10 Best arris model sb6121 Reviews in 2022

1. ARRIS SURFboard SB6121 4×4 DOCSIS 3.0 Cable Modem (Renewed)-Black

Features :

  • This Certified Refurbished product is manufacturer refurbished, shows limited or no wear, and includes all original accessories plus a 90-day warranty. IMPORTANT NOTEL: A few units might show the brand as Motorola (and not Arris) as Arris had acquired Motorola for 2 years; hence it will be the same product and the same model
  • 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 multiple devices at a time.

Additional Info :

Color Black
Item Dimensions
Height 8.7
Width 6.4
Length 2
Weight 1.2

2. ARRIS SURFboard SB6121 4×4 DOCSIS 3.0 Cable Modem -Retail Packaging-Black

Features :

  • 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.
  • Internet speeds based on your Cable providers service – up to 172 Mbps download and 131 Mbps upload. 4 Download and 4 Upload Channels.

Additional Info :

Color Black
Item Dimensions
Height 8.7
Width 6.4
Length 2
Weight 0.45
Release Date 2013-06-01T00:00:01Z

3. T-Power 12v AC DC Adapter Compatible with Comcast Xfinity Motorola Surfboard SBG6700AC SBG6580 SB6120 SB6121 SB6141 SB6180 Sbg6580, SB6183 SBG6782 SBG6782-AC SBG901 900 Cable Modem dta-100

Features :

  • 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 SBG6580-G228 (570763-006-00) Comcast Xfinity 570406-002-00 DCX3200,A285,011 COMCAST MR150CNM , ARRIS F,G NO:588173-003-00 DCX3200 C385,011 MR150CNM DOCSIS ,, SBG6580 SBG6580-G228 (570763-006-00) ,, SB6120 SB6121 SB6141 SB6180 SBG901 900 Cable Modem dta-100 , DCT-700 PN# 503913-007 Model: MT-20-21120-A04F
  • 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 ,, Sb5100, Sb5120, Sb5101, Sb5101u, Sb5101u, Sbg901, Sb6120, Sb6121, Sb6141, Sb6180, Sbg6580, SB6183 SBG6782 SBG6782-AC , Sbg901, 900 Cable Modem Dta-100, Dct-700, 503913-007, Mt-20-21120-a04f , Netgear N150 N600 N300 , U.s. Robotics Usr3453c Usr5686g ; SB5101U 567005-005-00 SURFboard Cable Modem USB and Ethernet ;
  • Motorola SB6120 Cable Modem SURFboard eXtreme SBG6580 SURFboard Wireless Cable Modem Gateway Ethernet SBG901 556315-005-00 SURFboard Gateway DOCSIS 2.0 Wireless Cable Modem , NETGEAR DGN2000-100NAS DGND3300-100NAS DGND3700 MBR624GU 3G Mobile Broadband Wireless Router N150 DGN1000-100NAS Wireless ADSL2 plus Modem Router N600 WNDR3400 WNDR3700-100NAS Dual B

Additional Info :

Item Dimensions
Height 1.25
Width 1.75
Length 3.25
Weight 0.00661386786

4. TPLTECH Router Adapter Replacement for Comcast Xfinity Motorola/Arris Surfboard Netgear Asus TP-Link Docsis Cable Modem WiFi Wireless Router UL Listed 6.7Ft Power Supply Cord

Features :

  • 12V 2A Router DC Power Supply Adapter, Would Work with Most Router, Compatible with Netgear, Linksys, Asus, Motorola, TP-Link, Motorola/Arris Surfboard Docsis Cable Modem Wife Router, Switch Etc.
  • The Detailed Model Please Refer to the Compatibility List
  • Input:100-240V; Output:12V 2A. Intelligent Circuit Design Always Protect Devices and Charger from Over-Charged/Current/Voltage or Short Circuit.
  • TPLtech Products Have 30 Days Money Back Guarantee and Up to 1 Year Warranty Period; UL / CE / FCC Certified. Extra Long 6.6Ft Cable Cord

Additional Info :

Item Dimensions
Weight 0.19

5. ARRIS SURFboard SB6190 DOCSIS 3.0 Cable Modem, Approved for Cox, Spectrum, Xfinity & others (Black), 800 Mbps Internet Plan

Features :

  • Compatible with major U.S. Cable Internet Providers including Cox, Spectrum, Xfinity & others. Not compatible with ATT, Verizon, CenturyLink or other DSL or Fiber internet providers.
  • DOCSIS 3.0 Cable Modem best for cable internet speed plans up to 800 Mbps. Easily setup your modem with the SURFboard Central app
  • 32 downstream x 8 upstream DOCSIS 3.0 bonded channels
  • 1 Gigabit Ethernet port for connecting to a Wi-Fi router or other device.
  • Cable internet service required. Does not inlcude Wi-Fi and does not support cable digital voice service.

