Hardware Spec Index

Brontix FN-3969 Core 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3969-CORE · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index468 (Case Fans scale)
Category rank#33,651
Street price$19
Power3 W
Performance per dollar24.63
Released2025

Specifications

BrandBrontix
ModelBrontix FN-3969 Core
Size120 × 120 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3969 Core 120mm PWM Case Fan”, https://vextor7.com/item/3382989 (accessed 2026-10-23).