Caldera FN-3857 Pro 120mm PWM ARGB Case Fan (3-Pack)
Case Fans · Caldera · SKU FN3857-PRO · Released 2022 · Updated 2026-10-21
Key facts
| Benchmark index | 1,283 (Case Fans scale) |
|---|---|
| Category rank | #22,231 |
| Street price | $49 |
| Power | 4 W |
| Performance per dollar | 26.18 |
| Released | 2022 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera FN-3857 Pro |
| Size | 120 × 120 × 25 mm |
| Speed | 500–3,000 RPM (PWM) |
| Airflow | 102.0 CFM |
| Static pressure | 3.30 mmH₂O |
| Noise | 25 dBA |
| Bearing | Fluid dynamic bearing |
| Connector | 4-pin PWM + 3-pin 5V ARGB |
| Rated lifetime | 50,000 hours |
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Cite this page: Hardware Spec Index, “Caldera FN-3857 Pro 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/83675085 (accessed 2026-10-21).