Hardware Spec Index

Brontix FN-4000 Prime 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN4000-PRIME · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index1,052 (Case Fans scale)
Category rank#43,794
Street price$39
Power3 W
Performance per dollar26.97
Released2023

Specifications

BrandBrontix
ModelBrontix FN-4000 Prime
Size140 × 140 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4000 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/9259591 (accessed 2026-10-21).