Hardware Spec Index

Brontix FN-4879 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4879-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index638 (Case Fans scale)
Category rank#18,160
Street price$19
Power3 W
Performance per dollar33.58
Released2021

Specifications

BrandBrontix
ModelBrontix FN-4879 Ultra
Size120 × 120 × 25 mm
Speed400–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4879 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/4044801 (accessed 2026-10-21).