Comcast DOCSIS 3.1 Computer Modems

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    • NETGEAR CM1000 Wired-Ethernet (RJ-45) Cable - CM1000100NAS (Black) - Image 1 of 2
    • NETGEAR CM1000 Wired-Ethernet (RJ-45) Cable - CM1000100NAS (Black) - Image 2 of 2

    NETGEAR CM1000 Wired-Ethernet (RJ-45) Cable - CM1000100NAS (Black)

    Pre-Owned ยท NETGEAR
    (148)
    $27.99
    or Best Offer
    $6.45 shipping
    • ARRIS Surfboard S34 DOCSIS 3.1 Multi-Gigabit Cable Modem - Image 1 of 4
    • ARRIS Surfboard S34 DOCSIS 3.1 Multi-Gigabit Cable Modem - Image 2 of 4
    • ARRIS Surfboard S34 DOCSIS 3.1 Multi-Gigabit Cable Modem - Image 3 of 4
    • ARRIS Surfboard S34 DOCSIS 3.1 Multi-Gigabit Cable Modem - Image 4 of 4

    ARRIS Surfboard S34 DOCSIS 3.1 Multi-Gigabit Cable Modem

    Very Good - Refurbished ยท ARRIS
    (1)
    $178.95
    Free shipping
    3 watching
    eBay Refurbished
    • ARRIS (SB8200) - Cable Modem - Fast DOCSIS 3.1 , Approved for Comcast Xfinity - Image 1 of 4
    • ARRIS (SB8200) - Cable Modem - Fast DOCSIS 3.1 , Approved for Comcast Xfinity - Image 2 of 4
    • ARRIS (SB8200) - Cable Modem - Fast DOCSIS 3.1 , Approved for Comcast Xfinity - Image 3 of 4
    • ARRIS (SB8200) - Cable Modem - Fast DOCSIS 3.1 , Approved for Comcast Xfinity - Image 4 of 4

    New ListingARRIS (SB8200) - Cable Modem - Fast DOCSIS 3.1 , Approved for Comcast Xfinity

    Open Box ยท ARRIS
    (332)
    $100.00
    $10.65 shipping
    • ARRIS SURFboard SBG8300 DOCSIS 3.1 Modem AC2350 Wi-Fi Router Xfinity Up To 4Gbps - Image 1 of 3
    • ARRIS SURFboard SBG8300 DOCSIS 3.1 Modem AC2350 Wi-Fi Router Xfinity Up To 4Gbps - Image 2 of 3
    • ARRIS SURFboard SBG8300 DOCSIS 3.1 Modem AC2350 Wi-Fi Router Xfinity Up To 4Gbps - Image 3 of 3

    ARRIS SURFboard SBG8300 DOCSIS 3.1 Modem AC2350 Wi-Fi Router Xfinity Up To 4Gbps

    Open Box ยท ARRIS
    (10)
    $109.95
    Free shipping
    375 sold
  • ARRIS SURFboard SB8200 Cable Modem DOCSIS 3.1 - Image 1 of 4

    New ListingARRIS SURFboard SB8200 Cable Modem DOCSIS 3.1

    Open Box ยท ARRIS
    (332)
    $74.99
    or Best Offer
    $11.40 shipping
  • ARRIS G36 SURFboard DOCSIS 3.1 Multi-Gig Cable Modem & Wi-Fi 6 Router Combo - Image 1 of 4

    ARRIS G36 SURFboard DOCSIS 3.1 Multi-Gig Cable Modem & Wi-Fi 6 Router Combo

    Open Box ยท ARRIS
    (50)
    $197.95
    or Best Offer
    Free shipping
    Only 2 left
  • ARRIS Surfboard S34 DOCSIS 3.1 Multi-Gigabit CableModem - Image 1 of 4

    ARRIS Surfboard S34 DOCSIS 3.1 Multi-Gigabit CableModem

    Open Box ยท ARRIS
    (1)
    $160.00
    Free shipping
    7 watching
  • NETGEAR CM1000 Wired-Ethernet (RJ-45) Cable - CM1000100NAS (Black). NIB - Image 1 of 3

