Hardware Spec Index

Teralux FN-3640 Ultra 140mm PWM Case Fan

Case Fans · Teralux · SKU FN3640-ULTRA · Released 2026 · Updated 2026-10-23

Key facts

Benchmark index350 (Case Fans scale)
Category rank#46,316
Street price$19
Power3 W
Performance per dollar18.42
Released2026

Specifications

BrandTeralux
ModelTeralux FN-3640 Ultra
Size140 × 140 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3640 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/24526601 (accessed 2026-10-23).