Hardware Spec Index

Teralux FN-3665 Ultra 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3665-ULTRA · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,004 (Case Fans scale)
Category rank#5,160
Street price$29
Power4 W
Performance per dollar34.62
Released2024

Specifications

BrandTeralux
ModelTeralux FN-3665 Ultra
Size120 × 120 × 25 mm
Speed500–3,000 RPM (PWM)
Airflow102.0 CFM
Static pressure3.30 mmH₂O
Noise32 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3665 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/6935792 (accessed 2026-10-20).