    New ListingNETGEAR CM1000 Wired-Ethernet (RJ-45) Cable - CM1000100NAS (Black). NIB

    Brand New ยท NETGEAR
    (148)
    $106.99
    $1.43 shipping
  • ARRIS SURFboard SB8200 DOCSIS 3.1 10 Gbps Cable Modem Powers on but Untested - Image 1 of 4

    New ListingARRIS SURFboard SB8200 DOCSIS 3.1 10 Gbps Cable Modem Powers on but Untested

    Parts Only ยท ARRIS
    (332)
    $24.95
    or Best Offer
    Free shipping
  • ARRIS SB8200 Cable Modem - DOCSIS 3.1, Xfinity, Cox, Spectrum. 1 Gbps, 4 OFDM - Image 1 of 4

    New ListingARRIS SB8200 Cable Modem - DOCSIS 3.1, Xfinity, Cox, Spectrum. 1 Gbps, 4 OFDM

    Open Box ยท ARRIS
    (332)
    $69.99
    Free shipping
  • ARRIS SURFboard SB8200 DOCSIS 3.1 Cable Modem,Fast DOCSIS 3.1 32x8 Gigabit Cable - Image 1 of 4

    New ListingARRIS SURFboard SB8200 DOCSIS 3.1 Cable Modem,Fast DOCSIS 3.1 32x8 Gigabit Cable

    Open Box ยท ARRIS
    (332)
    $149.00
    or Best Offer
    Free shipping
  • ARRIS (SB8200) Cable Modem, Fast DOCSIS 3.1 32x8 Gigabit, 1 Gbps Max - NEW - Image 1 of 4

    ARRIS (SB8200) Cable Modem, Fast DOCSIS 3.1 32x8 Gigabit, 1 Gbps Max - NEW

    Brand New ยท ARRIS
    (332)
    $81.32
    or Best Offer
    $10.12 shipping
  • ARRIS Surfboard S34 DOCSIS 3.1 Multi-Gigabit Cable Modem - Image 1 of 1

    New ListingARRIS Surfboard S34 DOCSIS 3.1 Multi-Gigabit Cable Modem

    Open Box ยท ARRIS
    (1)
    $149.99
    or Best Offer
    Free shipping
  • Motorola MG8702 DOCSIS 3.1 Cable Modem with Gigabit Router - Image 1 of 3

    Motorola MG8702 DOCSIS 3.1 Cable Modem with Gigabit Router

    Open Box ยท Motorola
    (21)
    $55.00
    Trending at $57.30

    eBay determines this price through a machine learned model of the product's sale prices within the last 90 days.

    $7.16 shipping
  • Xfinity compatible Cable modem with voice capabilities - Image 1 of 2

    Xfinity compatible Cable modem with voice capabilities

    Pre-Owned ยท NETGEAR
    $29.99
    $6.45 shipping
    0 bids
    35m 41s
  • Motorola DOCSIS 3.1 Modem max 1000mbs Comcast Cox Spectrum -OPEN BOX (SEE DESCRP - Image 1 of 4

    Motorola DOCSIS 3.1 Modem max 1000mbs Comcast Cox Spectrum -OPEN BOX (SEE DESCRP

    Open Box ยท Motorola
    $99.73
    or Best Offer
    Free shipping
  • Netgear CM2050V Nighthawk Multi-Gig 2.5Gbps Cable Modem - Image 1 of 3

    Netgear CM2050V Nighthawk Multi-Gig 2.5Gbps Cable Modem

    Open Box ยท NETGEAR
    $119.99
    or Best Offer
    $9.63 shipping
  • NETGEAR CM1000 DOCSIS 3.1 Ultra High Speed Cable Modem 1 Gbps Internet - Image 1 of 4

