Hardware Spec Index

Brontix FN-5511 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN5511-ULTRA · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index226 (Case Fans scale)
Category rank#5,588
Street price$9
Power2 W
Performance per dollar25.11
Released2022

Specifications

BrandBrontix
ModelBrontix FN-5511 Ultra
Size120 × 120 × 25 mm
Speed300–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5511 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/5233149 (accessed 2026-10-20).