Hardware Spec Index

Teralux FN-3990 Edge 140mm PWM Case Fan

Case Fans · Teralux · SKU FN3990-EDGE · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index487 (Case Fans scale)
Category rank#31,605
Street price$19
Power3 W
Performance per dollar25.63
Released2021

Specifications

BrandTeralux
ModelTeralux FN-3990 Edge
Size140 × 140 × 25 mm
Speed300–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise22 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3990 Edge 140mm PWM Case Fan”, https://vextor7.com/item/2941102 (accessed 2026-10-23).