    NETGEAR CM1000 DOCSIS 3.1 Ultra High Speed Cable Modem 1 Gbps Internet

    Brand New ยท NETGEAR
    (148)
    $99.99
    Free shipping
    3 watching
  • ARRIS SURFboard S33 DOCSIS 3.1 Cable Modem Router Cox Spectrum Comcast Xfinity - Image 1 of 4

    ARRIS SURFboard S33 DOCSIS 3.1 Cable Modem Router Cox Spectrum Comcast Xfinity

    Brand New ยท ARRIS
    $150.00
    or Best Offer
    Free shipping
  • NETGEAR Nighthawk CM1000 DOCSIS 3.1 Cable Modem Tested Works - Image 1 of 4

    New ListingNETGEAR Nighthawk CM1000 DOCSIS 3.1 Cable Modem Tested Works

    Pre-Owned ยท NETGEAR
    (148)
    $29.99
    Free shipping
  • ARRIS Surfboard S34 DOCSIS 3.1 Multi-Gigabit Cable Modem - Image 1 of 3

    ARRIS Surfboard S34 DOCSIS 3.1 Multi-Gigabit Cable Modem

    Pre-Owned ยท ARRIS
    (1)
    $106.00
    $13.00 shipping
    6 bids
    4d 2h
  • NETGEAR CM1000V2 Nighthawk DOCSIS 3.1 Cable Modem - Image 1 of 4

    New ListingNETGEAR CM1000V2 Nighthawk DOCSIS 3.1 Cable Modem

    Pre-Owned ยท NETGEAR
    (148)
    $29.99
    Free shipping
  • Ubiquiti UniFi Cable Internet (UCI) - Image 1 of 4

    Ubiquiti UniFi Cable Internet (UCI)

    Brand New ยท Ubiquiti Networks
    $349.99
    Free shipping
    Only 1 left!
  • Motorola MB8600 DOCSIS 3.1 Cable Modem Router New, Wrapped In Original Plastic - Image 1 of 4

    Motorola MB8600 DOCSIS 3.1 Cable Modem Router New, Wrapped In Original Plastic

    Brand New ยท Motorola
    $52.00
    $10.00 shipping
    4 bids
    3d 2h
  • Netgear Nighthawk Voice Cable Modem CM2050V Multi-Gig 2.5Gbps DOCSIS 3.1 Xfinity - Image 1 of 4

    Netgear Nighthawk Voice Cable Modem CM2050V Multi-Gig 2.5Gbps DOCSIS 3.1 Xfinity

    Pre-Owned ยท NETGEAR
    $27.45
    $12.25 shipping
    2 bids
    3d 3h
  • NETGEAR CM1000 Wired-Ethernet (RJ-45) Cable - CM1000100NAS (Black) - Image 1 of 1

    NETGEAR CM1000 Wired-Ethernet (RJ-45) Cable - CM1000100NAS (Black)

    Brand New ยท NETGEAR
    (148)
    $63.99
    Free shipping
  • NEW In Box NETGEAR CM1000 Wired-Ethernet (RJ-45) Cable - CM1000100NAS (Black) - Image 1 of 4

    NEW In Box NETGEAR CM1000 Wired-Ethernet (RJ-45) Cable - CM1000100NAS (Black)

    Brand New ยท NETGEAR
    (148)
    $88.99
    or Best Offer
    $8.65 shipping
  • ARRIS S33 SURFboard DOCSIS 3.1 Multi-Gigabit Cable Modem 2.5 Gbps Ethernet Port - Image 1 of 4

    ARRIS S33 SURFboard DOCSIS 3.1 Multi-Gigabit Cable Modem 2.5 Gbps Ethernet Port

    Open Box ยท ARRIS
    (1)
    $109.95
    or Best Offer
    Trending at $142.94

    eBay determines this price through a machine learned model of the product's sale prices within the last 90 days.

