Hardware Spec Index

Brontix FN-4099 XT 140mm PWM Case Fan

Case Fans · Brontix · SKU FN4099-XT · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index557 (Case Fans scale)
Category rank#28,026
Street price$19
Power4 W
Performance per dollar29.32
Released2025

Specifications

BrandBrontix
ModelBrontix FN-4099 XT
Size140 × 140 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-4099 XT 140mm PWM Case Fan”, https://vextor7.com/item/7861584 (accessed 2026-10-23).