Hardware Spec Index

Brontix FN-1147 Prime 120mm PWM Case Fan

Case Fans · Brontix · SKU FN1147-PRIME · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index729 (Case Fans scale)
Category rank#45,546
Street price$29
Power3 W
Performance per dollar25.14
Released2022

Specifications

BrandBrontix
ModelBrontix FN-1147 Prime
Size120 × 120 × 25 mm
Speed300–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-1147 Prime 120mm PWM Case Fan”, https://vextor7.com/item/4952663 (accessed 2026-10-24).