Hardware Spec Index

Brontix FN-3357 Ultra 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3357-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index1,082 (Case Fans scale)
Category rank#42,484
Street price$39
Power2 W
Performance per dollar27.74
Released2021

Specifications

BrandBrontix
ModelBrontix FN-3357 Ultra
Size140 × 140 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise25 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-3357 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/6162899 (accessed 2026-10-21).