20 Best Motorola Sb5120 Cable Modem [2024]

Are you looking for the best motorola sb5120 cable modem? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling motorola sb5120 cable modem.

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1 Motorola SURFboard SB5120 DOCSIS 2.0 Cable Modem - Non-Retail Packaging (Brown Box) Motorola SURFboard SB5120 DOCSIS 2.0 Cable Modem - Non-Retail Packaging (Brown Box)
2 Motorola SB5120 SURFboard Cable Modem Motorola SB5120 SURFboard Cable Modem
3 ARRIS / Motorola SURFboard SB5101U DOCSIS 2.0 Cable Modem ARRIS / Motorola SURFboard SB5101U DOCSIS 2.0 Cable Modem
4 Motorola MB8611 DOCSIS 3.1 Multi-Gig Cable Modem | Pairs with Any WiFi Router | Approved for Comcast... Motorola MB8611 DOCSIS 3.1 Multi-Gig Cable Modem | Pairs with Any WiFi Router | Approved for...
5 Motorola MG7700 Modem WiFi Router Combo with Power Boost | Approved by Comcast Xfinity, Cox and... Motorola MG7700 Modem WiFi Router Combo with Power Boost | Approved by Comcast Xfinity, Cox and...
6 MOTOROLA 16x4 Cable Modem, Model MB7420, 686 Mbps DOCSIS 3.0, Certified by Comcast XFINITY, Charter... MOTOROLA 16x4 Cable Modem, Model MB7420, 686 Mbps DOCSIS 3.0, Certified by Comcast XFINITY,...
7 ARRIS SURFboard SB6121 4x4 DOCSIS 3.0 Cable Modem -Retail Packaging-Black ARRIS SURFboard SB6121 4x4 DOCSIS 3.0 Cable Modem -Retail Packaging-Black
8 Motorola MT7711 24X8 Cable Modem/Router with Two Phone Ports, DOCSIS 3.0 Modem, and AC1900 Dual Band... Motorola MT7711 24X8 Cable Modem/Router with Two Phone Ports, DOCSIS 3.0 Modem, and AC1900 Dual...
9 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...
10 Motorola MB7420 Cable Modem + AC2600 Smart Wi-Fi Router | Approved for Comcast Xfinity, Cox, and... Motorola MB7420 Cable Modem + AC2600 Smart Wi-Fi Router | Approved for Comcast Xfinity, Cox, and...
11 MOTOROLA MG7540 16x4 Cable Modem Plus AC1600 Dual Band Wi-Fi Gigabit Router with DFS, 686 Mbps... MOTOROLA MG7540 16x4 Cable Modem Plus AC1600 Dual Band Wi-Fi Gigabit Router with DFS, 686 Mbps...
12 Motorola MG7550 Modem WiFi Router Combo with Power Boost | Approved by Comcast Xfinity, Cox, Charter... Motorola MG7550 Modem WiFi Router Combo with Power Boost | Approved by Comcast Xfinity, Cox,...
13 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)
14 Motorola MB8611 Cable Modem + AC2600 Smart Wi-Fi Router with Extended Range | Top Tier Internet... Motorola MB8611 Cable Modem + AC2600 Smart Wi-Fi Router with Extended Range | Top Tier Internet...
15 MOTOROLA 8x4 Cable Modem, Model MB7220, 343 Mbps DOCSIS 3.0, Certified by Comcast XFINITY, Time... MOTOROLA 8x4 Cable Modem, Model MB7220, 343 Mbps DOCSIS 3.0, Certified by Comcast XFINITY, Time...
16 Motorola MB8600 Cable Modem + AC2600 Smart Wi-Fi Router with Extended Range | Top Tier Internet... Motorola MB8600 Cable Modem + AC2600 Smart Wi-Fi Router with Extended Range | Top Tier Internet...
17 Motorola SBG6580 SURFboard eXtreme 3.0 Wireless Cable Modem Gateway - Latest Version Motorola SBG6580 SURFboard eXtreme 3.0 Wireless Cable Modem Gateway - Latest Version
18 Motorola MH7601 Advanced WiFi 6 Router + MB8600 Gigabit DOCSIS 3.1 Cable Modem - Bundle Motorola MH7601 Advanced WiFi 6 Router + MB8600 Gigabit DOCSIS 3.1 Cable Modem - Bundle
19 ARRIS / Motorola SURFboard Gateway SBG901 DOCSIS 2.0 Wireless G Cable Modem - Retail Packaging ARRIS / Motorola SURFboard Gateway SBG901 DOCSIS 2.0 Wireless G Cable Modem - Retail Packaging
20 Motorola MT7711 (24X8) Cable Modem-Two Phone Ports Router, DOCSIS 3.0 Modem, AC1900 Dual Band Wi-Fi... Motorola MT7711 (24X8) Cable Modem-Two Phone Ports Router, DOCSIS 3.0 Modem, AC1900 Dual Band...
Bestseller No. 1
Motorola SURFboard SB5120 DOCSIS 2.0 Cable Modem - Non-Retail Packaging (Brown Box)
  • Specially designed architecture-allows for future upgrades
  • Requires Cable Internet Service. Compatible with major U.S. Cable Providers.
  • 10/100 Ethernet port to connect with router or computer
