Motorola SURFboard SB6121 Cable Modem (SB6121)
Motorola SURFboard SB6121 Cable Modem (SB6121)
One of the most widely deployed cable modems ever made. The Motorola SURFboard SB6121 is a DOCSIS modem built for residential cable subscribers who want fast, dependable data.
- Gigabit Ethernet port (10/100/1000 Base-T RJ-45)
- Works with Time Warner, Charter, Cox, Cablevision and more
- Requires cable internet service, so confirm with your provider first
- 1-year limited warranty
Best for cable subscribers who want to stop renting a modem.
Editor's note
Worth checking your provider before buying, since it is not compatible with FiOS, U-verse, or Comcast Xfinity anymore. For a supported cable plan it is a proven workhorse.
Price history
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Details
- Connectivity Technology
- Wired
- Compatible Devices
- Personal Computer, Router, Laptop
- Item Dimensions L x W x H
- 6.4"L x 2"W x 8.7"H
- Color
- Black
- Brand
- ARRIS
- Model Number
- SB6121
- Item Weight
- 1.52 Pounds
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