Hardware Spec Index

Brontix FN-3651 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3651-ULTRA · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index683 (Case Fans scale)
Category rank#6,612
Street price$19
Power3 W
Performance per dollar35.95
Released2026

Specifications

BrandBrontix
ModelBrontix FN-3651 Ultra
Size120 × 120 × 25 mm
Speed500–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3651 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/5467727 (accessed 2026-10-21).