Hardware Spec Index

Brontix FN-3860 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3860-PRO · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index481 (Case Fans scale)
Category rank#11,543
Street price$19
Power4 W
Performance per dollar25.32
Released2025

Specifications

BrandBrontix
ModelBrontix FN-3860 Pro
Size140 × 140 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3860 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/32938918 (accessed 2026-10-25).