Hardware Spec Index

Teralux FN-3647 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN3647-ULTRA · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index311 (Case Fans scale)
Category rank#13,930
Street price$9
Power3 W
Performance per dollar34.56
Released2024

Specifications

BrandTeralux
ModelTeralux FN-3647 Ultra
Size140 × 140 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise35 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3647 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3629310 (accessed 2026-10-20).