Ultra-fast DOCSIS 3.1 performance paired with a 2.5 Gbps ethernet port for true multi-gig internet speeds.
Approved for Comcast Xfinity and supports the fastest internet plans available.
Superior next generation technology but pays for itself. Owning your own modem eliminates up to $168 per year in monthly rental charges.
Fast streaming, conferencing, gaming - Applies Active Queue Management (AQM) for reduced Internet latency and better app performance, including online gaming, conferencing, and streaming.
Multi-gigabit Ethernet speed - A 2.5 GB Ethernet port delivers true high-speed connectivity to even the fastest routers and computers, providing downstream speeds just below 2,500 Mbps and upstream speeds up to 800 Mbps when supported by your internet service plan.
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Motorola B12 - Advanced Compact Cable Modem ^^ Easily Pairs with Any WiFi Router ^^ Supports Comcast Xfinity, Cox, Spectrum ^^ 2500 Mbps Max ^^ DOCSIS 3.1 ^^ 2.5 Gbps Port
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First Listed on Newegg
November 10, 2025
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Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.