Hardware Spec Index

Teralux FN-4020 Ultra 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN4020-ULTRA · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index902 (Case Fans scale)
Category rank#38,027
Street price$29
Power3 W
Performance per dollar31.10
Released2019

Specifications

BrandTeralux
ModelTeralux FN-4020 Ultra
Size120 × 120 × 25 mm
Speed400–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4020 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/5325565 (accessed 2026-10-21).