Hardware Spec Index

Brontix FN-6721 Core 140mm PWM Case Fan

Case Fans · Brontix · SKU FN6721-CORE · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index722 (Case Fans scale)
Category rank#35,164
Street price$19
Power4 W
Performance per dollar38.00
Released2022

Specifications

BrandBrontix
ModelBrontix FN-6721 Core
Size140 × 140 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6721 Core 140mm PWM Case Fan”, https://vextor7.com/item/7243295 (accessed 2026-10-21).