Hardware Spec Index

Teralux FN-4251 XT 140mm PWM Case Fan

Case Fans · Teralux · SKU FN4251-XT · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index677 (Case Fans scale)
Category rank#8,106
Street price$19
Power4 W
Performance per dollar35.63
Released2025

Specifications

BrandTeralux
ModelTeralux FN-4251 XT
Size140 × 140 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4251 XT 140mm PWM Case Fan”, https://vextor7.com/item/89930964 (accessed 2026-10-25).