Hardware Spec Index

Brontix FN-3686 Pro 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3686-PRO · Released 2026 · Updated 2026-10-18

Key facts

Benchmark index1,270 (Case Fans scale)
Category rank#21,809
Street price$39
Power3 W
Performance per dollar32.56
Released2026

Specifications

BrandBrontix
ModelBrontix FN-3686 Pro
Size140 × 140 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3686 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/97272658 (accessed 2026-10-18).