Hardware Spec Index

Brontix FN-7891 Ultra 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN7891-ULTRA · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index1,295 (Case Fans scale)
Category rank#5,461
Street price$49
Power4 W
Performance per dollar26.43
Released2020

Specifications

BrandBrontix
ModelBrontix FN-7891 Ultra
Size120 × 120 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise24 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-7891 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/981879 (accessed 2026-10-21).