Hardware Spec Index

Brontix FN-3958 SE 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3958-SE · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index355 (Case Fans scale)
Category rank#38,867
Street price$9
Power3 W
Performance per dollar39.44
Released2023

Specifications

BrandBrontix
ModelBrontix FN-3958 SE
Size140 × 140 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise23 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3958 SE 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/6484665 (accessed 2026-10-23).