Hardware Spec Index

Brontix FN-9940 Core 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN9940-CORE · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index1,121 (Case Fans scale)
Category rank#1,167
Street price$39
Power3 W
Performance per dollar28.74
Released2022

Specifications

BrandBrontix
ModelBrontix FN-9940 Core
Size140 × 140 × 25 mm
Speed400–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9940 Core 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/5043867 (accessed 2026-10-24).