Hardware Spec Index

Teralux FN-4640 XT 120mm PWM Case Fan

Case Fans · Teralux · SKU FN4640-XT · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index493 (Case Fans scale)
Category rank#11,659
Street price$19
Power4 W
Performance per dollar25.95
Released2023

Specifications

BrandTeralux
ModelTeralux FN-4640 XT
Size120 × 120 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Teralux FN-4640 XT 120mm PWM Case Fan”, https://vextor7.com/item/1782412 (accessed 2026-10-25).