Hardware Spec Index

Brontix FN-3985 Ultra 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3985-ULTRA · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index1,167 (Case Fans scale)
Category rank#17,950
Street price$39
Power4 W
Performance per dollar29.92
Released2023

Specifications

BrandBrontix
ModelBrontix FN-3985 Ultra
Size120 × 120 × 25 mm
Speed300–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3985 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/27368149 (accessed 2026-10-24).