Motorola MB7621 24×8 Cable Modem

  • The Motorola MB7621 is a high-speed cable modem that delivers fast internet speeds for your home or office.
  • With its 24×8 channel bonding capabilities, the Motorola MB7621 can support download speeds of up to 1 Gbps, providing a reliable and efficient internet connection.
  • This cable modem is compatible with most major cable internet providers, including Comcast Xfinity, Cox, and Spectrum.
  • The Motorola MB7621 is easy to set up and use, and includes convenient features like LED status indicators and a compact design that saves space.

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Motorola MB7621 Cable Modem Product Details

Introducing the MB7621 Model, a cable modem designed to accommodate cable Internet service speeds of up to 650 Mbps. Praised as “the best modem for most people” by Wirecutter, this modem features a Full-Band Capture Digital Tuner for a quicker and more dependable Internet connection.


Motorola MB7621 Connections

The modem’s single Gigabit Ethernet port can be connected to a variety of devices, such as a WiFi router, computer, HDTV, gaming console, or streaming video device. It is well-suited for use with Whole Home WiFi or Mesh networks, including eero, Google WiFi, and Orbi. Please note that this cable modem does not have built-in wireless router or telephone call capabilities; consider the Motorola MG7315, MG7540, MG7550, or MG7700 for these features.


MB7621 Compatibility

Cable Internet service is required, and this modem is approved for use with Comcast Xfinity, Xfinity X1, Cox, Charter Spectrum, Time Warner Cable, BrightHouse, CableOne, SuddenLink, RCN, and other providers. Save up to $156 per year on cable modem rental fees (savings vary by provider). This modem is not compatible with fiber optic, DSL, or satellite services from Verizon, AT&T, CenturyLink, Frontier, or others. The MB7621 model does not include a phone jack.


Quick & Easy Setup

Quick and easy setup is facilitated by the included Quick Start guide. For assistance, Motorola’s experienced, USA-based customer support specialists are available in both English and Spanish.


Smart Design

Boasting a sleek, compact design, this modem minimizes shelf space, enhances cooling, and prolongs product life while complementing any home or office setting. A two-year warranty and robust lightning and power surge protection safeguard your investment. Friendly, professional, USA-based technical support specialists are available via phone and web.


Key features:

  • Eliminate monthly cable modem rental fees, with typical savings of $156 per year for Xfinity customers (actual savings depend on your service provider)
  • 600+ Mbps maximum actual Internet download speed
  • GigE Ethernet port for high-speed wired connections to routers, computers, or other Internet-capable devices
  • Connect to any WiFi router of your choice for flexible Internet access by all your devices
  • Compatible with most cable providers, excluding Verizon, AT&T, CenturyLink, and other fiber optic, satellite, or DSL services
  • Fast Internet speed and easy setup with just 3 connections: power, coax cable, and Ethernet






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