Hardware Spec Index

Teralux FN-4257 SE 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN4257-SE · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index1,114 (Case Fans scale)
Category rank#35,136
Street price$39
Power2 W
Performance per dollar28.56
Released2024

Specifications

BrandTeralux
ModelTeralux FN-4257 SE
Size140 × 140 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4257 SE 140mm PWM ARGB Case Fan”, https://vextor7.com/item/6906746 (accessed 2026-10-23).