Hardware Spec Index

Brontix FN-8311 Ultra 140mm PWM Case Fan

Case Fans · Brontix · SKU FN8311-ULTRA · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index582 (Case Fans scale)
Category rank#7,098
Street price$19
Power4 W
Performance per dollar30.63
Released2023

Specifications

BrandBrontix
ModelBrontix FN-8311 Ultra
Size140 × 140 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-8311 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/607935 (accessed 2026-10-21).