Hardware Spec Index

Brontix FN-4491 XT 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4491-XT · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index823 (Case Fans scale)
Category rank#8,443
Street price$29
Power4 W
Performance per dollar28.38
Released2024

Specifications

BrandBrontix
ModelBrontix FN-4491 XT
Size120 × 120 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4491 XT 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/11618168 (accessed 2026-10-20).