If you have been searching for the best Sb6121, you probably have noticed that not all models have the same specifications, some can adapt better than others to different tasks. To help you choose the product you need, we have gathered 10 of the best Sb6121 from different categories on the market.

Best Sb6121

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Product Title
Rating

1
ARRIS (SB6190) - Cable Modem - Fast DOCSIS 3.0 32x8 Gigabit Cable Modem, For Comcast Xfinity, Cox, Spectrum and more, 1 Gbps Port, 800 Mbps Max Internet Speed, 2 Year Warranty - White
ARRIS (SB6190) - Cable Modem - Fast DOCSIS 3.0 32x8 Gigabit Cable Modem, For Comcast Xfinity, Cox, Spectrum and more, 1 Gbps Port, 800 Mbps Max Internet...
9.6
Amazon.com
2
Motorola SURFboard SB6121 Cable Modem (SB6121)
Motorola SURFboard SB6121 Cable Modem (SB6121)
9.5
Amazon.com
3
Replacement 12V Modem Power Cord AC DC Adapter Charger for Comcast Xfinity Motorola Surfboard SBG6700AC SBG6580 SB6120 SB6121 SB6141 SB6180 SBG6580, SB6183 Xfinity Router Eps6,Arris sbg6580 & More
Replacement 12V Modem Power Cord AC DC Adapter Charger for Comcast Xfinity Motorola Surfboard SBG6700AC SBG6580 SB6120 SB6121 SB6141 SB6180 SBG6580, SB6183...
9.3
Amazon.com
4
ARRIS (SB6190-RB) - Cable Modem - Fast DOCSIS 3.0 32x8 Gigabit Cable Modem, For Comcast Xfinity, Cox, Spectrum and more, 1 Gbps Port, 800 Mbps Max Internet Speed, 2 Year Warranty - Renewed
ARRIS (SB6190-RB) - Cable Modem - Fast DOCSIS 3.0 32x8 Gigabit Cable Modem, For Comcast Xfinity, Cox, Spectrum and more, 1 Gbps Port, 800 Mbps Max Internet...
8.7
Amazon.com
5
12V AC Adapter Power Supply for Motorola Surfboard SB6141 SB6121 Netgear/Belkin N150 N300 N450 N600 N750 Comcast Xfinity Linksys Velop TP-Link Arris Wireless Router Power Cord
12V AC Adapter Power Supply for Motorola Surfboard SB6141 SB6121 Netgear/Belkin N150 N300 N450 N600 N750 Comcast Xfinity Linksys Velop TP-Link Arris Wireless...
7.7
Amazon.com
6
ARRIS SURFboard SBG6900AC-RB DOCSIS 3.0 Cable Modem / AC1900 Wi-Fi Router (Renewed)
ARRIS SURFboard SBG6900AC-RB DOCSIS 3.0 Cable Modem / AC1900 Wi-Fi Router (Renewed)
7.6
Amazon.com
7
AC Adapter Charger for Arris NBS24G120200VU Surfboard SB8200 SB00DAD38200 DOCSIS 3.1 SB6190 SB00DXD6190 SBG10 SBG6580 SB6183 592431-003 SBV2402 SB6141 SB6121 SB6120 D3.0 Modem Power Supply Cord
AC Adapter Charger for Arris NBS24G120200VU Surfboard SB8200 SB00DAD38200 DOCSIS 3.1 SB6190 SB00DXD6190 SBG10 SBG6580 SB6183 592431-003 SBV2402 SB6141 SB6121...
7
Amazon.com
8
T POWER 12V 6.6ft Ac Adapter for NETGEAR & Motorola Arris Surfboard DOCSIS Cable Modem WiFi Router Power Supply Cord Charger
T POWER 12V 6.6ft Ac Adapter for NETGEAR & Motorola Arris Surfboard DOCSIS Cable Modem WiFi Router Power Supply Cord Charger
6.5
Amazon.com
Our system have put together a list of options that will meet the needs of different types of buyers, so whether it’s price performance or its particular use, we have got you covered for more information on the products we have included links in the list down below which are updated for the best prices.

