Hardware Spec Index

Teralux FN-3990 Max 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3990-MAX · Released 2026 · Updated 2026-10-26

Key facts

Benchmark index1,223 (Case Fans scale)
Category rank#35,897
Street price$39
Power4 W
Performance per dollar31.36
Released2026

Specifications

BrandTeralux
ModelTeralux FN-3990 Max
Size140 × 140 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise32 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3990 Max 140mm PWM ARGB Case Fan”, https://vextor7.com/item/5032485 (accessed 2026-10-26).