Hardware Spec Index

Brontix FN-4048 Ultra 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN4048-ULTRA · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index1,198 (Case Fans scale)
Category rank#18,943
Street price$39
Power3 W
Performance per dollar30.72
Released2026

Specifications

BrandBrontix
ModelBrontix FN-4048 Ultra
Size120 × 120 × 25 mm
Speed400–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise32 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-4048 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/20160269 (accessed 2026-10-19).