Hardware Spec Index

Caldera FN-3917 Pro 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3917-PRO · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index670 (Case Fans scale)
Category rank#9,210
Street price$19
Power3 W
Performance per dollar35.26
Released2020

Specifications

BrandCaldera
ModelCaldera FN-3917 Pro
Size140 × 140 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3917 Pro 140mm PWM Case Fan”, https://vextor7.com/item/1234646 (accessed 2026-10-20).