Hardware Spec Index

Teralux FN-7978 Prime 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Teralux · SKU FN7978-PRIME · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index1,267 (Case Fans scale)
Category rank#19,065
Street price$39
Power4 W
Performance per dollar32.49
Released2024

Specifications

BrandTeralux
ModelTeralux FN-7978 Prime
Size140 × 140 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise24 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-7978 Prime 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/8055838 (accessed 2026-10-23).