Hardware Spec Index

Brontix FN-4864 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4864-PRIME · Released 2020 · Updated 2026-10-18

Key facts

Benchmark index291 (Case Fans scale)
Category rank#47,214
Street price$9
Power3 W
Performance per dollar32.33
Released2020

Specifications

BrandBrontix
ModelBrontix FN-4864 Prime
Size140 × 140 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4864 Prime 140mm PWM Case Fan”, https://vextor7.com/item/515192 (accessed 2026-10-18).