Hardware Spec Index

Brontix FN-4125 Prime 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4125-PRIME · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index440 (Case Fans scale)
Category rank#9,366
Street price$19
Power3 W
Performance per dollar23.16
Released2022

Specifications

BrandBrontix
ModelBrontix FN-4125 Prime
Size140 × 140 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4125 Prime 140mm PWM Case Fan”, https://vextor7.com/item/18593154 (accessed 2026-10-26).