Hardware Spec Index

Teralux FN-3977 Plus 120mm PWM Case Fan

Case Fans · Teralux · SKU FN3977-PLUS · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index332 (Case Fans scale)
Category rank#20,634
Street price$9
Power3 W
Performance per dollar36.89
Released2023

Specifications

BrandTeralux
ModelTeralux FN-3977 Plus
Size120 × 120 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3977 Plus 120mm PWM Case Fan”, https://vextor7.com/item/64028781 (accessed 2026-10-26).