Hardware Spec Index

Brontix FN-6903 Ultra 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN6903-ULTRA · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index1,273 (Case Fans scale)
Category rank#46,883
Street price$49
Power3 W
Performance per dollar25.98
Released2021

Specifications

BrandBrontix
ModelBrontix FN-6903 Ultra
Size120 × 120 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6903 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/21877219 (accessed 2026-10-25).