Hardware Spec Index

Teralux FN-5646 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN5646-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index707 (Case Fans scale)
Category rank#47,184
Street price$19
Power3 W
Performance per dollar37.21
Released2025

Specifications

BrandTeralux
ModelTeralux FN-5646 Ultra
Size140 × 140 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-5646 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/412468 (accessed 2026-10-20).