Hardware Spec Index

Brontix FN-3858 XT 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3858-XT · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index972 (Case Fans scale)
Category rank#15,736
Street price$29
Power3 W
Performance per dollar33.52
Released2020

Specifications

BrandBrontix
ModelBrontix FN-3858 XT
Size140 × 140 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3858 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/60009386 (accessed 2026-10-20).