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Sb6121 in Computers For Sale

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$25.00   5 days ago
Motorola Surfboard SB6121 modem - $25 (Camillus, NY)

This is a DOCSIS 3.0 modem. Worked perfectly for myself for 2 years.

$40.00   2 weeks ago
Arris Surfboard Modem SB6121 - $40 (Ojai)

Wired modem only, does NOT include WIFI Router or VOIP Telephone adapter. Gigabit Ethernet port to connect to computer or Router for fast downloads.Compatible with Comcast, Time Warner, Cox, Charter, Bright House Networks and MOST Small Regional Cable Providers (NOT compatible with Verizon FiOS or AT&T U-verse). Requires CABLE Internet Service, if not sure your provider is CABLE call them to c

$25.00   3 weeks ago
Arris Motorola SURFboard Modem SB6121 DOCSIS 3.0 - $25 (Niceville)

Used, but still have original box and paperwork. Upgraded to a newer modem. Works great, though.

$15.00   1 month ago
SB6121 Cable Modem Xfinity Comcast - $15 (Morgantown / Fairmont)

Like new cable modem for xfinity comcast service

$40.00   1 month ago
Arris Surfboard Modem SB6121 - $40 (Ojai)

Wired modem only, does NOT include WIFI Router or VOIP Telephone adapter. Gigabit Ethernet port to connect to computer or Router for fast downloads.Compatible with Comcast, Time Warner, Cox, Charter, Bright House Networks and MOST Small Regional Cable Providers (NOT compatible with Verizon FiOS or AT&T U-verse). Requires CABLE Internet Service, if not sure your provider is CABLE call them to confi

$20.00   1 month ago
Motorola SB6121 Cable Modem - $20 (Turners Falls)

SB6121 DOCSIS 3.0Power SupplyInstall DiscUsed for 6 months

$30.00   1 month ago
Motorola Surfboard SB6121 - $30 (Pooler)

Awesome cable modem, works great!Changed up my whole system so I'm getting rid of it. Get fast internet speeds!$30... EMAIL if interested.

$45.00   3 months ago
NIB Motorola SURFboard eXtreme Cable Modem SB6121 - $45 (Sparks/Reno)

this is a Brand New in Box Motorola SURFboard eXtreme Cable Modem SB6121it features:Compatible with ALL Major CABLE providers (Except AT&T U-Verse)DOCSIS 3.0 CertifiedBackward Compatible to DOCSIS 2.0Capable of Downloading up to 4 times faster than DOCSIS 2.0 broadband cable modemsInternet speeds based on your Cable provider service - up to 172 Mbps download and up to 131 Mbps uploadEnables advanc

$50.00   3 months ago
SurfBoard SB6121 with Linksys Wireless-N router E1550 - $50

This modem works great. I switched to fiber so that I let go this one. Specs can be found here: https://www.amazon.com/SURFboard-SB6121-DOCSIS-Retail-Packaging/dp/B004XC6GJ0/ref=sr_1_1?s=pc&ie=UTF8&qid=1468978162&sr=1-1&keywords=sb6121Comes with the power cord and ethernet cable.Sells brand new for more than $70. Purchase for less than half price!I also sell my Linksys Wireless-N E1550 Router to g

$25.00   3 months ago
Motorola Surfboard SB6121 Modem - $25 (Mchenry, IL.)

Motorola Surfboard SB6121 Modem that comes with the power cord and ethernet cable that is ready to plug right into your computer. For more information please call thanks.

$25.00   3 months ago
Motorola Surfboard SB6121 Modem - $25 (Mchenry, IL.)

Motorola Surfboard SB6121 Modem that comes with the power cord and ethernet cable that is ready to plug right into your computer. For more information please call thanks.

$20.00   4 months ago
MOTOROLA SB6121 CABLE MODEM - $20 (Peoria, IL)

Great condition motorola cable modem about 1.5 years old. Works great with comcast internet and allows for higher speeds. We switched to ITV3 so no need for it any more.

$20.00   4 months ago
Motorola Modem DOCSIS 3.0 SB6121 for Comcast Internet - $20 (Hamden)

Quite new Motorola can be used with Comcast and other Internet Provider. DOCSIS 3.0 is the high speed one for Comcast. Power Supply cord is included.I got another one by mistake so this is for you to grasp. Save you some money to purchase new one.

$45.00   4 months ago
NIB Motorola SURFboard eXtreme Cable Modem SB6121 - $45 (Sparks/Reno)

this is a Brand New in Box Motorola SURFboard eXtreme Cable Modem SB6121it features:Compatible with ALL Major CABLE providers (Except AT&T U-Verse)DOCSIS 3.0 CertifiedBackward Compatible to DOCSIS 2.0Capable of Downloading up to 4 times faster than DOCSIS 2.0 broadband cable modemsInternet speeds based on your Cable provider service - up to 172 Mbps download and up to 131 Mbps uploadEnables advanc

$60.00   4 months ago
Sb6121 Motorola SURFboard eXtreme cable modem - $60 (Paso Robles)

Selling brand new cable modem, bought it but don't need it afterall.asking 60$ BRAND NEW!!

Contact Us   4 months ago
Motorola ARRIS SURFboard sb6121

BRAND NEWWired modem only - Does not include Router, Wifi, VOIP, television, or telephone supportRequires CABLE Internet Service, if not sure your provider is CABLE call them to confirmCompatible with ALL Major CABLE providers like Comcast/Xfinity, Cox, Charter, Time Warner, Mediacom, Bright House. Is not compatible with Verizon FiOS or AT&T U-verseInternet speeds based on your Cable provider serv

$40.00   4 months ago
Motorla Cable modem Surfboard SB6121 - $40 (Coos bay)

Motorola Cable Modem in great useful condition. Asking $40 OBO. Feel free to call or text

$35.00   4 months ago
SURFboard SB6121 cable modem - $35 < image 1 of 3 > (google map)

Brand new modem. Never used. Cost $120. Price $35

$40.00   5 months ago
ARRIS SURFboard SB6121 DOCSIS 3.0 Cable Modem - $40 (Panama City)

Please contact me through Craigslist and leave me a phone number.**********I DO NOT REPLY TO EMAILS WITHOUT A PHONE NUMBER DUE TO SPAMMERS**********...............Thank you.I purchased this about a year ago for $70.00 I upgraded to a WiFi Modem and don't need this one anymore. Work's like new! Comes with power cable and Cat5 cable.Wired modem only, does NOT include WIFI Router or VOIP Telephone ad

$50.00   6 months ago
Motorla Cable modem Surfboard SB6121 - $50 (Coos bay) hide this posting restore this posting

Motorola Cable Modem in great useful condition. Asking $50 OBO. Feel free to call or text


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Last Updated on: December 11, 2016
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