Hardware Spec Index

Brontix FN-3874 XT 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3874-XT · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index497 (Case Fans scale)
Category rank#49,442
Street price$19
Power3 W
Performance per dollar26.16
Released2021

Specifications

BrandBrontix
ModelBrontix FN-3874 XT
Size120 × 120 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3874 XT 120mm PWM Case Fan”, https://vextor7.com/item/20091929 (accessed 2026-10-26).