Hardware Spec Index

Brontix FN-3980 Core 140mm PWM Case Fan

Case Fans · Brontix · SKU FN3980-CORE · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index213 (Case Fans scale)
Category rank#10,815
Street price$9
Power4 W
Performance per dollar23.67
Released2021

Specifications

BrandBrontix
ModelBrontix FN-3980 Core
Size140 × 140 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3980 Core 140mm PWM Case Fan”, https://vextor7.com/item/8939170 (accessed 2026-10-22).