Caldera FN-4521 Edge 120mm PWM ARGB Case Fan (3-Pack)
Case Fans · Caldera · SKU FN4521-EDGE · Released 2023 · Updated 2026-10-23
Key facts
| Benchmark index | 891 (Case Fans scale) |
|---|---|
| Category rank | #44,286 |
| Street price | $29 |
| Power | 4 W |
| Performance per dollar | 30.72 |
| Released | 2023 |
Specifications
| Brand | Caldera |
|---|---|
| Model | Caldera FN-4521 Edge |
| Size | 120 × 120 × 25 mm |
| Speed | 400–2,900 RPM (PWM) |
| Airflow | 98.6 CFM |
| Static pressure | 3.19 mmH₂O |
| Noise | 28 dBA |
| Bearing | Magnetic levitation |
| Connector | 4-pin PWM + 3-pin 5V ARGB |
| Rated lifetime | 100,000 hours |
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Cite this page: Hardware Spec Index, “Caldera FN-4521 Edge 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/4708486 (accessed 2026-10-23).