Hardware Spec Index

Teralux FN-3665 Pro 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3665-PRO · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index897 (Case Fans scale)
Category rank#32,386
Street price$29
Power4 W
Performance per dollar30.93
Released2025

Specifications

BrandTeralux
ModelTeralux FN-3665 Pro
Size140 × 140 × 25 mm
Speed200–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3665 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/3935254 (accessed 2026-10-22).