Hardware Spec Index

Brontix FN-3873 XT 140mm PWM Case Fan

Case Fans · Brontix · SKU FN3873-XT · Released 2019 · Updated 2026-10-23

Key facts

Benchmark index468 (Case Fans scale)
Category rank#31,085
Street price$19
Power3 W
Performance per dollar24.63
Released2019

Specifications

BrandBrontix
ModelBrontix FN-3873 XT
Size140 × 140 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3873 XT 140mm PWM Case Fan”, https://vextor7.com/item/2938701 (accessed 2026-10-23).