Hardware Spec Index

Brontix FN-4985 Pro 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4985-PRO · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index396 (Case Fans scale)
Category rank#10,334
Street price$19
Power3 W
Performance per dollar20.84
Released2019

Specifications

BrandBrontix
ModelBrontix FN-4985 Pro
Size120 × 120 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4985 Pro 120mm PWM Case Fan”, https://vextor7.com/item/9907896 (accessed 2026-10-26).