Hardware Spec Index

Brontix FN-3791 XT 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3791-XT · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index1,252 (Case Fans scale)
Category rank#35,225
Street price$49
Power3 W
Performance per dollar25.55
Released2024

Specifications

BrandBrontix
ModelBrontix FN-3791 XT
Size140 × 140 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3791 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/32932484 (accessed 2026-10-25).