Hardware Spec Index

Brontix FN-5643 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN5643-PRO · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index738 (Case Fans scale)
Category rank#42,552
Street price$29
Power3 W
Performance per dollar25.45
Released2020

Specifications

BrandBrontix
ModelBrontix FN-5643 Pro
Size120 × 120 × 25 mm
Speed200–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5643 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4220161 (accessed 2026-10-19).