Hardware Spec Index

Brontix FN-9021 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN9021-PRIME · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index571 (Case Fans scale)
Category rank#14,811
Street price$19
Power3 W
Performance per dollar30.05
Released2023

Specifications

BrandBrontix
ModelBrontix FN-9021 Prime
Size140 × 140 × 25 mm
Speed300–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9021 Prime 140mm PWM Case Fan”, https://vextor7.com/item/7319783 (accessed 2026-10-19).