Hardware Spec Index

Brontix FN-4251 Plus 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4251-PLUS · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index402 (Case Fans scale)
Category rank#34,105
Street price$19
Power3 W
Performance per dollar21.16
Released2023

Specifications

BrandBrontix
ModelBrontix FN-4251 Plus
Size140 × 140 × 25 mm
Speed500–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4251 Plus 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/101629 (accessed 2026-10-19).