Hardware Spec Index

Caldera FN-3997 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3997-PRO · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index783 (Case Fans scale)
Category rank#5,142
Street price$19
Power3 W
Performance per dollar41.21
Released2020

Specifications

BrandCaldera
ModelCaldera FN-3997 Pro
Size120 × 120 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3997 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/92939467 (accessed 2026-10-24).