Hardware Spec Index

Teralux FN-3965 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN3965-ULTRA · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index273 (Case Fans scale)
Category rank#9,819
Street price$9
Power4 W
Performance per dollar30.33
Released2026

Specifications

BrandTeralux
ModelTeralux FN-3965 Ultra
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3965 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/747305 (accessed 2026-10-19).