Hardware Spec Index

Teralux FN-7839 Prime 140mm PWM Case Fan

Case Fans · Teralux · SKU FN7839-PRIME · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index383 (Case Fans scale)
Category rank#27,867
Street price$9
Power4 W
Performance per dollar42.56
Released2021

Specifications

BrandTeralux
ModelTeralux FN-7839 Prime
Size140 × 140 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-7839 Prime 140mm PWM Case Fan”, https://vextor7.com/item/2941003 (accessed 2026-10-21).