Hardware Spec Index

Brontix FN-8291 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN8291-ULTRA · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index536 (Case Fans scale)
Category rank#6,949
Street price$19
Power2 W
Performance per dollar28.21
Released2023

Specifications

BrandBrontix
ModelBrontix FN-8291 Ultra
Size140 × 140 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-8291 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7729036 (accessed 2026-10-23).