Hardware Spec Index

Teralux FN-3977 XT 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3977-XT · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index1,064 (Case Fans scale)
Category rank#29,291
Street price$39
Power3 W
Performance per dollar27.28
Released2022

Specifications

BrandTeralux
ModelTeralux FN-3977 XT
Size120 × 120 × 25 mm
Speed300–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3977 XT 120mm PWM ARGB Case Fan”, https://vextor7.com/item/97054221 (accessed 2026-10-24).