Hardware Spec Index

Brontix FN-4276 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN4276-ULTRA · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index370 (Case Fans scale)
Category rank#35,920
Street price$9
Power3 W
Performance per dollar41.11
Released2020

Specifications

BrandBrontix
ModelBrontix FN-4276 Ultra
Size120 × 120 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4276 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/4968985 (accessed 2026-10-20).