    $8.50 shipping
  • *NEW* ARRIS Surfboard G36 DOCSIS 3.1 Multi-Gigabit Cable Modem Router AX3000 - Image 1 of 4

    *NEW* ARRIS Surfboard G36 DOCSIS 3.1 Multi-Gigabit Cable Modem Router AX3000

    Brand New ยท ARRIS
    $270.00
    or Best Offer
    $13.63 shipping
  • Xfinity Comcast XB6-T WiFi Router and Modem With Power Cord Tested Powers On. - Image 1 of 4

    Xfinity Comcast XB6-T WiFi Router and Modem With Power Cord Tested Powers On.

    Pre-Owned ยท XFINITY
    $24.95
    or Best Offer
    $9.90 shipping
  • ARRIS (SB8200) - Cable Modem - Fast DOCSIS 3.1 , Approved for Comcast Xfinity - Image 1 of 4

    ARRIS (SB8200) - Cable Modem - Fast DOCSIS 3.1 , Approved for Comcast Xfinity

    Open Box ยท ARRIS
    $133.00
    or Best Offer
    $9.16 shipping
  • Xfinity Comcast Dual Band Modem Wifi Router Streaming Device Remote Controller - Image 1 of 4

    Xfinity Comcast Dual Band Modem Wifi Router Streaming Device Remote Controller

    Pre-Owned ยท XFINITY
    $100.00
    or Best Offer
    $13.46 shipping
  • ARRIS SURFboard SB8200 DOCSIS 3.1 10 Gbps Cable Modem - Image 1 of 4

    ARRIS SURFboard SB8200 DOCSIS 3.1 10 Gbps Cable Modem

    Pre-Owned ยท ARRIS
    (332)
    $15.00
    $8.78 shipping
    1 bid
    19h 21m
  • NETGEAR Nighthawk CM2050V DOCSIS 3.1 Multi-Gig Voice Cable Modem No Power Cord - Image 1 of 4

    NETGEAR Nighthawk CM2050V DOCSIS 3.1 Multi-Gig Voice Cable Modem No Power Cord

    Pre-Owned ยท NETGEAR
    $70.00
    Was: $100.00was - US $100.00
    $16.65 shipping
  • NETGEAR CM1000 DOCSIS 3.1 Cable Modem โ€“ Gigabit Speeds, Ethernet, Black - Image 1 of 4

    NETGEAR CM1000 DOCSIS 3.1 Cable Modem โ€“ Gigabit Speeds, Ethernet, Black

    Brand New ยท NETGEAR
    (148)
    $129.99
    or Best Offer
    Free shipping
  • NETGEAR CM1000V2 Nighthawk DOCSIS 3.1 Cable Modem - Image 1 of 4

    NETGEAR CM1000V2 Nighthawk DOCSIS 3.1 Cable Modem

    Pre-Owned ยท NETGEAR
    (148)
    $29.99
    Free shipping
    75 sold
  • NETGEAR CM1150V Nighthawk Multi-Gig Speed Cable Modem for XFINITY Voice - Image 1 of 4

    NETGEAR CM1150V Nighthawk Multi-Gig Speed Cable Modem for XFINITY Voice

    Pre-Owned ยท NETGEAR
    (46)
    $25.00
    Trending at $29.99

    eBay determines this price through a machine learned model of the product's sale prices within the last 90 days.

    $12.25 shipping
  • ARRIS (SB8200) - Cable Modem - Fast DOCSIS 3.1 32x8 Gigabit White - USED - Image 1 of 4

    ARRIS (SB8200) - Cable Modem - Fast DOCSIS 3.1 32x8 Gigabit White - USED

    Pre-Owned ยท ARRIS
    (332)
    $49.99
    $11.40 shipping
  • Netgear Nighthawk Cable Modem CM1200 - Image 1 of 4

    Netgear Nighthawk Cable Modem CM1200

    Pre-Owned ยท NETGEAR
    $100.00
    or Best Offer
    Free shipping
  • NETGEAR Nighthawk CM2050V DOCSIS 3.1 Multi-Gig Voice Cable Modem w/ Power Cord - Image 1 of 4

