Hardware Spec Index

Brontix FN-3965 Ultra 120mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN3965-ULTRA · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index937 (Case Fans scale)
Category rank#4,739
Street price$29
Power4 W
Performance per dollar32.31
Released2020

Specifications

BrandBrontix
ModelBrontix FN-3965 Ultra
Size120 × 120 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3965 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/5202085 (accessed 2026-10-23).