Hardware Spec Index

Teralux FN-9939 Prime 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Teralux · SKU FN9939-PRIME · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index1,238 (Case Fans scale)
Category rank#14,653
Street price$49
Power3 W
Performance per dollar25.27
Released2019

Specifications

BrandTeralux
ModelTeralux FN-9939 Prime
Size140 × 140 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-9939 Prime 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/85637690 (accessed 2026-10-22).