20 Best Motorola Surfboard Cable Modem Sb6121 [2024]

Are you looking for the best motorola surfboard cable modem sb6121? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling motorola surfboard cable modem sb6121.

We Recommended:

# Preview Product
1 Replacement 12V Modem Power Cord AC DC Adapter Charger for Comcast Xfinity Motorola Surfboard... Replacement 12V Modem Power Cord AC DC Adapter Charger for Comcast Xfinity Motorola Surfboard...
2 ARRIS SURFboard SB6121 4x4 DOCSIS 3.0 Cable Modem -Retail Packaging-Black ARRIS SURFboard SB6121 4x4 DOCSIS 3.0 Cable Modem -Retail Packaging-Black
3 T-Power 12v AC DC Adapter Compatible with Comcast Xfinity Motorola Surfboard SBG6700AC SBG6580... T-Power 12v AC DC Adapter Compatible with Comcast Xfinity Motorola Surfboard SBG6700AC SBG6580...
4 motorola Surfboard SB6121 Cable Modem (Renewed) motorola Surfboard SB6121 Cable Modem (Renewed)
5 ARRIS SURFboard SB6121 4x4 DOCSIS 3.0 Cable Modem (Renewed)-Black ARRIS SURFboard SB6121 4x4 DOCSIS 3.0 Cable Modem (Renewed)-Black
6 T-Power 12V (6.6ft) Ac Adapter Compatible with NETGEAR & Motorola Arris Surfboard DOCSIS Cable Modem... T-Power 12V (6.6ft) Ac Adapter Compatible with NETGEAR & Motorola Arris Surfboard DOCSIS Cable...
7 motorola Surfboard SB6121 Cable Modem motorola Surfboard SB6121 Cable Modem
8 Motorola Surfboard SB6141 DOCSIS 3.0 High-Speed Cable Modem- Black (OEM Brown Box) Motorola Surfboard SB6141 DOCSIS 3.0 High-Speed Cable Modem- Black (OEM Brown Box)
9 Generic Compatible Replacement AC Adapter Charger for Motorola Surfboard SB6121 SB6141 SB6180 Cable... Generic Compatible Replacement AC Adapter Charger for Motorola Surfboard SB6121 SB6141 SB6180...
10 12V AC Adapter Power Supply for Motorola Surfboard SB6141 SB6121 SB6120 SBG6580 SBG6580-2... 12V AC Adapter Power Supply for Motorola Surfboard SB6141 SB6121 SB6120 SBG6580 SBG6580-2...
11 TPLTECH Router Adapter Replacement for Comcast Xfinity Motorola/Arris Surfboard Netgear Asus TP-Link... TPLTECH Router Adapter Replacement for Comcast Xfinity Motorola/Arris Surfboard Netgear Asus...
12 AC DC Adapter Power Cord Charger Compatible with Motorola Surfboard SB6120 SB6121 SB6141 Cable Modem AC DC Adapter Power Cord Charger Compatible with Motorola Surfboard SB6120 SB6121 SB6141 Cable Modem
13 AC Adapter for Motorola Surfboard Sb6141 Sb6121 Sbg6580 Cable Modem Power Supply AC Adapter for Motorola Surfboard Sb6141 Sb6121 Sbg6580 Cable Modem Power Supply
14 Motorola SBG6580 Surfboard Extreme 3.0 Wireless Cable Modem Gateway - Latest Version (Renewed) Motorola SBG6580 Surfboard Extreme 3.0 Wireless Cable Modem Gateway - Latest Version (Renewed)
15 Ac Adapter for Motorola Surfboard SB6120 SB6121 SB6141 SB6180 SBG6580 SBG901 900 Cable Modem dta-100... Ac Adapter for Motorola Surfboard SB6120 SB6121 SB6141 SB6180 SBG6580 SBG901 900 Cable Modem...
16 AC Adapter for Motorola Surfboard SB6121 SB6141 SB6180 Cable Modem Power Supply AC Adapter for Motorola Surfboard SB6121 SB6141 SB6180 Cable Modem Power Supply
17 PwrON 6.6 FT 12V AC Adapter for Arris Surfboard Cable Modem SB6121 SB6141 SB6120 SB6180 SB6183... PwrON 6.6 FT 12V AC Adapter for Arris Surfboard Cable Modem SB6121 SB6141 SB6120 SB6180 SB6183...
18 SLLEA AC Adapter Power Supply Replacement for Motorola Surfboard SB6141 SB6121 SBG6580 Cable Modem SLLEA AC Adapter Power Supply Replacement for Motorola Surfboard SB6141 SB6121 SBG6580 Cable Modem
