Hardware Spec Index

Teralux FN-3121 XT 120mm PWM Case Fan

Case Fans · Teralux · SKU FN3121-XT · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index252 (Case Fans scale)
Category rank#4,705
Street price$9
Power3 W
Performance per dollar28.00
Released2025

Specifications

BrandTeralux
ModelTeralux FN-3121 XT
Size120 × 120 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3121 XT 120mm PWM Case Fan”, https://vextor7.com/item/4053439 (accessed 2026-10-24).