Caldera FN-6661 Pro 120mm PWM ARGB Case Fan (3-Pack)
Case Fans · Caldera · SKU FN6661-PRO · Released 2021 · Updated 2026-10-26
Key facts
| Benchmark index | 1,352 (Case Fans scale) |
|---|---|
| Category rank | #1,905 |
| Street price | $49 |
| Power | 3 W |
| Performance per dollar | 27.59 |
| Released | 2021 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera FN-6661 Pro |
| Size | 120 × 120 × 25 mm |
| Speed | 500–1,800 RPM (PWM) |
| Airflow | 61.2 CFM |
| Static pressure | 1.98 mmH₂O |
| Noise | 22 dBA |
| Bearing | Magnetic levitation |
| Connector | 4-pin PWM + 3-pin 5V ARGB |
| Rated lifetime | 50,000 hours |
Related guides
Similar Case Fans
Cite this page: Hardware Spec Index, “Caldera FN-6661 Pro 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/5499259 (accessed 2026-10-26).