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Motorola sb6121 in Computers For Sale

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$100.00   1 day ago
Motorola sb6121 modem Netgear n750 router - $100 (Ukiah)

Motorola surfboard modem sb6121 and netgear Wi-Fi router n750 both work perfect for Comcast users. Just changed to dish and don't need it. 100obo for both

$35.00   1 week ago
MOTOROLA SURFBOARD SB6121 DOCSIS 3.0 MODEM, FOR COMCAST, TIME WARNER, - $35 (Tucson)

WORKING MODEM SURFBOARD SB6121WITH POWER CABLE AND ETHERNET CABLEMOTOROLA SURFBOARD SB6121 DOCSIS 3.0 MODEM, FOR COMCAST, TIME WARNER, COX, CHARTERDescriptionThe Motorola SURFboard SB6121 is a cable modem intended for external use in computer systems. Dimensions for the unit are 1.7 inches wide by 5.2 inches deep by 5.2 inches high. Gigabit Ethernet is the interface type for the wired Motorola mod

$40.00   2 weeks ago
Like new Motorola Arris SB6121 Surfboard Modem - $40 (Arcata)

Like new, Motorola ARRIS SB6121 Modem. DOCSIS 3.0, IPv6, is compatible with Suddenlink and most other cable providers. I am including a 3 way splitter and cable as well. Please call or text $40 OBO, I need to sell ASAP.I will deliver if you pitch for gas.

$20.00   2 weeks ago
MOTOROLA SB6121 DOCSIS 3.0 CABLE MODEM - $20 (Sarasota)

Here is a motorola sb6121 docsis 3.0 cable modem. Works great with frontier/verizon high speed internet service

$20.00   1 month ago
Motorola Arris Cable Modem SB6121 - $20 (Summit)

DOCSIS 3.0 modem was in use on Comcast. Excellent condition. With power adapter. In box.

$10.00   1 month ago
Motorola SURFboard Modem (#SB6121) - $10 (Fargo, ND)

Selling a Motorola SURFboard DOCSIS 3.0 Modem (#SB6121). Was purchased new from best buy about a year ago. Haven't had any issues with it or experienced any downtime. Reason for selling is that this modem is not approved with Midcontinent and was required to upgrade. Original box and manuals are included as well as modem and power cable. asking $10 cashif interested, have any general questions, or

$39.00   2 months ago
Motorola SURFboard SB6121 DOCSIS 3.0 Cable Modem Works Properly - $39 (NORTH EAST)

Motorola SURFboard SB6121 DOCSIS 3.0 Cable Modem, WORKING WITH POWER SUPPLY AND ETHERNET CABLE, COMPATIBLE WITH COX, COMCAST/INFINITY, BRIGHT HOUSE, .Most importantly, it helped remove that silly $19 cable modem rental fee charged by my cable company. If you still rent your modem, I highly recommend purchasing this one as it will pay for itself in just a couple months. Compatible with MOST Major C

$20.00   2 months ago
Motorola Arris Cable Modem SB6121 - $20 (Summit)

DOCSIS 3.0 modem was in use on Comcast. Excellent condition. With power adapter. In box.

$30.00   2 months ago
NEW Motorola / Arris SURFboard Cable Modem 200 Series, Model SB6121 - $30 (Reno)

NEW Motorola / Arris SURFboard Cable Modem 200 Series, Model SB6121This new. 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). Requi

$22.00   2 months ago
Motorola Arris SB6121 SURFboard DOCSIS 3.0 High-Speed Cable Modem - $22 (wilmot / i10)

Motorola Arris SB6121 SURFboard DOCSIS 3.0 High-Speed Cable Modem in boxCALL OR TEXT AT

$25.00   4 months ago
Arris Motorola SURFboard Modem SB6121 DOCSIS 3.0 - $25 (Niceville)

Used, but still have original box and paperwork.This modem only supports internet speeds upto 172mb. Before purchasing, be sure to check with your cable provider on the compatibility of this modem.

$28.00   4 months ago
Motorola Arris SB6121 SURFboard DOCSIS 3.0 High-Speed Cable Modem - $28 (wilmot / i10)

Motorola Arris SB6121 SURFboard DOCSIS 3.0 High-Speed Cable Modem in boxCALL OR TEXT AT

$35.00   5 months ago
Arris Motorola SURFboard DOCSIS 3.0 Cable Modem Arris SB6121 - $35 (milton)

You are viewing a Motorola Arris SB6121 SURFboard DOCSIS 3.0 Cable Modem 200 Series.Stop renting, own your modemDOCSIS 3.0 Cable Modem4 download and 4 upload channelsCompatible with major U.S. Broadband Cable Providers

$15.00   5 months ago
Motorola SURFboard Modem (#SB6121) - $15 (Fargo, ND)

Selling a Motorola SURFboard DOCSIS 3.0 Modem (#SB6121). Was purchased new from best buy about a year ago. Haven't had any issues with it or experienced any downtime. Reason for selling is that this modem is not approved with Midcontinent and was required to upgrade. Original box and manuals are included as well as modem and power cable. asking $15 cashif interested, have any general questions, or

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

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

$25.00   6 months 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.

$20.00   7 months ago
Motorola SB6121 Cable Modem - $20 (Turners Falls)

SB6121 DOCSIS 3.0Power SupplyInstall DiscUsed for 6 months

$30.00   7 months 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   9 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

$25.00   9 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.


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Last Updated on: May 27, 2017
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