Hardware Spec Index

Brontix FN-6331 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN6331-ULTRA · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index417 (Case Fans scale)
Category rank#29,697
Street price$9
Power3 W
Performance per dollar46.33
Released2026

Specifications

BrandBrontix
ModelBrontix FN-6331 Ultra
Size120 × 120 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-6331 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/1663594 (accessed 2026-10-20).