Hardware Spec Index

Teralux FN-4778 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN4778-PRIME · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index303 (Case Fans scale)
Category rank#147
Street price$9
Power4 W
Performance per dollar33.67
Released2022

Specifications

BrandTeralux
ModelTeralux FN-4778 Prime
Size140 × 140 × 25 mm
Speed200–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4778 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/14822274 (accessed 2026-10-26).