Hardware Spec Index

Brontix FN-9985 Pro 120mm PWM Case Fan

Case Fans · Brontix · SKU FN9985-PRO · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index377 (Case Fans scale)
Category rank#13,937
Street price$19
Power2 W
Performance per dollar19.84
Released2023

Specifications

BrandBrontix
ModelBrontix FN-9985 Pro
Size120 × 120 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9985 Pro 120mm PWM Case Fan”, https://vextor7.com/item/91676144 (accessed 2026-10-19).