  • Front-panel LEDs indicate status and simplify troubleshooting
  • When connected to a DOCSIS 2.0 or 3.0 cable network, capable of up to 38Mbps down and 30Mbps upstream Internet speeds
Bestseller No. 2
Motorola SB5120 SURFboard Cable Modem
  • Picture may not match actual product. Please contact Seller for more detailed pictures in the event of an unclear image.
  • SURFBOARD CABLE MODEM
  • Many of these parts and models are old; please contact the individual sellers if more details are needed.
Bestseller No. 3
ARRIS / Motorola SURFboard SB5101U DOCSIS 2.0 Cable Modem
  • Item is Modem Only. Requires Cable Internet Service. Compatible with major U.S. Cable Providers.
  • Internet download speeds up to 38 Mbps and upload speeds up to 30 Mbps based on your Cable provider service
  • Front-panel LEDs indicate status and simplify troubleshooting.Check with your internet service provider to determine modem compatibility
  • 10/100 Ethernet port to connect with router or computer
  • Specially designed architecture-allows for future upgrades
SaleBestseller No. 4
Motorola MB8611 DOCSIS 3.1 Multi-Gig Cable Modem | Pairs with Any WiFi Router | Approved for Comcast...
  • Ultra-fast DOCSIS 3.1 performance - Delivers true Gigabit-plus speeds. Supports fast internet plans with Comcast Xfinity, Cox, and Spectrum. Backward...
  • Pairs with any WiFi router - Seamlessly compatible with any WiFi router to connect all your devices. This cable modem does NOT have a built-in...
  • Multi-gigabit Ethernet speed - A 2.5 GB Ethernet port delivers true high-speed connectivity to even the fastest routers and computers, providing...
  • Fast streaming, conferencing, gaming - Applies Active Queue Management (AQM) for reduced Internet latency and better app performance, including online...
  • Extreme cost savings - Owning your own modem typically saves the home $168 per year in monthly rental charges. (Savings described is for Comcast...
SaleBestseller No. 5
Motorola MG7700 Modem WiFi Router Combo with Power Boost | Approved by Comcast Xfinity, Cox and...
  • Fast 24x8 DOCSIS 3.0 cable Modem Plus a built-in AC1900 Dual band (2.4GHz and 5GHz) Wi-Fi Gigabit Router with four Gigabit (GigE) Ethernet ports,...
  • Eliminate up to 156 dollars per year in cable Modem rental fees. (Savings are shown for Comcast Xfinity and vary by cable service provider.) certified...
  • Built-in high-speed router with AC1900 wireless and Power boost - Provides internet access for Wi-Fi devices including smartphones, notebooks,...
  • Wireless power boost for better speed and range - Adds high-performance Wi-Fi power amplifiers to boost the wireless signals to the legal limit,...
Bestseller No. 6
MOTOROLA 16x4 Cable Modem, Model MB7420, 686 Mbps DOCSIS 3.0, Certified by Comcast XFINITY, Charter...
  • This 16x4 DOCSIS 3.0 cable modem provides speeds up to 686 Mbps, sixteen times faster than DOCSIS 2.0. A Full-Band Capture digital tuner ensures a...
  • Cable modem's Ethernet port connects to a computer, HDTV, game station, or wireless router. (This Model MB7420 cable modem does NOT have a built-in...
  • Requires cable Internet service. Certified by Comcast XFINITY for residential speeds up to Extreme 300, by Comcast Business for speeds up to Deluxe...
  • Setup is fast and easy with a few quick steps set out in a Quick Start guide. Experienced USA-based customer support specialists are there to help if...
Bestseller No. 7
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. 8
Motorola MT7711 24X8 Cable Modem/Router with Two Phone Ports, DOCSIS 3.0 Modem, and AC1900 Dual Band...
  • THREE-IN-ONE CABLE MODEM, AC1900 ROUTER, AND XFINITY COMPATIBLE VOICE PORTS - Includes 24X8 DOCSIS 3. 0 cable modem, AC1900 Dual Band (2. 4GHz and...
  • REQUIRES COMCAST XFINITY INTERNET SERVICE. Approved by and for use with Comcast Xfinity and Xfinity X1. This product will not work with any other...