Additional Info :

Color Black
Item Dimensions
Height 6.11
Width 4.5
Length 7.15
Weight 1
Release Date 2019-01-30T00:00:01Z

6. ARRIS SURFboard SB8200 DOCSIS 3.1 Gigabit Cable Modem | Approved for Cox, Xfinity, Spectrum & others | White , Max Internet Speed Plan 1000 Mbps

Features :

  • DOCSIS 3 1 Cable Modem best for cable internet speed plans up to 2 Gbps. Note, a 2nd IP address is required from your cable internet provider to reach 2 Gbps.
  • 32 downstream x 8 upstream DOCSIS 3 0 bonded channels, 2 downstream x 2 upstream OFDM DOCSIS 3 1 channels
  • Two 1-Gigabit Ethernet ports
  • Not compatible with ATT, Verizon, CenturyLink or other DSL or Fiber internet providers
  • Cable internet service required; Does not inlcude Wi-Fi and does not support cable digital voice service

Additional Info :

Color White
Item Dimensions
Height 5
Width 2
Length 5
Release Date 2017-02-24T00:00:01Z

7. T-Power 12V (6.6ft) Ac Adapter Compatible with NETGEAR & Motorola Arris Surfboard DOCSIS Cable Modem WiFi Router Power Supply Cord Charger

Features :

  • 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 CM700 DOCSIS 3.0 Cable Modem
  • Motorola 16×4 Cable Modem, Model MB7420 , MB7420-10 , MB7420-10-W , Motorola Surfboard SB6120 SB6121 SB6141 SB6180 SBG6580 SBG901 900 Cable Modem dta-100 DCT-700 PN# 503913-007 Model: MT-20-21120-A04F
  • 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 8-Port 10,100 Switch (FS108)
  • U.S. Robotics USR3453C Courier 56K Business Modem ; USR4000 Call Director ; USR5686G Wireless Broadband Router DSL Cable Modem , Compatible With Belkin Wireless Router N150 N300 N450 N600 N750; Netgear N150 N600 N300;

Additional Info :

Item Dimensions
Height 1.25
Width 1.75
Length 3.25
Weight 0.25

8. Motorola MB8611 DOCSIS 3.1 Multi-Gig Cable Modem | Pairs with Any WiFi Router | Approved for Comcast Xfinity, Cox Gigablast, Spectrum | 2.5 Gbps Port | 2500 Mbps Max Internet Speeds

Features :

  • Ultra-fast DOCSIS 3.1 performance – Delivers true Gigabit-plus speeds. Supports fast internet plans with Comcast Xfinity, Cox, and Spectrum. Backward compatible with 32×8 DOCSIS 3.0.
  • 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 wireless router or telephone call capability.
  • Multi-gigabit Ethernet speed – A 2.5 GB Ethernet port delivers true high-speed connectivity to even the fastest routers and computers, providing downstream speeds just below 2,500 Mbps and upstream speeds up to 800 Mbps when supported by your internet service plan.
  • Fast streaming, conferencing, gaming – Applies Active Queue Management (AQM) for reduced Internet latency and better app performance, including online gaming, conferencing, and streaming.
  • Extreme cost savings – Owning your own modem typically saves the home $168 per year in monthly rental charges. (Savings described is for Comcast Xfinity and vary by service provider.)
  • Built for reliability – Motorola is a worldwide leader in technology people depend on. Comes with a 2-year warranty and free support from our team of USA technicians.

Additional Info :

Color Black
Item Dimensions
Height 7.88
Width 7.25
Length 0
Weight 0.06875

9. ARRIS Surfboard S33 DOCSIS 3.1 Multi-Gigabit Cable Modem | Pairs with Any Wi-Fi Router | 2.5 Gbps Ethernet Port | Approved for Cox, Xifinity, Spectrum & Others | Internet Speed Plans up to 2500 Mbps

Features :

  • MULTI-GIG NETWORKING: The SURFboard S33 features a 2.5 Gbps Ethernet port plus an additional 1 Gbps Ethernet port for a 2nd network
  • Cable internet service required. Does NOT include Wi-Fi and does not support cable digital voice service.
  • DOCSIS 3.1 Cable Modem approved for cable internet speed plans up to 1.2 Gbps
  • 32 downstream x 8 upstream DOCSIS 3.0 bonded channels, 2 downstream x 2 upstream OFDM DOCSIS 3 1 channels
  • Connects to any existing Wi-Fi router for blazing-fast internet.
  • Compatible with major U.S. Cable Internet Providers including Cox, Spectrum, Xfinity & others.ice.
  • Stop renting your modem and save on monthly modem rental fees!
  • Sleek new, modern design fits nicely into home or office
  • Not compatible with ATT, Verizon, CenturyLink or other DSL or Fiber internet providers

Additional Info :

Item Dimensions
Height 4.74
Width 1.8
Length 5.14
Weight 0.9
Release Date 2020-11-10T00:00:01Z

10. ARRIS SURFboard T25 DOCSIS 3.1 Gigabit Cable Modem | Certified for Xfinity Internet & Voice (Black) for plans up to 1000 Mbps

Features :

  • Certified to work with Xfinity internet & voice service Not certified for use with other cable internet service providers
  • DOCSIS 3 1 Cable Modem with 32 downstream x 8 upstream DOCSIS 3 0 channels, 2 downstream x 2 upstream OFDM DOCSIS 3 1 channels. Compatibility-Comcast Xfinity
  • Two 1-Gigabit Ethernet ports and 2 Telephony ports for Xfinity digital voice service
  • Best for Xfinity internet speed plans up to 1 Gbps
  • Xfinity internet service required. Does NOT include Wi-Fi Router

Additional Info :

Color Black
Item Dimensions
Weight 1.7
Release Date 2019-10-20T00:00:01Z

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Negative Ratings:

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Final Word

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