Hardware Spec Index

Brontix FN-2931 Prime 120mm PWM Case Fan

Case Fans · Brontix · SKU FN2931-PRIME · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index783 (Case Fans scale)
Category rank#27,408
Street price$19
Power4 W
Performance per dollar41.21
Released2023

Specifications

BrandBrontix
ModelBrontix FN-2931 Prime
Size120 × 120 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow102.0 CFM
Static pressure3.30 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-2931 Prime 120mm PWM Case Fan”, https://vextor7.com/item/1886809 (accessed 2026-10-22).