Overview

  • Gigabit Ethernet connectivity
    The modem features a 1 Gigabit Ethernet port for connecting to a Wi-Fi Router or other wired device.
  • DOCSIS 3.0 technology
    Provides 32 downstream and 8 upstream channels
  • Works with any Wi-Fi Router
    Using the Ethernet port, connect to any Wi-Fi Router to share the high-speed internet connection around your home.
  • Save on monthly rental fees
    Stop paying rental fees to your service provider. When you purchase this modem, you can save up to $168 per year in rental fees.
  • Compatible with major U.S. Cable Internet Providers
    Approved for use with Cox, Xfinity and many others. Best for cable internet speed plans up to 800 Mbps.
  • Support When You Need It
    ARRIS has a long history – over 70 years – in the home networking category. With over 260 million networking devices sold worldwide, we have dedicated customer support and a 2-year warranty to ensure your investment is protected.

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Specifications

Capacity & configuration

Modem Type
High speed

Dimensions & weight

Product Name
SURFboard SB6190 32 x 8 DOCSIS 3.0 Cable Modem
Product Height
5 inches
Product Length
5 inches
Product Width
2.1 inches
Product Weight
1.13 pounds

Features

Brand
ARRIS
Color
White
Internet Service Provider (ISP) Compatibility
XFINITY from Comcast
DOCSIS Certification
3.0
Upstream Data Speed
240 megabits per second
Channel Bonding
32 x 8
Number of LAN Ports
1
USB Ports
None
DOCSIS Compliant
Yes
ENERGY STAR Certified
No
Wired Speed
1000 megabits per second
Gigabit Ethernet Speed
Yes
System Requirements
Cable Internet Service
UPC
612572210727

Power & warranty

Model Number
SB6190
Warranty - Parts
2 years
Warranty - Labor
2 years

Warranty & protection

Included manufacturer warranty

See manufacturer documentation.

Register your product with the manufacturer within 30 days of delivery.

Warranty service

Manufacturer warranty claims are handled by the manufacturer. We are happy to help you find the right contact: (888) 419-6820.

Customer reviews

Write a review
BRANDONPSep 14, 2026 · Verified purchase ★★★★★

Like the easy setup - Easy and quick setup at home able to run multiple smart tv’s and smartphones streaming and download speeds decent.

JaimeeMJul 18, 2026 · Verified purchase ★★★★★

box internet - working very good comfotable performace good speed 100 good ease

4DLGHJul 6, 2026 · Verified purchase ★★★★☆

not sure - ended up having to return because it did not work with our system

BobbijLJul 2, 2026 · Verified purchase ★★★★★

Wotked great - Works perfect and easy to setup. Exactly what i needed for quick fix.

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Questions & answers

Ask a question

Email [email protected] or call (888) 419-6820 during business hours.

Free U.S. shippingOn every order. Leaves our store in 1–2 business days, arrives in 3–5 business days.
Free returns for 30 daysNo restocking fee. We email you a prepaid return label.
We can install it tooOptional in-home delivery, installation and haul-away on large appliances.
Talk to our team(888) 419-6820 · Mon–Sat