Hardware Spec Index

Brontix FN-3965 Ultra 120mm PWM Case Fan

Case Fans · Brontix · SKU FN3965-ULTRA · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index487 (Case Fans scale)
Category rank#15,986
Street price$19
Power3 W
Performance per dollar25.63
Released2020

Specifications

BrandBrontix
ModelBrontix FN-3965 Ultra
Size120 × 120 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3965 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/80249660 (accessed 2026-10-19).