Hardware Spec Index

Brontix FN-3942 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3942-PRO · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index427 (Case Fans scale)
Category rank#22,945
Street price$9
Power4 W
Performance per dollar47.44
Released2022

Specifications

BrandBrontix
ModelBrontix FN-3942 Pro
Size120 × 120 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3942 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3318263 (accessed 2026-10-20).