Hardware Spec Index

Brontix FN-4781 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN4781-PRO · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index416 (Case Fans scale)
Category rank#36,505
Street price$19
Power3 W
Performance per dollar21.89
Released2019

Specifications

BrandBrontix
ModelBrontix FN-4781 Pro
Size120 × 120 × 25 mm
Speed200–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4781 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4133622 (accessed 2026-10-22).