Hardware Spec Index

Brontix FN-8540 Pro 140mm PWM Case Fan

Case Fans · Brontix · SKU FN8540-PRO · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index733 (Case Fans scale)
Category rank#46,149
Street price$19
Power3 W
Performance per dollar38.58
Released2023

Specifications

BrandBrontix
ModelBrontix FN-8540 Pro
Size140 × 140 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-8540 Pro 140mm PWM Case Fan”, https://vextor7.com/item/81314440 (accessed 2026-10-26).