Hardware Spec Index

Brontix FN-6691 XT 120mm PWM Case Fan

Case Fans · Brontix · SKU FN6691-XT · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index778 (Case Fans scale)
Category rank#8,579
Street price$29
Power3 W
Performance per dollar26.83
Released2020

Specifications

BrandBrontix
ModelBrontix FN-6691 XT
Size120 × 120 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6691 XT 120mm PWM Case Fan”, https://vextor7.com/item/8345756 (accessed 2026-10-21).