Hardware Spec Index

Teralux FN-3999 Plus 120mm PWM Case Fan

Case Fans · Teralux · SKU FN3999-PLUS · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index333 (Case Fans scale)
Category rank#24,012
Street price$9
Power3 W
Performance per dollar37.00
Released2020

Specifications

BrandTeralux
ModelTeralux FN-3999 Plus
Size120 × 120 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3999 Plus 120mm PWM Case Fan”, https://vextor7.com/item/8304508 (accessed 2026-10-23).