Hardware Spec Index

Brontix FN-9521 Plus 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN9521-PLUS · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index437 (Case Fans scale)
Category rank#49,779
Street price$19
Power3 W
Performance per dollar23.00
Released2023

Specifications

BrandBrontix
ModelBrontix FN-9521 Plus
Size140 × 140 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9521 Plus 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/19784465 (accessed 2026-10-20).