Hardware Spec Index

Teralux FN-4046 Ultra 120mm PWM Case Fan

Case Fans · Teralux · SKU FN4046-ULTRA · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index641 (Case Fans scale)
Category rank#20,414
Street price$19
Power3 W
Performance per dollar33.74
Released2026

Specifications

BrandTeralux
ModelTeralux FN-4046 Ultra
Size120 × 120 × 25 mm
Speed500–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4046 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/4049288 (accessed 2026-10-24).