Hardware Spec Index

Brontix FN-3912 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3912-PRO · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index239 (Case Fans scale)
Category rank#17,704
Street price$9
Power3 W
Performance per dollar26.56
Released2019

Specifications

BrandBrontix
ModelBrontix FN-3912 Pro
Size120 × 120 × 25 mm
Speed400–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3912 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3510641 (accessed 2026-10-21).