Hardware Spec Index

Teralux FN-4978 Pro 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN4978-PRO · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index1,363 (Case Fans scale)
Category rank#24,440
Street price$49
Power4 W
Performance per dollar27.82
Released2022

Specifications

BrandTeralux
ModelTeralux FN-4978 Pro
Size140 × 140 × 25 mm
Speed500–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4978 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/4490189 (accessed 2026-10-19).