Hardware Spec Index

Teralux FN-3977 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN3977-PRO · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index519 (Case Fans scale)
Category rank#18,775
Street price$19
Power3 W
Performance per dollar27.32
Released2023

Specifications

BrandTeralux
ModelTeralux FN-3977 Pro
Size140 × 140 × 25 mm
Speed200–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3977 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/91313682 (accessed 2026-10-22).