Hardware Spec Index

Brontix FN-9940 SE 140mm PWM Case Fan

Case Fans · Brontix · SKU FN9940-SE · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index500 (Case Fans scale)
Category rank#44,195
Street price$19
Power3 W
Performance per dollar26.32
Released2025

Specifications

BrandBrontix
ModelBrontix FN-9940 SE
Size140 × 140 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9940 SE 140mm PWM Case Fan”, https://vextor7.com/item/4354848 (accessed 2026-10-22).