Hardware Spec Index

Teralux FN-4657 XT 140mm PWM ARGB Case Fan

Case Fans · Teralux · SKU FN4657-XT · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index1,115 (Case Fans scale)
Category rank#21,179
Street price$29
Power2 W
Performance per dollar38.45
Released2021

Specifications

BrandTeralux
ModelTeralux FN-4657 XT
Size140 × 140 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise35 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4657 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/4407745 (accessed 2026-10-24).