Hardware Spec Index

Brontix FN-4891 Ti 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN4891-TI · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index1,302 (Case Fans scale)
Category rank#7,384
Street price$39
Power3 W
Performance per dollar33.38
Released2022

Specifications

BrandBrontix
ModelBrontix FN-4891 Ti
Size140 × 140 × 25 mm
Speed500–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4891 Ti 140mm PWM ARGB Case Fan”, https://vextor7.com/item/12699985 (accessed 2026-10-23).