Hardware Spec Index

Brontix FN-1557 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN1557-PRO · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index697 (Case Fans scale)
Category rank#18,564
Street price$19
Power3 W
Performance per dollar36.68
Released2022

Specifications

BrandBrontix
ModelBrontix FN-1557 Pro
Size120 × 120 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-1557 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/31310890 (accessed 2026-10-22).