  • ELIMINATE UP TO 156 Dollars IN CABLE MODEM RENTAL FEES PER YEAR – Say goodbye to monthly rental fees and landline phone costs.
  • BUILT-IN HIGH-SPEED ROUTER WITH AC1900 WIRELESS AND POWER BOOST - provides Internet access for WiFi devices including smartphones, notebooks, tablets,...
  • WIRELESS POWER BOOST FOR BETTER SPEED AND RANGE - adds high-performance WiFi power amplifiers to boost the wireless signals to the legal limit, giving...
SaleBestseller No. 9
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. 10
Motorola MB7420 Cable Modem + AC2600 Smart Wi-Fi Router | Approved for Comcast Xfinity, Cox, and...
  • Why a separate modem and router: Get better control over your network, optimize router placement, and save money over the long term.
  • The Motorola AC2600 router provides a high-speed intelligent router link between all your WiFi and Ethernet devices and whatever Ethernet-capable...
  • Four external adjustable antennas provide concurrent 4X4 performance for both 5 GHz and 2.4 GHz connections. 802.11ac Wave 2 MU-MIMO technology...
  • This 16x4 DOCSIS 3.0 cable modem provides speeds up to 686 Mbps, sixteen times faster than DOCSIS 2.0. A Full-Band Capture digital tuner ensures a...
  • Expert, friendly support from the USA. 2 year warranty from Motorola, a company you trust.
Bestseller No. 11
MOTOROLA MG7540 16x4 Cable Modem Plus AC1600 Dual Band Wi-Fi Gigabit Router with DFS, 686 Mbps...
  • 16x4 DOCSIS 3.0 cable modem plus a built-in AC1600 Dual Band (2.4 GHz and 5 GHz) WiFi Gigabit Router with four Gigabit (GigE) Ethernet ports, a...
  • Requires cable Internet service. Approved by Comcast Xfinity and Xfinity X1, Cox, Charter Spectrum, BrightHouse, WOW., CableOne, RCN, Mediacom and...
  • Built-in high-speed Wi-Fi router with AC1600 Wi-Fi provides Internet access for Wi-Fi devices including smartphones, notebooks, tablets, game...
  • The router can work on WiFi DFS frequencies, unlike most routers, so it is much less vulnerable to WiFi interference from neighbors. AnyBeam...
  • Integrating the cable modem and router creates a reliable connection that reduces unwieldy wiring and power adapter clutter while conserving desk...
Bestseller No. 12
Motorola MG7550 Modem WiFi Router Combo with Power Boost | Approved by Comcast Xfinity, Cox, Charter...
  • 16x4 DOCSIS 3.0 cable modem plus a built-in AC1900 Dual Band (2.4 GHz and 5 GHz) WiFi Gigabit Router with four Gigabit (GigE) Ethernet ports, a...
  • Requires cable Internet service. Approved by and for use with Comcast Xfinity and Xfinity X1, Cox, Charter Spectrum, Time Warner Cable, Suddenlink,...
  • Built-in high-speed Wi-Fi router with AC1900 Wi-Fi, and Power Boost, and DFS provides Internet access for Wi-Fi devices including smartphones,...
  • Wireless Power Boost adds high-performance WiFi power amplifiers to boost the wireless signals to the legal limit, giving a significant boost in speed...
  • Integrating the cable modem and router creates a reliable connection that reduces unwieldy wiring and power adapter clutter while conserving desk...
Bestseller No. 13
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. 14
Motorola MB8611 Cable Modem + AC2600 Smart Wi-Fi Router with Extended Range | Top Tier Internet...
  • Why a separate modem and router? Get better control over your network, optimize router placement, and save money over the long term.
  • Ultra-fast DOCSIS 3.1 performance - supports the fastest cable modem services available for all multi-gigabit speed tiers, complete with fallback to...
  • The Motorola AC2600 router provides a high-speed intelligent router link between all your Wi-Fi and Ethernet devices and the MB8600 Cable Modem. The...
  • Faster Speeds while saving money - Eliminate up to 168 dollars per year in cable modem rental fees
  • Expert, friendly support from the USA. 2 year warranty from Motorola, a company you trust.
SaleBestseller No. 15
MOTOROLA 8x4 Cable Modem, Model MB7220, 343 Mbps DOCSIS 3.0, Certified by Comcast XFINITY, Time...
