Hardware Spec Index

Brontix FN-9740 Prime 120mm PWM Case Fan

Case Fans · Brontix · SKU FN9740-PRIME · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index527 (Case Fans scale)
Category rank#40,866
Street price$19
Power4 W
Performance per dollar27.74
Released2024

Specifications

BrandBrontix
ModelBrontix FN-9740 Prime
Size120 × 120 × 25 mm
Speed200–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-9740 Prime 120mm PWM Case Fan”, https://vextor7.com/item/9599103 (accessed 2026-10-21).