19 Antoble 6.5ft Cord AC Adapter for Motorola Surfboard SB6120 SB6121 SB6141 SB6180 SBG6580 SBG901 900... Antoble 6.5ft Cord AC Adapter for Motorola Surfboard SB6120 SB6121 SB6141 SB6180 SBG6580 SBG901...
20 New Ac Adapter for Motorola Surfboard SB6120 SB6121 SB6141 SB6180 SBG6580 SBG901 900 Cable Modem... New Ac Adapter for Motorola Surfboard SB6120 SB6121 SB6141 SB6180 SBG6580 SBG901 900 Cable Modem...
Bestseller No. 1
Replacement 12V Modem Power Cord AC DC Adapter Charger for Comcast Xfinity Motorola Surfboard...
  • You Will Get HIGH QUALITY 1 x 12V 2A 24W power supply with 6.6ft power cord, 1 x 5.5/2.1 DC female barrel connector to screw adapter.To meet more...
  • This 12V2A power adapter, suitable for Motorola ARRIS SURFboard SB6190 SB6183 Sb5100 ,Comcast Xfinity Motorola Surfboard ARRIS SURFboard SBG6700AC...
  • AC Adapter Input Voltage: 100-240V input 50/60HZ,; Output Voltage: 12V DC 2000 mA, 24 Watt max wattage. Adapt to 2.1mm * 5.5mm and 2.5mm * 5.5mm...
  • Safety Guarantee; This adapters was made with the highest quality materials.OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over...
  • More energy-saving and power-saving, saving of electricity bill than ordinary equipment. 24hours response, 30 days money back guarantee, If you...
Bestseller No. 2
ARRIS SURFboard SB6121 4x4 DOCSIS 3.0 Cable Modem -Retail Packaging-Black
  • Compatible with Time Warner Cable, Charter, Cox, Cablevision, and more
  • Not compatible with Verizon FiOS or AT&T U-verse, no longer approved by Comcast Xfinity
  • Requires Cable Iternet Service, if not sure your provider is CABLE call them to confirm
  • BROWN BOX models NOT VALID for this item when sold as New, should report to Amazon immediately and RETURN to Seller
  • Wired modem only, does NOT include WIFI Router or VOIP Telephone adapter. Gigabit Ethernet port to connect to computer or Router for fast downloads.
SaleBestseller No. 3
T-Power 12v AC DC Adapter Compatible with Comcast Xfinity Motorola Surfboard SBG6700AC SBG6580...
  • T-Power - manufactured with Brand-new Input Voltage Range: AC 100V - 240V (12V )
  • Compatible Models: Motorola ARRIS SURFboard SB6190 SB6183 Sb5100 ,Comcast Xfinity Motorola Surfboard ARRIS SURFboard SBG6700AC SBG6700-AC SBG6580...
  • Belkin Wireless Router N150 N300 N450 N600 N750; Netgear N150 N600 N300; ,, MOTOROLA 579765-003 2247-N8 ADSL 2,2+ Wireless-N Modem Gateway - Black ,,...
  • Motorola SB6120 Cable Modem SURFboard eXtreme SBG6580 SURFboard Wireless Cable Modem Gateway Ethernet SBG901 556315-005-00 SURFboard Gateway DOCSIS...
Bestseller No. 4
motorola Surfboard SB6121 Cable Modem (Renewed)
  • This refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning,...
Bestseller No. 5
ARRIS SURFboard SB6121 4x4 DOCSIS 3.0 Cable Modem (Renewed)-Black
  • This Certified Refurbished product is manufacturer refurbished, shows limited or no wear, and includes all original accessories plus a 90-day...
  • Requires CABLE Internet Service, if not sure your provider is CABLE call them to confirm. Does NOT work with Charter cable provider.
  • Compatible with MOST Major CABLE providers like Comcast/Xfinity, Cox, Time Warner, Mediacom, Bright House.
  • Wired modem only, does NOT include WIFI Router or VOIP Telephone adapter. Gigabit Ethernet port to connect to computer or Router for fast downloads.
  • Internet download speeds up to 172 Mbps and upload speeds up to 131 Mbps based on your Cable provider service. Good for streaming Video and gaming on...
Bestseller No. 6
T-Power 12V (6.6ft) Ac Adapter Compatible with NETGEAR & Motorola Arris Surfboard DOCSIS Cable Modem...
