Hardware Spec Index

Teralux FN-4665 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN4665-ULTRA · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index479 (Case Fans scale)
Category rank#39,268
Street price$19
Power3 W
Performance per dollar25.21
Released2022

Specifications

BrandTeralux
ModelTeralux FN-4665 Ultra
Size140 × 140 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4665 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/1868641 (accessed 2026-10-22).