  • This 8x4 DOCSIS 3.0 cable modem provides speeds up to 343 Mbps, eight times faster than DOCSIS 2.0. A Full-Band Capture digital tuner ensures a...
  • Cable modem's Ethernet port connects to a computer, HDTV, game station, or wireless router. (This cable modem does not have a built-in wireless router...
  • Requires cable Internet service. Certified by Comcast XFINITY, Time Warner Cable, Cox, BrightHouse, and other leading cable service providers for...
  • Setup is fast and easy with a few quick steps set out in a Quick Start guide. Experienced USA-based customer support specialists are there to help if...
  • Attractive, compact design minimizes shelf space, improves cooling, and extends product life while looking great in any home or office. A two-year...
Bestseller No. 16
Motorola MB8600 Cable Modem + AC2600 Smart Wi-Fi Router with Extended Range | Top Tier Internet...
  • Why a separate modem and router: Get better control over your network, optimize router placement, and save money over the long term.
  • The Motorola AC2600 router provides a high-speed intelligent router link between all your Wi-Fi and Ethernet devices and the MB8600 Cable Modem. The...
  • Built-in DOCSIS 3.1 and DOCSIS 3.0 32x8 capabilities give top Internet speeds. Approved by Comcast Xfinity and Xfinity X1, Cox, and CableOne....
  • Faster Speeds while saving money - Eliminate up to 168 dollars per year in cable modem rental fees
  • Expert, friendly support from the USA. 2 year warranty from Motorola, a company you trust.
Bestseller No. 17
Motorola SBG6580 SURFboard eXtreme 3.0 Wireless Cable Modem Gateway - Latest Version
  • Download speeds up to 343 Mbps
  • 8 download and 4 upload channels
  • Compatible with Spectrum and Comcast Xfinity
  • Switchable 2.4/5.0 GHz Dual-band and 802.11n Wi-Fi
  • Includes a 4-Port Gigabit Ethernet Router
SaleBestseller No. 18
Motorola MH7601 Advanced WiFi 6 Router + MB8600 Gigabit DOCSIS 3.1 Cable Modem - Bundle
  • All in one powerful bundle – Get fast AX1800 speeds up to 1 Gigabit for over 100 devices with next-generation WiFi 6 technology.
  • DOCSIS 3.1 delivers true Gigabit-plus speeds. Supporting fast internet plans with Comcast Xfinity, Cox, and Spectrum.
  • Extreme cost savings - Owning your own modem saves the home up to $168 per year in monthly rental charges
  • The Wifi 6 Router delivers fast, reliable WiFi to all your devices for uninterrupted streaming, gaming, and video conferencing.
  • Get a fast simple setup, network management, parental controls, and security with the smart Motosync app
Bestseller No. 19
ARRIS / Motorola SURFboard Gateway SBG901 DOCSIS 2.0 Wireless G Cable Modem - Retail Packaging
  • Requires CABLE Internet Service, if not sure your provider is CABLE call them to confirm
  • Internet download speeds up to 38 Mbps and upload speeds up to 30 Mbps based on your Cable provider service
  • Wi-Fi Router - 802.11g (backwards compatible with 802.11b) and single 10/100 Eternet port
  • Front-panel LEDs indicate status and simplify troubleshooting
Bestseller No. 20
Motorola MT7711 (24X8) Cable Modem-Two Phone Ports Router, DOCSIS 3.0 Modem, AC1900 Dual Band Wi-Fi...
  • THREE-IN-ONE CABLE MODEM, AC1900 ROUTER, AND XFINITY COMPATIBLE VOICE PORTS - Includes 24X8 DOCSIS 3. 0 cable modem, AC1900 Dual Band (2. 4GHz and...
  • REQUIRES COMCAST XFINITY INTERNET SERVICE. Approved by and for use with Comcast Xfinity and Xfinity X1. This product will not work with any other...
  • ELIMINATE UP TO $156 IN CABLE MODEM RENTAL FEES PER YEAR – Say goodbye to monthly rental fees and landline phone costs.
  • BUILT-IN HIGH-SPEED ROUTER WITH AC1900 WIRELESS AND POWER BOOST - provides Internet access for WiFi devices including smartphones, notebooks, tablets,...
  • WIRELESS POWER BOOST FOR BETTER SPEED AND RANGE - adds high-performance WiFi power amplifiers to boost the wireless signals to the legal limit, giving...

