ARRIS - SURFboard DOCSIS 3.0 High-Speed Cable Modem - Silver

This ARRIS SURFboard SB6141 DOCSIS 3.0 high-speed cable modem delivers 8-channel downstream data speeds up to 343.1 Mbps for fast Internet connection. The internal filter helps minimize interference for enhanced performance.

Networking Buying Guide
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

On Sale
Save $9 (Reg. $79.99)
Free Shipping on Orders $35 and Up

No minimum for My Best Buy® Elite and Elite Plus members. Minimum purchase of $35 on eligible products required. Excludes select digital items, scheduled delivery items and items displaying "In Store Only" message.Learn more

Open-Box from
Build a Bundle
Cardholder Offers

    What's Included

    • SURFboard DOCSIS 3.0 High-Speed Cable Modem
    • Owner's manual

    Ratings & Reviews

    Overall Customer Rating:
    97% of customers would recommend this product to a friend (5177 out of 5350)

    (4001 Reviews)
    (1108 Reviews)
    (139 Reviews)
    (38 Reviews)
    (64 Reviews)

    Product Features

    Ethernet connectivity

    For compatibility with PC, Mac, Linux, UNIX and most home networking applications.

    No telephone lines needed

    So the modem is always on and always connected.

    10/100/1000Base-T Ethernet

    For blazing-fast speed. GigE RJ-45 data port with Auto Negotiate and Auto MDIX for enhanced operation.

    8-channel downstream data speeds up to 343.1 Mbps

    Along with single-channel downstream data speeds up to 42.9 Mbps and 4-channel upstream data speeds up to 131.1 Mbps for quick response time.

    Front-panel, dual-colored LEDs

    Provide easy visual confirmation of bonded channels and GigE link use. User-friendly online diagnostics offer simple troubleshooting.

    Integrated DOCSIS 3.0 TDMA and S-CDMA technology

    Backward compatible with existing DOCSIS 1.0, 1.1 and 2.0 systems. Also supports IPv4 and IPv6, Advanced Encryption Services, EuroDOCSIS mode and DOCSIS 3.0 standards.

    Channel bonding

    With up to 8 downstream channels and 4 upstream channels for optimal performance.

    1.0GHz low-pass filter

    Helps eliminate interference from MoCA signals' intermodulation beats.

    Enhanced network management

    With IP multicast provisioning and management capabilities.

    Compatible with Motorola SB6120 and SB6121 models

    For simple integration with your existing setup.

    Note: Ask your cable company if they support DOCSIS cable modems. DOCSIS (Data over Cable Service Interface Specification) is the industry standard for cable-based Internet access service

    Product images, including color, may differ from actual product appearance.