
The Story
Upgrade your home network with the NETGEAR Nighthawk CM2000, a high-performance cable modem designed for the next generation of internet speeds. Featuring DOCSIS 3.1 technology, this modem supports multi-gigabit speeds of up to 2.5Gbps, making it the perfect choice for 4K streaming, competitive gaming, and high-capacity home offices.
Key Product Highlights
-
Next-Gen Speeds: Built with DOCSIS 3.1 technology for speeds 10x faster than DOCSIS 3.0.
-
2.5G Ethernet Port: Includes a dedicated 2.5Gbps Ethernet port for true multi-gig connectivity.
-
Eliminate Rental Fees: Save up to $168/year by replacing your ISP’s leased equipment.
-
Universal Router Support: Connects seamlessly to any WiFi router or Mesh system (optimized for NETGEAR Orbi and WiFi 6 routers).
-
Compact Footprint: Sleek vertical design (9.92 x 4.7 x 8.7 inches) saves desk space.
Provider Compatibility
The Nighthawk CM2000 is certified for use with major U.S. cable providers, including:
-
Xfinity
-
Cox
-
Spectrum
Note: This modem is not compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH, or bundled voice/telephone services.
Simple 3-Step Setup
-
Connect: Attach your coax cable to the modem.
-
Activate: Connect an Ethernet cable to your computer and follow the on-screen portal or call your ISP.
-
Link: Connect the modem to your WiFi router to distribute high-speed internet to all your devices.
What’s in the Box?
-
NETGEAR Nighthawk CM2000 Modem
-
Ethernet Cable
-
Power Adapter
-
Quick Start Guide / Online Installation Manual
Frequently Asked Questions
1. Is the NETGEAR Nighthawk CM2000 compatible with my cable provider?
The CM2000 is officially certified for major cable internet providers including Xfinity, Spectrum, and Cox. However, it is not compatible with fiber-optic or DSL providers such as Verizon Fios, AT&T, or CenturyLink, nor does it support bundled voice/phone services.
2. Does the CM2000 have built-in WiFi?
No, the CM2000 is a dedicated cable modem, not a modem-router combo. This is preferred by power users because it allows you to pair the modem with a high-performance WiFi 6 router or Mesh system (like NETGEAR Orbi) for better coverage and faster wireless speeds.
3. What is the benefit of a 2.5Gbps Ethernet port on a modem?
Most standard modems feature a 1Gbps port, which caps your internet speed even if your provider offers more. The CM2000’s 2.5Gbps multi-gig Ethernet port ensures you can actually access the full speed of "Gigabit Plus" internet plans without hardware bottlenecks.
4. Can I use the CM2000 with DOCSIS 3.0 service plans?
Yes. While the CM2000 is a DOCSIS 3.1 modem designed for 2.5Gbps speeds, it is fully backward compatible with DOCSIS 3.0. This makes it a "future-proof" investment if you plan to upgrade your internet speed in the future.
5. How much money can I save by buying my own NETGEAR modem?
By replacing your ISP’s leased equipment with the Nighthawk CM2000, you can eliminate monthly modem rental fees. Depending on your provider, this typically saves customers between $120 and $168 per year, allowing the modem to pay for itself over time.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Upgrade your home network with the NETGEAR Nighthawk CM2000, a high-performance cable modem designed for the next generation of internet speeds. Featuring DOCSIS 3.1 technology, this modem supports multi-gigabit speeds of up to 2.5Gbps, making it the perfect choice for 4K streaming, competitive gaming, and high-capacity home offices.
Key Product Highlights
-
Next-Gen Speeds: Built with DOCSIS 3.1 technology for speeds 10x faster than DOCSIS 3.0.
-
2.5G Ethernet Port: Includes a dedicated 2.5Gbps Ethernet port for true multi-gig connectivity.
-
Eliminate Rental Fees: Save up to $168/year by replacing your ISP’s leased equipment.
-
Universal Router Support: Connects seamlessly to any WiFi router or Mesh system (optimized for NETGEAR Orbi and WiFi 6 routers).
-
Compact Footprint: Sleek vertical design (9.92 x 4.7 x 8.7 inches) saves desk space.
Provider Compatibility
The Nighthawk CM2000 is certified for use with major U.S. cable providers, including:
-
Xfinity
-
Cox
-
Spectrum
Note: This modem is not compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH, or bundled voice/telephone services.
Simple 3-Step Setup
-
Connect: Attach your coax cable to the modem.
-
Activate: Connect an Ethernet cable to your computer and follow the on-screen portal or call your ISP.
-
Link: Connect the modem to your WiFi router to distribute high-speed internet to all your devices.
What’s in the Box?
-
NETGEAR Nighthawk CM2000 Modem
-
Ethernet Cable
-
Power Adapter
-
Quick Start Guide / Online Installation Manual
Frequently Asked Questions
1. Is the NETGEAR Nighthawk CM2000 compatible with my cable provider?
The CM2000 is officially certified for major cable internet providers including Xfinity, Spectrum, and Cox. However, it is not compatible with fiber-optic or DSL providers such as Verizon Fios, AT&T, or CenturyLink, nor does it support bundled voice/phone services.
2. Does the CM2000 have built-in WiFi?
No, the CM2000 is a dedicated cable modem, not a modem-router combo. This is preferred by power users because it allows you to pair the modem with a high-performance WiFi 6 router or Mesh system (like NETGEAR Orbi) for better coverage and faster wireless speeds.
3. What is the benefit of a 2.5Gbps Ethernet port on a modem?
Most standard modems feature a 1Gbps port, which caps your internet speed even if your provider offers more. The CM2000’s 2.5Gbps multi-gig Ethernet port ensures you can actually access the full speed of "Gigabit Plus" internet plans without hardware bottlenecks.
4. Can I use the CM2000 with DOCSIS 3.0 service plans?
Yes. While the CM2000 is a DOCSIS 3.1 modem designed for 2.5Gbps speeds, it is fully backward compatible with DOCSIS 3.0. This makes it a "future-proof" investment if you plan to upgrade your internet speed in the future.
5. How much money can I save by buying my own NETGEAR modem?
By replacing your ISP’s leased equipment with the Nighthawk CM2000, you can eliminate monthly modem rental fees. Depending on your provider, this typically saves customers between $120 and $168 per year, allowing the modem to pay for itself over time.

