    NETGEAR Nighthawk CM2050V DOCSIS 3.1 Multi-Gig Voice Cable Modem w/ Power Cord

    Pre-Owned ยท NETGEAR
    $104.50
    Was: $110.00was - US $110.00
    $12.30 shipping
  • Arris S33 Surf Board Docsis 3.1 Cable Modem 3.5GBPS, 2.5Gigabit Ethernet Port - Image 1 of 4

    Arris S33 Surf Board Docsis 3.1 Cable Modem 3.5GBPS, 2.5Gigabit Ethernet Port

    Pre-Owned ยท ARRIS
    (10)
    $84.95
    or Best Offer
    $9.45 shipping
  • ARRIS SURFboard Cable Modem - SB8200 - Image 1 of 4

    ARRIS SURFboard Cable Modem - SB8200

    Pre-Owned ยท ARRIS
    (332)
    $39.99
    or Best Offer
    Free shipping
  • ARRIS - SURFboard S34 32 x 8 DOCSIS 3.1 Multi-Gig Cable Modem with 2.5 Gbps E... - Image 1 of 4

    ARRIS - SURFboard S34 32 x 8 DOCSIS 3.1 Multi-Gig Cable Modem with 2.5 Gbps E...

    Brand New ยท ARRIS
    (1)
    $219.00
    Free shipping
  • NETGEAR CM1150V Nighthawk Multi-Gig Speed Cable Modem for XFINITY Voice - Image 1 of 4

    NETGEAR CM1150V Nighthawk Multi-Gig Speed Cable Modem for XFINITY Voice

    Open Box ยท NETGEAR
    (46)
    $109.00
    or Best Offer
    Free shipping
  • *NEW* ARRIS Surfboard G36 DOCSIS 3.1 Multi-Gigabit Cable Modem Router AX3000 - Image 1 of 3

    *NEW* ARRIS Surfboard G36 DOCSIS 3.1 Multi-Gigabit Cable Modem Router AX3000

    Brand New ยท ARRIS
    (50)
    $250.00
    Free shipping
  • NETGEAR CM1150V Nighthawk Multi-Gig Speed Cable Modem for XFINITY Voice - Image 1 of 4

    New ListingNETGEAR CM1150V Nighthawk Multi-Gig Speed Cable Modem for XFINITY Voice

    Pre-Owned ยท NETGEAR
    (46)
    $23.99
    or Best Offer
    $12.00 shipping
  • ARRIS SURFboard SB8200 DOCSIS 3.1 Cable Modem Cox Spectrum Comcast Xfinity - Image 1 of 4

    ARRIS SURFboard SB8200 DOCSIS 3.1 Cable Modem Cox Spectrum Comcast Xfinity

    Parts Only ยท ARRIS
    $20.00
    $6.45 shipping
  • Motorola MG8702 DOCSIS 3.1 Cable Modem with Gigabit Router, Used, B3 - Image 1 of 4

    Motorola MG8702 DOCSIS 3.1 Cable Modem with Gigabit Router, Used, B3

    Pre-Owned ยท Motorola
    (21)
    $64.99
    or Best Offer
    Free shipping
  • ARRIS SURFboard SB8200 DOCSIS 3.1 10 Gbps Cable Modem - Image 1 of 4

    ARRIS SURFboard SB8200 DOCSIS 3.1 10 Gbps Cable Modem

    Brand New ยท ARRIS
    (332)
    $90.00
    or Best Offer
    $12.78 shipping
  • ARRIS SURFboard SB8200 V3 DOCSIS 3.1 32x8 Cable Modem xfinity Cox Open Box - Image 1 of 4

    ARRIS SURFboard SB8200 V3 DOCSIS 3.1 32x8 Cable Modem xfinity Cox Open Box

    Open Box ยท ARRIS
    (332)
    $84.99
    or Best Offer
    Free shipping
  • ARRIS SURFboard SB8200 DOCSIS 3.1 10 Gbps Cable Modem - Image 1 of 2

    ARRIS SURFboard SB8200 DOCSIS 3.1 10 Gbps Cable Modem

    Pre-Owned ยท ARRIS
    (332)
    $34.25
    or Best Offer
    Trending at $35.00

    eBay determines this price through a machine learned model of the product's sale prices within the last 90 days.

