Overview

  • Cable Modem only. External Router needed
    This is a cable modem. Separate WiFi router required for WiFi connectivity. Recommended to pair with a NETGEAR WiFi router.
  • Compatibility
    Compatible with major cable internet providers including Xfinity, Spectrum, Cox and more. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service
  • Optimize your Internet
    With an outdated modem, you may not be getting the Internet speeds you paid for. Update your equipment to get better upload and download speeds, and a better Internet experience at home.
  • Works with any WiFi Router
    Connect any WiFi router to this modem’s Ethernet port to support all your wireless devices.
  • Save on monthly rental fees
    Is your cable service provider charging you every month to lease their equipment? Save money by buying and owning your cable modem or cable modem router. Replace your rented equipment can save you up to $168/yr in rental fees.
  • Best for cable provider plans up to 2 Gigabit speed
    32×8 Channel Bonding and DOCSIS 3.1 technology delivers the fastest Internet to your home – even during peak Internet usage hours.
  • DOCSIS 3.1 technology
    Upgrading to a DOCSIS 3.1 modem means you’ll still enjoy your current Internet service and be ready for the fastest speeds available in your service area. Get up to 10x faster download speeds than the DOCSIS 3.0 standard.
  • Fully backward-compatible with previous DOCSIS standards.
  • Ethernet Port
    4 Gigabit Ethernet ports connect to your computer or separate WiFi router. Link aggregate two (2) LAN ports to double maximum wired speeds with compatible WiFi routers.

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Specifications

Capacity & configuration

Modem Type
High speed

Dimensions & weight

Product Name
Nighthawk 32 x 8 DOCSIS 3.1 Cable Modem
Product Height
10.3 inches
Product Length
3.4 inches
Product Width
6.1 inches
Product Weight
1.22 pounds

Features

Brand
NETGEAR
Color
Black
Internet Service Provider (ISP) Compatibility
Cox Communications
DOCSIS Certification
3.1
Channel Bonding
32 x 8
Number of LAN Ports
4
Quality Of Service (QoS) Traffic Prioritization
Yes
DOCSIS Compliant
Yes
ENERGY STAR Certified
No
Wired Speed
10000.0 megabits per second
Gigabit Ethernet Speed
Yes
System Requirements
Cable Broadband Internet service
UPC
606449140750

Power & warranty

Model Number
CM1200-100NAS
Warranty - Parts
1 year
Warranty - Labor
1 year

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
dreamsJul 11, 2026 · Verified purchase ★★★★★

Solid product - I liked the easy setup and reliable usage. I can't recall ever having any problems with it in the time I had it.

EnriqueIMar 29, 2026 · Verified purchase ★★★★★

Good buy - I've had this for several years. I have a more than a few items streaming through this router.

LamariJan 2, 2026 · Verified purchase ★★★★☆

Power Surge your Modem - I had a few brownouts due to the storms in my area and my internet has been resetting intermittently. Found out that my modem was culprit. I had this replaced and have it on a surge protector now.

LyndaCDec 26, 2025 · Verified purchase ★★★★☆

Cable modem - I purchased to extend my wifi, not sure how well it is working but we will continue to use.

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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