  • T-Power - manufactured with the highest quality materials , POWER SPECS : Input Voltage Range: AC 100V - 240V , Power: 12V 2A
  • Compatible Models: NETGEAR Nighthawk X4 R7500 R7000 C3000 EX6200 AC2350 AC1900 N300 FVS318 GS108 Smart Extender Router , NETGEAR CM400 CM500 CM600...
  • Motorola 16x4 Cable Modem, Model MB7420 , MB7420-10 , MB7420-10-W , Motorola Surfboard SB6120 SB6121 SB6141 SB6180 SBG6580 SBG901 900 Cable Modem...
  • AD898F20 PN: DSA-20P-10, 332-10011-01 , 332-10613-01 DSA-0151F-12 , Netgear DGN2200 N 300 Router, DSA-20P-10 332-10011-01 DSA-0151F-12 , NetGear...
  • U.S. Robotics USR3453C Courier 56K Business Modem ; USR4000 Call Director ; USR5686G Wireless Broadband Router DSL Cable Modem , Compatible With...
SaleBestseller No. 7
motorola Surfboard SB6121 Cable Modem
  • This refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning,...
Bestseller No. 8
Motorola Surfboard SB6141 DOCSIS 3.0 High-Speed Cable Modem- Black (OEM Brown Box)
  • 10/100/1000 Mbps Ethernet port to connect with router or computer
  • DOCSIS 3.0 certified, capable of up to 343 Mbps and upload speeds up to 131 Mbps based on Cable provider service
  • Compatible with all major CABLE providers like Comcast/Xfinity, Cox, Charter, Time Warner, Mediacom, Bright House. Call your ISP to verify...
  • Compatible with Windows, Macintosh and UNIX computers
  • Front-panel LEDs indicate status and simplify troubleshooting
Bestseller No. 9
Generic Compatible Replacement AC Adapter Charger for Motorola Surfboard SB6121 SB6141 SB6180 Cable...
  • High Quality Replacement Charger Part
  • Over Voltage and Current Protection
  • AC 110V-220V Wide International Travel Voltages Input
Bestseller No. 10
12V AC Adapter Power Supply for Motorola Surfboard SB6141 SB6121 SB6120 SBG6580 SBG6580-2...
  • HZPOWEN products are CE / FCC / RoHS certified, tested by the manufacturer to match and / or exceed the OEM specifications.
  • Compatible with Comcast Xfinity Motorola Surfboard ARRIS SURFboard SBG6700AC SBG6700-AC SBG6580 SBG6580-G228 (570763-006-00)
  • Compatible with Belkin Wireless Router N150 N300 N450 N600 N750; Netgear N150 N600 N300; Compatible with MOTOROLA 579765-003 2247-N8 ADSL 2/2+...
  • Compatible with Motorola SB6120 Cable Modem SURFboard eXtreme SBG6580 SURFboard Wireless Cable Modem Gateway Ethernet SBG901 556315-005-00 SURFboard...
  • WARRANTY: 30 Days Refund - 24 Months Exchange
Bestseller No. 11
TPLTECH Router Adapter Replacement for Comcast Xfinity Motorola/Arris Surfboard Netgear Asus TP-Link...
  • [Compatibility] 12V 2A DC Power Supply Adapter Compatible with Netgear, Linksys, Asus, Motorola, TP-Link, Motorola/Arris Surfboard Docsis Cable Modem...
  • [Parameters] Input:100-240V, Output:12V 2A. Intelligent Circuit Design Always Protect Devices and Charger from Over-Charged/Current/Voltage or Short...
  • [Package Included] 12V 2A 24W AC TO DC Adapter x 1. Different Plugs Meet More Choices to Small Digital Devices in Daily Life.
  • [Safety Certified] UL/CE/FCC/RoHS Certified. Build in Dynamic IC, Charger IC & Power Fuse for Short Circuit, Over Voltage Protection, Over Temperature...
  • [After-Sales] 30 days money back guarantee, 12-month warranty free replacement. Any question please e-mail us, We will reply back within 24h.
Bestseller No. 12
AC DC Adapter Power Cord Charger Compatible with Motorola Surfboard SB6120 SB6121 SB6141 Cable Modem
