Hardware Spec Index

Brontix FN-5840 XT 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN5840-XT · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index1,255 (Case Fans scale)
Category rank#32,589
Street price$49
Power4 W
Performance per dollar25.61
Released2022

Specifications

BrandBrontix
ModelBrontix FN-5840 XT
Size140 × 140 × 25 mm
Speed200–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-5840 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/694241 (accessed 2026-10-19).