Hardware Spec Index

Brontix FN-5491 Core 140mm PWM Case Fan

Case Fans · Brontix · SKU FN5491-CORE · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index735 (Case Fans scale)
Category rank#44,116
Street price$19
Power4 W
Performance per dollar38.68
Released2019

Specifications

BrandBrontix
ModelBrontix FN-5491 Core
Size140 × 140 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5491 Core 140mm PWM Case Fan”, https://vextor7.com/item/6998625 (accessed 2026-10-24).