Hardware Spec Index

Brontix FN-2891 Prime 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Brontix · SKU FN2891-PRIME · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index1,148 (Case Fans scale)
Category rank#44,095
Street price$39
Power3 W
Performance per dollar29.44
Released2020

Specifications

BrandBrontix
ModelBrontix FN-2891 Prime
Size140 × 140 × 25 mm
Speed200–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-2891 Prime 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/91302733 (accessed 2026-10-24).