Hardware Spec Index

Brontix FN-8740 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN8740-PRO · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index665 (Case Fans scale)
Category rank#4,633
Street price$19
Power3 W
Performance per dollar35.00
Released2020

Specifications

BrandBrontix
ModelBrontix FN-8740 Pro
Size140 × 140 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-8740 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4666401 (accessed 2026-10-26).