Hardware Spec Index

Brontix FN-1661 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN1661-ULTRA · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index265 (Case Fans scale)
Category rank#35,418
Street price$9
Power3 W
Performance per dollar29.44
Released2021

Specifications

BrandBrontix
ModelBrontix FN-1661 Ultra
Size120 × 120 × 25 mm
Speed300–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-1661 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/54891923 (accessed 2026-10-23).