    Free shipping
    4 watching
  • ARRIS SURFboard SB8200 DOCSIS 3.1 Cable Modem Cox Spectrum Comcast Xfinity - Image 1 of 1

    ARRIS SURFboard SB8200 DOCSIS 3.1 Cable Modem Cox Spectrum Comcast Xfinity

    Open Box ยท ARRIS
    $59.49
    Was: $69.99was - US $69.99
    or Best Offer
    Free shipping
    2 watching
  • ARRIS SurfboardโœจSBG8300-RBโœจGigabit Cable Modem & AC2350 Dual-Band Wi-Fi Router - Image 1 of 4

    ARRIS SurfboardโœจSBG8300-RBโœจGigabit Cable Modem & AC2350 Dual-Band Wi-Fi Router

    Open Box ยท ARRIS
    (10)
    $84.99
    Was: $99.99was - US $99.99
    or Best Offer
    $11.71 shipping
  • Netgear CM1000 Cable Modem with DOCSIS 3.1 - Image 1 of 4

    New ListingNetgear CM1000 Cable Modem with DOCSIS 3.1

    Pre-Owned ยท NETGEAR
    (148)
    $39.88
    or Best Offer
    Free shipping
  • Netgear Nighthawk Voice Cable Modem CM2050V Multi-Gig 2.5Gbps DOCSIS 3.1 Xfinity - Image 1 of 4

    Netgear Nighthawk Voice Cable Modem CM2050V Multi-Gig 2.5Gbps DOCSIS 3.1 Xfinity

    Pre-Owned ยท NETGEAR
    $125.00
    or Best Offer
    $9.45 shipping
  • Motorola MG8702 DOCSIS 3.1 Cable Modem with Gigabit Router - Image 1 of 4

    Motorola MG8702 DOCSIS 3.1 Cable Modem with Gigabit Router

    Pre-Owned ยท Motorola
    (21)
    $0.95
    $13.00 shipping
    1 bid
    1d 23h
  • ARRIS SURFboard G34 DOCSIS 3.1 Wi-Fi 6 Cable Modem AX3000 Wi-Fi 6 - Image 1 of 4

    ARRIS SURFboard G34 DOCSIS 3.1 Wi-Fi 6 Cable Modem AX3000 Wi-Fi 6

    Pre-Owned ยท ARRIS
    (50)
    $77.00
    Trending at $112.99

    eBay determines this price through a machine learned model of the product's sale prices within the last 90 days.

    $6.50 shipping
  • ARRIS SURFboard SB8200 DOCSIS 3.1 10 Gbps Cable Modem - Image 1 of 3

    New ListingARRIS SURFboard SB8200 DOCSIS 3.1 10 Gbps Cable Modem

    Pre-Owned ยท ARRIS
    (332)
    $34.00
    Trending at $35.00

    eBay determines this price through a machine learned model of the product's sale prices within the last 90 days.

    $7.12 shipping
  • ARRIS SURFboard SB8200 DOCSIS 3.1 white Cable Modem computer Internet gaming - Image 1 of 4

    ARRIS SURFboard SB8200 DOCSIS 3.1 white Cable Modem computer Internet gaming

    Brand New ยท ARRIS
    (332)
    $188.49
    Free shipping
    Only 1 left!
  • NETGEAR Nighthawk Cable Modem with Voice (CM1150) - Certified for Xfinity by Com - Image 1 of 4

    NETGEAR Nighthawk Cable Modem with Voice (CM1150) - Certified for Xfinity by Com

    Pre-Owned ยท NETGEAR
    (46)
    $54.99
    Free shipping
    8 watching

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