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  3. Specifications: How powerful they are can be measured.
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FAQ:

Q: Which is the best cable modem?

A: – Write down your cable modem’s serial number and MAC address first. … – Return a rented cable modem to your ISP in person and get a receipt. … – Check the grade of any included Ethernet cable. Not all network cables are created equal, and sometimes the one that comes with hardware isn’t fast enough. …

Q: How to troubleshoot a Motorola surfboard cable modem?

A: If the power light is off or blinking,there’s a problem with the modem’s power supply. If the receiving light is off or blinking,your modem isn’t receiving data properly. If the sending light is off or blinking,your modem isn’t sending data properly.

Q: How to set up a Motorola surfboard modem?

A: Uptime: This is how long your modem has been powered on. CM Status: This is your Cable Modem status. A working cable modem should display OPERATIONAL. SNR (Signal to Noise Ratio): This is how much interference your signal has. The higher the reading the better,and it should be above 25-27. Power: This is a measurement of the incoming signal strength. …

Q: Is a cable modem the same as a wireless router?

A: While some will use the two words interchangeably, they are not the same thing. A modem brings internet service into the home, and the router delivers the internet to the devices in your home via WiFi or an Ethernet cable. In this article, we’ll discuss the difference between a modem and router, what each one does for your WiFi service, and how they work together to provide the best coverage.