Hardware Spec Index

Brontix FN-7521 Ultra 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN7521-ULTRA · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index889 (Case Fans scale)
Category rank#48,282
Street price$29
Power3 W
Performance per dollar30.66
Released2021

Specifications

BrandBrontix
ModelBrontix FN-7521 Ultra
Size120 × 120 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-7521 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/3582664 (accessed 2026-10-22).