Hardware Spec Index

Brontix FN-3973 Core 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3973-CORE · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index769 (Case Fans scale)
Category rank#22,761
Street price$19
Power3 W
Performance per dollar40.47
Released2021

Specifications

BrandBrontix
ModelBrontix FN-3973 Core
Size120 × 120 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3973 Core 120mm PWM Case Fan”, https://vextor7.com/item/72045191 (accessed 2026-10-20).