  • AC DC ADAPTER Power Cord Charger Compatible with Motorola Surfboard SB6120 SB6121 SB6141 Cable Modem
  • Input Voltage: 100~240VAC 50/60Hz, Worldwide Use; Output: DC
  • Brand New AC to DC Power Adapter
  • CE/FCC/RoHS certified; Short-circuit Protection, Over Voltage Protection, Over Heat Protection
  • Compatibility: This Power adapter will work with Motorola Surfboard SB6120 SB6121 SB6141 Cable Modem AC DC ADAPTER Power Cord
Bestseller No. 13
AC Adapter for Motorola Surfboard Sb6141 Sb6121 Sbg6580 Cable Modem Power Supply
  • Compatibility: This Power adapter will work with Motorola SURFboard Sb6141 Sb6121 Sbg6580 Cable Modem Power Supply
  • Input Voltage: 100~240VAC 50/60Hz, Worldwide Use Output: DC
  • Brand New AC to DC Power Adapter
  • Safe standard: FCC,CE, RoSH
  • Short-circuit Protection, Over Voltage Protection, Over Heat Protection
Bestseller No. 14
Motorola SBG6580 Surfboard Extreme 3.0 Wireless Cable Modem Gateway - Latest Version (Renewed)
  • Compatible with Comcast Xfinity, Time Warner Cable, Charter, Cox, Cablevision, and more. Call internet service provider if not listed here. Requires...
  • Not compatible with: Verizon, AT&T, or CenturyLink
  • Two-in-one DOCSIS 3.0 Cable Modem + N300 WiFi Router
  • Docsis 3.0 Modem with 8 DOWNLOAD and 4 UPLOAD Channels capable of 343 Mbps download and 131 Mbps.
Bestseller No. 15
Bestseller No. 16
AC Adapter for Motorola Surfboard SB6121 SB6141 SB6180 Cable Modem Power Supply
  • Brand New, High Quality Replacement AC Wall Power Charger Adapter
  • Input: AC 100-240V 50/60Hz Auto (Worldwide AC Input)
  • Over Voltage Protection, Over Heat Protection
  • 90 days money back guarantee. 1 year product WARRANTY. Shipping from USA!
  • Please contact us with any questions regard this product - we are here to help!
Bestseller No. 17
PwrON 6.6 FT 12V AC Adapter for Arris Surfboard Cable Modem SB6121 SB6141 SB6120 SB6180 SB6183...
  • AC Input: 100 ~ 240V 50~60Hz
  • DC Output: 12V 1000mA (750 mA compatible)
  • Cord Length: 6.6 FT/2 M
  • Industry Quality : Over Voltage Protection, Over Heat Protection
  • Compatible With Arris Modem SB5100, SB5101,SB5101U,SB5120; 2210-02
Bestseller No. 18
SLLEA AC Adapter Power Supply Replacement for Motorola Surfboard SB6141 SB6121 SBG6580 Cable Modem
  • CABLE LENGTH: TOTAL 4FT/1.2M.
  • SPECIFICATIONS: Input Voltage : AC 100-240V (Worldwide AC Input)
  • INDUSTRY QUALITY:100% Brand New Cables Are Tested BY Manufacture With High Quality.Approved by CE. Will not Cause a Fire,Safety USE !
  • WIDE COMPATIBILITY:AC Adapter Power Supply Replacement for Motorola SURFboard SB6141 SB6121 SBG6580 Cable Modem
Bestseller No. 19
Antoble 6.5ft Cord AC Adapter for Motorola Surfboard SB6120 SB6121 SB6141 SB6180 SBG6580 SBG901 900...
  • Antoble products are made with the highest quality materials tested by manufacturer to match and/or exceed specifications of OEM products.
  • Industry Quality : Over voltage protection, Over heat protection, CE.
  • Build in Dynamic IC, Charger IC & Power fuse for rapid charging and over charge protection.
  • Total cord length is extended to 6.5ft / 2M. Input : 100-240v ac 50/60Hz , Output : 2A (Perfect replacement for 2.0A,1.75A,1.5A,1.0A,0.75A,0.5A as...
  • Antoble product has a 30 day Money-Back Guarantee and a 1-year limited warranty.
Bestseller No. 20
New Ac Adapter for Motorola Surfboard SB6120 SB6121 SB6141 SB6180 SBG6580 SBG901 900 Cable Modem...
  • This is a brand new replacement AC Adapter Charger Power Supply For many modems.

