Hardware Spec Index

Teralux FN-3721 Ultra 120mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN3721-ULTRA · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index1,293 (Case Fans scale)
Category rank#20,076
Street price$49
Power3 W
Performance per dollar26.39
Released2025

Specifications

BrandTeralux
ModelTeralux FN-3721 Ultra
Size120 × 120 × 25 mm
Speed500–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3721 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/1894572 (accessed 2026-10-24).