Hardware Spec Index

Brontix FN-9970 Plus 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN9970-PLUS · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index384 (Case Fans scale)
Category rank#11,097
Street price$9
Power3 W
Performance per dollar42.67
Released2020

Specifications

BrandBrontix
ModelBrontix FN-9970 Plus
Size140 × 140 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9970 Plus 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3216289 (accessed 2026-10-26).