Hardware Spec Index

Brontix FN-1781 XT 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN1781-XT · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index1,339 (Case Fans scale)
Category rank#7,035
Street price$49
Power2 W
Performance per dollar27.33
Released2021

Specifications

BrandBrontix
ModelBrontix FN-1781 XT
Size120 × 120 × 25 mm
Speed300–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise25 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-1781 XT 120mm PWM ARGB Case Fan”, https://vextor7.com/item/94829876 (accessed 2026-10-23).