Hardware Spec Index

Brontix FN-4775 SE 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4775-SE · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index209 (Case Fans scale)
Category rank#14,916
Street price$9
Power4 W
Performance per dollar23.22
Released2022

Specifications

BrandBrontix
ModelBrontix FN-4775 SE
Size140 × 140 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4775 SE 140mm PWM Case Fan”, https://vextor7.com/item/12965758 (accessed 2026-10-23).