Hardware Spec Index

Brontix FN-4491 Plus 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4491-PLUS · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index644 (Case Fans scale)
Category rank#6,601
Street price$19
Power4 W
Performance per dollar33.89
Released2019

Specifications

BrandBrontix
ModelBrontix FN-4491 Plus
Size120 × 120 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4491 Plus 120mm PWM Case Fan”, https://vextor7.com/item/7548491 (accessed 2026-10-24).