Hardware Spec Index

Brontix FN-5721 Max 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN5721-MAX · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index461 (Case Fans scale)
Category rank#22,355
Street price$9
Power3 W
Performance per dollar51.22
Released2021

Specifications

BrandBrontix
ModelBrontix FN-5721 Max
Size120 × 120 × 25 mm
Speed400–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5721 Max 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/8945775 (accessed 2026-10-26).