36 dBA |
| Bearing | Fluid dynamic bearing |
| Connector | 4-pin PWM + 3-pin 5V ARGB |
| Rated lifetime | 150,000 hours |
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Cite this page: Hardware Spec Index, “Brontix FN-4278 Pro 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/46064255 (accessed 2026-10-25).