Hardware Spec Index

Brontix FN-1891 Ti 140mm PWM Case Fan

Case Fans · Brontix · SKU FN1891-TI · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index625 (Case Fans scale)
Category rank#35,968
Street price$19
Power3 W
Performance per dollar32.89
Released2021

Specifications

BrandBrontix
ModelBrontix FN-1891 Ti
Size140 × 140 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-1891 Ti 140mm PWM Case Fan”, https://vextor7.com/item/8963739 (accessed 2026-10-26).