Hardware Spec Index

Brontix FN-4129 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4129-PRIME · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index788 (Case Fans scale)
Category rank#22,146
Street price$19
Power3 W
Performance per dollar41.47
Released2023

Specifications

BrandBrontix
ModelBrontix FN-4129 Prime
Size140 × 140 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4129 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/9676263 (accessed 2026-10-25).