Hardware Spec Index

Brontix FN-3662 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Brontix · SKU FN3662-ULTRA · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index421 (Case Fans scale)
Category rank#10,142
Street price$19
Power3 W
Performance per dollar22.16
Released2025

Specifications

BrandBrontix
ModelBrontix FN-3662 Ultra
Size140 × 140 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-3662 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/80242998 (accessed 2026-10-19).