Hardware Spec Index

Brontix FN-4166 Ultra 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4166-ULTRA · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index309 (Case Fans scale)
Category rank#48,622
Street price$9
Power4 W
Performance per dollar34.33
Released2023

Specifications

BrandBrontix
ModelBrontix FN-4166 Ultra
Size140 × 140 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise22 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4166 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/91364234 (accessed 2026-10-23).