Hardware Spec Index

Brontix FN-3875 Ultra 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3875-ULTRA · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index1,317 (Case Fans scale)
Category rank#33,547
Street price$39
Power4 W
Performance per dollar33.77
Released2020

Specifications

BrandBrontix
ModelBrontix FN-3875 Ultra
Size140 × 140 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3875 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/19637682 (accessed 2026-10-22).