Hardware Spec Index

Brontix FN-9857 XT 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN9857-XT · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index1,127 (Case Fans scale)
Category rank#39,522
Street price$39
Power3 W
Performance per dollar28.90
Released2020

Specifications

BrandBrontix
ModelBrontix FN-9857 XT
Size120 × 120 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9857 XT 120mm PWM ARGB Case Fan”, https://vextor7.com/item/20036398 (accessed 2026-10-19).