" for sale on sites like eBay and Mercari , experts often warn against purchasing them. Comcast typically considers these boxes company-owned property; if a device's serial number is still flagged as "unreturned" in their system, they may refuse to activate it, leaving you with a non-functional device. Popular Digital Adapters (Legacy Models)
A very small, basic unit designed to bring digital channels to older analog TVs. Xfinity Dc60xu Hd Digital Transport Adapter | HDMI eBay - thetophatcat Go to product viewer dialog for this item. buy digital adapter for comcast
Comcast Digital Transport Adapter DCI1011COM, Self-Installation Kit, Firmware Upgradeable, Composite Video RCA, Black | AVI | Single Core " for sale on sites like eBay and
A compact HD-capable version that includes an HDMI output for better picture quality on modern screens. Performance and Limitations Go to product viewer dialog for this item. Xfinity Dc60xu Hd Digital Transport Adapter | HDMI
If you are replacing a specific unit for a bulk account or specialized setup, these are the most common models seen in the secondary market:
Comcast Digital Adapter DTA Self Installation Kit DCI1011COM Go to product viewer dialog for this item.