Hardware Spec Index

Brontix FN-3664 Prime 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3664-PRIME · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index1,147 (Case Fans scale)
Category rank#16,882
Street price$39
Power4 W
Performance per dollar29.41
Released2023

Specifications

BrandBrontix
ModelBrontix FN-3664 Prime
Size140 × 140 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3664 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/94094651 (accessed 2026-10-26).