Hardware Spec Index

Caldera FN-4391 Edge 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4391-EDGE · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index485 (Case Fans scale)
Category rank#7,795
Street price$19
Power3 W
Performance per dollar25.53
Released2023

Specifications

BrandCaldera
ModelCaldera FN-4391 Edge
Size120 × 120 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4391 Edge 120mm PWM Case Fan”, https://vextor7.com/item/5494645 (accessed 2026-10-21).