Hardware Spec Index

Brontix FN-5709 Pro 120mm PWM Case Fan

Case Fans · Brontix · SKU FN5709-PRO · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index386 (Case Fans scale)
Category rank#2,715
Street price$19
Power3 W
Performance per dollar20.32
Released2024

Specifications

BrandBrontix
ModelBrontix FN-5709 Pro
Size120 × 120 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5709 Pro 120mm PWM Case Fan”, https://vextor7.com/item/3213332 (accessed 2026-10-23).