Hardware Spec Index

Teralux FN-3970 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Teralux · SKU FN3970-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index804 (Case Fans scale)
Category rank#14,346
Street price$29
Power3 W
Performance per dollar27.72
Released2023

Specifications

BrandTeralux
ModelTeralux FN-3970 Ultra
Size120 × 120 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3970 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/8696293 (accessed 2026-10-20).