Hardware Spec Index

Teralux FN-3967 Prime 140mm PWM Case Fan

Case Fans · Teralux · SKU FN3967-PRIME · Released 2020 · Updated 2026-10-27

Key facts

Benchmark index770 (Case Fans scale)
Category rank#49,553
Street price$19
Power3 W
Performance per dollar40.53
Released2020

Specifications

BrandTeralux
ModelTeralux FN-3967 Prime
Size140 × 140 × 25 mm
Speed300–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3967 Prime 140mm PWM Case Fan”, https://vextor7.com/item/72933013 (accessed 2026-10-27).