Hardware Spec Index

Brontix FN-3945 Pro 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3945-PRO · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index809 (Case Fans scale)
Category rank#38,395
Street price$29
Power3 W
Performance per dollar27.90
Released2020

Specifications

BrandBrontix
ModelBrontix FN-3945 Pro
Size140 × 140 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3945 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/68304938 (accessed 2026-10-20).