Hardware Spec Index

Teralux FN-1690 Ultra 140mm PWM Case Fan

Case Fans · Teralux · SKU FN1690-ULTRA · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index459 (Case Fans scale)
Category rank#6,929
Street price$19
Power3 W
Performance per dollar24.16
Released2025

Specifications

BrandTeralux
ModelTeralux FN-1690 Ultra
Size140 × 140 × 25 mm
Speed400–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-1690 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/92717974 (accessed 2026-10-25).