Hardware Spec Index

Teralux FN-4939 XT 140mm PWM Case Fan

Case Fans · Teralux · SKU FN4939-XT · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index593 (Case Fans scale)
Category rank#22,651
Street price$19
Power4 W
Performance per dollar31.21
Released2020

Specifications

BrandTeralux
ModelTeralux FN-4939 XT
Size140 × 140 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4939 XT 140mm PWM Case Fan”, https://vextor7.com/item/76792789 (accessed 2026-10-26).