Hardware Spec Index

Brontix FN-8705 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN8705-ULTRA · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index792 (Case Fans scale)
Category rank#9,185
Street price$29
Power3 W
Performance per dollar27.31
Released2023

Specifications

BrandBrontix
ModelBrontix FN-8705 Ultra
Size120 × 120 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-8705 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/20165191 (accessed 2026-10-19).