Hardware Spec Index

Brontix FN-9221 Pro 140mm PWM Case Fan

Case Fans · Brontix · SKU FN9221-PRO · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index221 (Case Fans scale)
Category rank#14,077
Street price$9
Power3 W
Performance per dollar24.56
Released2023

Specifications

BrandBrontix
ModelBrontix FN-9221 Pro
Size140 × 140 × 25 mm
Speed300–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9221 Pro 140mm PWM Case Fan”, https://vextor7.com/item/9089482 (accessed 2026-10-23).