Hardware Spec Index

Teralux FN-3977 Ti 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3977-TI · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index856 (Case Fans scale)
Category rank#9,566
Street price$29
Power3 W
Performance per dollar29.52
Released2025

Specifications

BrandTeralux
ModelTeralux FN-3977 Ti
Size140 × 140 × 25 mm
Speed200–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3977 Ti 140mm PWM ARGB Case Fan”, https://vextor7.com/item/32394895 (accessed 2026-10-26).