Hardware Spec Index

Brontix FN-8521 SE 140mm PWM Case Fan

Case Fans · Brontix · SKU FN8521-SE · Released 2025 · Updated 2026-10-18

Key facts

Benchmark index501 (Case Fans scale)
Category rank#41,871
Street price$19
Power3 W
Performance per dollar26.37
Released2025

Specifications

BrandBrontix
ModelBrontix FN-8521 SE
Size140 × 140 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-8521 SE 140mm PWM Case Fan”, https://vextor7.com/item/3696050 (accessed 2026-10-18).