Hardware Spec Index

Brontix FN-3864 Plus 140mm PWM Case Fan

Case Fans · Brontix · SKU FN3864-PLUS · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index470 (Case Fans scale)
Category rank#12,232
Street price$19
Power4 W
Performance per dollar24.74
Released2024

Specifications

BrandBrontix
ModelBrontix FN-3864 Plus
Size140 × 140 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise23 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3864 Plus 140mm PWM Case Fan”, https://vextor7.com/item/11050896 (accessed 2026-10-26).