Hardware Spec Index

Brontix FN-2391 Prime 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN2391-PRIME · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index827 (Case Fans scale)
Category rank#41,069
Street price$29
Power3 W
Performance per dollar28.52
Released2020

Specifications

BrandBrontix
ModelBrontix FN-2391 Prime
Size140 × 140 × 25 mm
Speed400–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-2391 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/71677524 (accessed 2026-10-24).