Having trouble finding a great motorola surfboard cable modem sb6121?

This problem is well understood by us because we have gone through the entire motorola surfboard cable modem sb6121 research process ourselves, which is why we have put together a comprehensive list of the best motorola surfboard cable modem sb6121s available in the market today.

After hours of searching and using all the models on the market, we have found the best motorola surfboard cable modem sb6121 for 2023. See our ranking below!

How Do You Buy The Best Motorola Surfboard Cable Modem Sb6121?

Do you get stressed out thinking about shopping for a great motorola surfboard cable modem sb6121? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching motorola surfboard cable modem sb6121, which is why we have assembled a comprehensive list of the greatest motorola surfboard cable modem sb6121 available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for motorola surfboard cable modem sb6121 that you consider buying. Your questions might include the following:

  • Is it worth buying an motorola surfboard cable modem sb6121?
  • What benefits are there with buying an motorola surfboard cable modem sb6121?
  • What factors deserve consideration when shopping for an effective motorola surfboard cable modem sb6121?
  • Why is it crucial to invest in any motorola surfboard cable modem sb6121, much less the best one?
  • Which motorola surfboard cable modem sb6121 are good in the current market?
  • Where can you find information like this about motorola surfboard cable modem sb6121?

We’re convinced that you likely have far more questions than just these regarding motorola surfboard cable modem sb6121, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for motorola surfboard cable modem sb6121, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible motorola surfboard cable modem sb6121. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an motorola surfboard cable modem sb6121 buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available motorola surfboard cable modem sb6121 currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of motorola surfboard cable modem sb6121 has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an motorola surfboard cable modem sb6121?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your motorola surfboard cable modem sb6121.
  5. Customer Ratings: Number ratings grade motorola surfboard cable modem sb6121 objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their motorola surfboard cable modem sb6121.
  7. Product Quality: You don’t always get what you pay for with an motorola surfboard cable modem sb6121, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an motorola surfboard cable modem sb6121 is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining motorola surfboard cable modem sb6121 information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding motorola surfboard cable modem sb6121 is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

Related Post:

FAQ:

Q: Why choose sb6121 surfboard extreme cable modem?

A: Our easy-to-use SB6121 SURFboard eXtreme Cable Modem helps you deliver. Harnessing the power of DOCSIS 3.0, the SB6121 enables channel bonding of up to four downstream channels and four upstream channels-so you can offer your customers advanced multimedia services with data rates of more than 100 Mbps in each direction.

Q: What is the Motorola sb6121 surfboard DOCSIS 30 cable modem?

A: The Motorola SB6121 SURFboard DOCSIS 3.0 Cable Modem provides operators with an economic option for providing Ultra-Broadband services. This powerhouse modem competes on both price and function with four times the current maximum data throughput of around 160 Mbps.

Q: What is the best cable modem on the market?

A: Motorola’s SB6121 cable modem is one of the best cable modems available on the market right now, if not THE best. It is a full DOCSIS-3.0 modem, but also fully backwards compatible with DOCSIS 2.0 and all the way back to DOCSIS 1.0. In short, it should work on any cable system.

Q: What is the sb6121?

A: Harnessing the power of DOCSIS 3.0, the SB6121 enables channel bonding of up to four downstream channels and four upstream channels-so you can offer your customers advanced multimedia services with data rates of more than 100 Mbps in each direction. Strengthen your broadband leadership.