More Details
Amazon.com

Features

Part Number SB6190
Model SB6190
Warranty 2 Year Limited Warranty
Color White
Is Adult Product
Release Date 2024-04-01T00:00:01Z
Size Max Download Speed: 1.4 Gbps
  • Power your home network with the SB6190 to deliver fast speeds and a reliable connection to the Internet. The SURFboard SB6190 is a DOCSIS 3.0 modem that's capable of download speeds up to 1.4 Gbps.
  • Get internet speeds up to 1.4 Gbps for downloads and 262 Mbps for uploads based on your cable ISP subscription.
  • Gigabit Ethernet port connects to your computer or router for fast downloads.
  • Stream HD video and games on multiple devices at the same time.
  • Download 32 channels and upload 8 channels to future proof your modem as your Cable ISP enhances service offerings.
Amazon.com

Features

Part Number SB6121
Model SB6121
Warranty 1 year
Color Black
Release Date 2013-06-01T00:00:01Z
Size Max Download Speed: 172 Mbps
Language English
  • 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.
Amazon.com

Features

Part Number DE-HUBJS-0106-1286
  • 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 requirements, we provide a female DC connector. You can easily screw the wire onto it without soldering. This will greatly expand its scope of application.
  • This 12V2A power adapter, suitable for 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.
  • 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 center positive electrode equipment. It is a perfect replacement for all 12V 0-2Amp power supplies.(Note: The applicable range is 12 volts and does not exceed 24 watts)
  • Safety Guarantee; This adapters was made with the highest quality materials.OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection)
  • More energy-saving and power-saving, saving of electricity bill than ordinary equipment. 24hours response, If you don’t like our product or don't want it, please feel free to contact us
Amazon.com

Features

Part Number SB6190-RB
Model SB6190
Warranty 1 Year Limited Warranty
Color White
Is Adult Product
Release Date 2024-04-01T00:00:01Z
Size Max Download Speed: 1.4 Gbps
  • Approved for Cox, Spectrum and Xfinity internet along with other US cable internet providers. Is NOT compatible with ATT, CenturyLink, Verizon, Froniter or other Fiber Optic, DSL or Satellite internet service providers.
  • Does NOT include Wi-Fi and Does NOT support cable digital voice service.
  • The SB6190 is a DOCSIS 3.0 cable modem capable of bonding up to 32 downstream and 8 upstream channels. It's best for internet speed plans up to 800 Mbps. Plus, when you purchase your modem, not only are you powering your home network with the latest technology, but you also save money on modem rental fees. Own your modem and start saving today!
  • 32 downstream x 8 upstream DOCSIS 3.0 bonded channels
  • 1 Gigabit Ethernet port for connecting to a Wi-Fi router or other device.
Amazon.com

Features

Model SB6141
  • 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+ Wireless-N Modem Gateway - Black // Sb5100, Sb5120, Sb5101, Sb5101u, Sb5101u, Sbg901, Sb6120, Sb6121, Sb6141, Sb6180, Sbg6580,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;
  • Compatible with 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
  • WARRANTY: 30 Days Refund - 24 Months Exchange
Amazon.com

Features

Part Number SBG6900AC-RB
Model SBG6900AC-RB
Warranty 90 Day Limited Warranty
Color White
Size Max Download Speed: 686 Mbps
  • 3 products in 1: Cable Modem, AC1900 Dual band WiFi and 4 Port Gigabit Router
  • Requires cable internet service. Compatible with major U.S. Cable Providers like Xfinity, Spectrum, Cox, Suddenlink, Mediacom, etc. Not compatible with ATT, Verizon or CenturyLink.
  • 16 DOWNLOAD & 4 UPLOAD channels to maximize your Cable ISP service offerings. . Recommended for plans of 300 Mbps and below
  • AC1900 2.4/5.0 GHz Dual-band Concurrent Wi-Fi Router with 4 Gigabit Ethernet ports. Wi-Fi beamforming – max coverage and performance
  • 90 Day Warranty. ARRIS Certified Refurbished. US Technical support
Amazon.com

Features

Model ADS-25FP-12
Warranty 1 Year Manufacturer
  • For Arris NBS24G120200VU SURFboard SB8200 SB00DAD38200 DOCSIS 3.1 SB6190 SB00DXD6190 SBG10 SBG6580 SB6183 592431-003 SBV2402 SB6141 SB6121 SB6120 D3.0 Modem Power Supply Cord
  • CONNECTOR OPTIONS: Features multiple connector tips including 2.5x0.7mm, 3.0x1.1mm, 3.5x1.35mm, 4.0x1.7mm, 4.8x1.7mm, and 5.5x2.1mm (Compatible With 5.5*2.5mm)
  • Universal AC/DC power adapter works with input voltage of 100-240V; Total length: 5-feet AC to DC Power Adapter Charger cable
  • This AC DC Adapter Use High quality IC version, Overvoltage, Overcurrent, Short circuit, and Overheating Protection
  • Package Include: 1 x AC DC Adapter + 8 Connector Tips
Amazon.com

Features

Part Number TP-Fo5-UTC
Model TP-Fo5-UTC
Warranty 1 year manufacturer
  • 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 16x4 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;