Hardware Spec Index

Teralux FN-3121 SE 140mm PWM Case Fan

Case Fans · Teralux · SKU FN3121-SE · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index435 (Case Fans scale)
Category rank#28,205
Street price$19
Power4 W
Performance per dollar22.89
Released2020

Specifications

BrandTeralux
ModelTeralux FN-3121 SE
Size140 × 140 × 25 mm
Speed400–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-3121 SE 140mm PWM Case Fan”, https://vextor7.com/item/6778417 (accessed 2026-10-19).