Hardware Spec Index

Brontix FN-4946 SE 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4946-SE · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index317 (Case Fans scale)
Category rank#21,640
Street price$9
Power4 W
Performance per dollar35.22
Released2023

Specifications

BrandBrontix
ModelBrontix FN-4946 SE
Size140 × 140 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4946 SE 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/21247736 (accessed 2026-10-24).