For Comcast: Buy Digital Adapter

Often sold in complete kits including a remote and power supply. It is firmware upgradeable and uses composite RCA connections.

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. buy digital adapter for comcast

Comcast Digital Adapter DTA Self Installation Kit DCI1011COM Go to product viewer dialog for this item. Often sold in complete kits including a remote

Comcast Digital Transport Adapter DCI1011COM, Self-Installation Kit, Firmware Upgradeable, Composite Video RCA, Black | AVI | Single Core Performance and Limitations Go to product viewer dialog

Buying a digital adapter for Comcast (now Xfinity ) requires caution because the company has largely phased out these devices in favor of more modern hardware. As of January 2025, Xfinity no longer provides new to customers, requiring them to upgrade to X1 TV Boxes instead. Critical Buying Warning While you can find " Comcast Digital Adapters

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: