Hardware Spec Index

Brontix FN-7557 XT 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN7557-XT · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index660 (Case Fans scale)
Category rank#34,880
Street price$19
Power3 W
Performance per dollar34.74
Released2021

Specifications

BrandBrontix
ModelBrontix FN-7557 XT
Size120 × 120 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-7557 XT 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/50359865 (accessed 2026-10-26).