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Motorola SB5101U SURFboard DOCSIS 2.0 Cable Modem

Motorola SB5101U SURFboard DOCSIS 2.0 Cable Modem
Item# NU-631-229-0002-unit
$52.80

Product Description


Prepare to experience the Internet without limits and put the power of broadband to work for you with a Motorola cable modem!

Easy to use. The Motorola SURFboard Cable Modem (SB5101 Series) unlocks the potential of offering high-speed data service to consumers. Consumers can get their favorite Web sites quickly, download graphics with unbelievable ease, and enjoy real-time interactive PC gaming and expand console gaming with broadband Internet access from the modem market leader - Motorola.

The Motorola SB5101 Series cable modem is always on and always connected, enabling quick and easy downloading, working, shopping, gaming, and e-mailing.

Installation couldn't be simpler - just connect the coaxial cable to the SB5101 Series using an existing cable outlet, then connect the cable modem to a PC via either Ethernet or USB. Troubleshooting is a breeze, too, thanks to front-panel status indicator LEDs and an online diagnostics page.

Motorola cable modems provide a historically reliable platform. The SB5101 Series has an annualized field failure rate of less than 0.2%. With the power and speed of Motorola's SB5101 Series cable modem, easy and reliable high-speed Internet access is always at your fingertips.

  • Motorola SB5101U SURFboard DOCSIS 2.0 Cable Modem


  • General Features:
  • USB and 10/100Base-T Ethernet
  • F-connector, female, 75 ohm coaxial input
  • Data protocol: TCP/IP
  • Energy Star certified power adapter
  • Lead-free components (RoHS compliant)


  • Downstream:
  • Modulation: 64 or 256 QAM
  • Maximum Data Rate: DOCSIS < 38 Mbps
  • Bandwidth: 6 MHz
  • Symbol rate: 64 QAM 5.057 Msym/s, 256 QAM 5.361 Msym/s
  • Operating Level Range: -15 to +15 dBmV
  • Input impedance: 75 ohm


  • Upstream:
  • Modulation: 8, 16, 32, 64, 128 QAM or QPSK
  • Maximum Channel Rate: 30 Mbps
  • Bandwidth: 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
  • Operating Level Range:

    • A-TDMA: +8 to +54 dBmV (32 QAM, 64 QAM), +8 to +55 dBmV (8 QAM, 16 QAM),
    • S-CDMA: +5 to +58 dBmV (QPSK), +8 to 53 dBmV (all modulations)

  • Output Impedance: 75 ohms
  • Frequency range: DOCSIS 5 to 42 MHz (edge to edge)


  • Power Specifications:
  • 9W consumption


  • Unit Dimensions:
  • 6.2 x 2.3 x 6-inches (H x W x D)


  • Regulatory Approvals:
  • FCC
  • WEEE
  • RoHS compliant

  • Motorola SB5101U SURFboard DOCSIS 2.0 Cable Modem
  • AC power adapter
  • Ethernet cable
  • Installation CD-ROM
  • Install Sheet
  • Software License and Warranty Card