Hardware Spec Index

Brontix FN-3983 Pro 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3983-PRO · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index403 (Case Fans scale)
Category rank#26,917
Street price$19
Power3 W
Performance per dollar21.21
Released2023

Specifications

BrandBrontix
ModelBrontix FN-3983 Pro
Size120 × 120 × 25 mm
Speed200–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3983 Pro 120mm PWM Case Fan”, https://vextor7.com/item/81670138 (accessed 2026-10-21).