ARRIS / Motorola SurfBoard SB6121 DOCSIS 3.0 Cable Modem (Certified Refurbished)

Item SKU: 575319-029-RB
Brand: Arris
UPC: 612572210383
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SB6121 SURFboard DOCSIS 3.0 Cable Modem 10/100/1000Base-T Ethernet (RJ-45)

Motorola's easy-to-use SB6121 SURFboard DOCSIS 3.0 Cable Modem unlocks the power of high-speed data. Utilizing the power of DOCSIS 3.0, the SB6121 enables channel bonding of up to eight downstream channels and four upstream channels, which enables advanced multimedia services with data rates of over 300Mbps for received data and over 100Mbps when sending data.

With Motorola’s cable modems, high-speed Internet access is always at your fingertips – always on and always connected. The SB6121 is the ideal solution for the high-end residential user, the small home office owner, and the medium to large business enterprise.

Quality Commitment:

Our Motorola SB6121 modems have been tested, and factory refurbished in order to meet Motorola's strict product quality requirements. As an official Motorola distributor, we offer a 90-day warranty on the reliability, quality and performance of this modem.

We are dedicated to your satisfaction. Any inquiries will be answered by our customer support representative, located in Portland, Oregon.

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  • Product Information:

    Motorola SB6121 Factory Refurbished

    • Compatible with Windows, Macintosh, and UNIX computers
    • DOCSIS 3.0 Compatible, featuring:
    • Channel bonding of up to eight downstream channels and four upstream channels increasing data rates of over 300Mbps for received data and over 100Mbps when sending data
    • Supports IPv4 and IPv6 to expand network addressing capabilities
    • Enhanced security: supports AES traffic encryption
    • Enhanced network management
    • Ability to provision and manage IP multicast
    • GigE (RJ- 45) data port with Auto Negotiate and Auto MDIX
    • User-friendly online diagnostics
    • Optional Mid-Split support for cable plants that can utilize the advantages of a 5 - 85MHz upstream spectrum
    • The SB6121 includes an internal filter to eliminate potential interference from MoCA signals’ intermodulation beats
    Box Contents:
    • Motorola SB6121 modem
    • Power supply 12V 1.0 AMP
    • Cat5e Ethernet Cable
    • Regulatory Documentation
    Specifications:
    • Cable Interface     75ohm; F-connector
    • CPE Network Interface     10/100/1000 Base-T Ethernet (RJ-45)
    • Data Protocol     TCP/IP
    • Input Power
    • North America
    • Outside North America     
    • 105VAC to 125VAC, 60Hz
    • 100VAC to 240VAC, 50 to 60Hz
    Features:

    • Motorola's easy-to-use SB6121 SURFboard DOCSIS 3.0 Cable Modem unlocks the potential of offering innovative high-bandwidth data and multimedia services to customers.
    • Utilizing the power of DOCSIS 3.0, the SB6121 enables channel bonding of up to eight downstream channels and four upstream channels, which allows an operator to offer its customers advanced multimedia services with data rates of over 300 Mbps for received data and over 100 Mbps when sending data.
    • Data Protocol: TCP/IP
    • Input Power: North America 105 to 125 VAC, 60 Hz

    Downstream:
    • Modulation: 64 or 256 QAM
    • Capture Bandwidth: Dual 96 MHz Capture windows
    • Bandwidth: DOCSIS <= 48 MHz, EuroDOCSIS <= 64 MHz
    • Operating Level Range: -15 to 15 dBmV
    • Bonded Channel RF: Level Tolerance 10dBmV, Input Impedance 75 ohm (nominal)
    • Frequency Range: DOCSIS and EuroDOCSIS 108 to 1002 MHz (edge to edge)
    • Security: DOCSIS 3.0 Security (BPI+, EAE, SSD)
    • Network Management: SNMP v2 & v3
    • Provisioning: Supports IP addressing using IPv4 and/or IPv6 (dual stack)
    • MoCA Interference Rejection: 1 GHz Low Pass filter at tuners input

    Upstream:
    • Modulation: QPSK and 8, 16, 32, 64, 128 QAM
    • Channel Width: 200 kHz, 400 kHz, 800 kHz, 1.6 MHz, 3.2 MHz, 6.4 MHz
    • Symbol Rates: 160, 320, 640, 1280, 2560, 5120 ksym/s
    • Output Impedance: 75 ohm (nominal)
    • Frequency Range: DOCSIS 5-42 MHz (edge to edge), EuroDOCSIS and optional DOCSIS 5 to 65 MHz (edge to edge), Optional DOCSIS and EuroDOCIS 5-85 MHz

    Compatibility:
    • All major U.S. cable internet providers (Comcast, Xfinity, Time Warner, Cox, Charter, etc.)
    • PC: Windows Vista, 2000, XP or 7 or Linux with Ethernet connection (older versions of Windows, although not specifically supported, will work with this cable modem)
    • Macintosh: Power PC or later; OS 9 or higher, Ethernet connection
    • UNIX: Ethernet connection
    • Home Networking: Ethernet router or wireless access point.
    • Please understand that the Certified Refurbished SB6121 modems may have been previously set up on your Cable Internet Provider. We make the best effort to ensure the MAC ID is purged from that Provider as part of the refurbish process, BUT occasionally they are not. If you get one that can NOT be activated due to the MAC ID, then please call and Arris will gladly and quickly replace for you.
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  • Contact your own customs agency about importing questionable items.
 
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  • We will refund orders as soon as possible without notice, if the item oversold overnight and/or during the weekend, to ensure you receive your funds back as quickly as possible.
  • We accept returns within 14 days of when your order was placed.
  • Allow 2 business days after delivery for processing
  • Buyer must request return authorization from YarrLoot in order to qualify for a full refund.
  • Buyer is responsible for delivery confirmation (per Ebay’s policy); otherwise YarrLoot voids all responsibility if the item never arrives.
  • Buyers are responsible for return shipping. We do not provide prepaid, return shipping labels.
  • A full refund is given on items that are returned and still sealed/unopened from the packaging.
  • Re-stocking fees may apply, or denied refunds, if the item was opened/used/damaged upon return.
 
Exchanges:

  • We do not offer exchanges. Instead, return the item for a full refund within 14 days, and place a new order for the correct item. If you wish to save time, place the new order immediately and it will ship the next business day, and your return will be refunded later once we receive it.
  • Defective Items:
  • On a rare occasion, customers may receive a defective item. We offer worry free policy- Full refunds/replacements on 100% of all of our listings. Proof of defect is typically required.
 
Warranty:
  • Most of our items are covered by a manufacturer warranty. Warranties across different items can vary greatly. Please contact the manufacturer directly if you have question about a warranty, or wish to make a claim.
  • You may buy an additional warranty on select items we sell. You will be offered a warranty during checkout if one is available on that item.
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