Hardware Spec Index

Teralux FN-5665 Ultra 120mm PWM Case Fan

Case Fans · Teralux · SKU FN5665-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index780 (Case Fans scale)
Category rank#25,400
Street price$19
Power4 W
Performance per dollar41.05
Released2023

Specifications

BrandTeralux
ModelTeralux FN-5665 Ultra
Size120 × 120 × 25 mm
Speed200–3,000 RPM (PWM)
Airflow102.0 CFM
Static pressure3.30 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-5665 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/786399 (accessed 2026-10-20).