Sonnet eGFX Breakaway Box 350W (Model: ⁠GPU-350W-TB3⁠) Thunderbolt 3 eGPU enclosure. It includes an upgraded Corsair cooling fan to improve airflow and thermal performance over the stock setup. 

Condition & Notes:

Tested & Functional: Internal motherboard, power supply, and Thunderbolt connectivity work properly. 

Outer Chassis: Complete outer black shell with the rear thumbscrew attached. 

Fan Upgrade Note: The unit has an upgraded Corsair fan installed, but it does not include fan mounting screws. The buyer will need to supply 4 standard PC fan screws to secure the fan to the chassis. 

What's Included:

Sonnet eGFX Breakaway Box 350W Enclosure Main Assembly 

Internal 350W Power Supply & Motherboard 

Outer Shell with Rear Thumbscrew 

Upgraded Corsair Cooling Fan