NETGEAR CM400 Cable Modem

The NETGEAR CM400 cable modem specifications follow below. Note: ApprovedModemList.com may receive a small commission from affiliate links, which helps to keep this website online.


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Highlights

  • Download speed up to 340 Mbps
  • Upload speed up to 122 Mbps
  • 8 download and 4 upload channels
  • DOCSIS 3.0 cable modem
  • Supports IPv4 and IPv6
  • WiFi router: No
  • VoIP telephone adapter: No

NETGEAR CM400 Cable Modem Images

NETGEAR CM400 Cable Modem Package
NETGEAR CM400 Package
NETGEAR CM400 Cable Modem Side View
NETGEAR CM400 Side View
NETGEAR CM400 Cable Modem Front View
NETGEAR CM400 Front View
NETGEAR CM400 Cable Modem Back View
NETGEAR CM400 Back View

Notable NETGEAR CM400 Cable Modem Specs

Modem
Type: Cable
DOCSIS: 3.0
Color: Black
IPv4 Support: Yes
IPv6 Support: Yes
WiFi Router: No
VoIP Telephone Adapter: No


Network Interface
Interface: 10/100/1000 RJ-45 Gigabit Ethernet Port
Quantity: 1 Gigabit Ethernet Port


Device Power
Power Consumption: 12 Watts


Environmental
Min Operating Temperature: 32 °F (0 °C)
Max Operating Temperature: 104 °F (40 °C)
Operating Humidity: 90% (maximum relative humidity, non-condensing)


Physical Specifications
Height: 5.8 in (147 mm)
Width: 1.8 in (30 mm)
Depth: 3.8 in (96 mm)
Weight: 0.44 lb (0.19 kg)


Downstream
Maximum Theoretical Data Rate: 340 Mbps*
8 Bonded Channels


Upstream
Maximum Theoretical Data Rate: 122 Mbps*
4 Bonded Channels

*Various factors affect actual data throughput, such as the total number of users on the network, services offered by the internet provider, type of server, computer equipment, and other factors.


NETGEAR Resources

CM400 Data Sheet

CM400 Quick Start Guide

CM400 User Manual

NETGEAR Phone Support: 1-888-638-4327

NETGEAR Support

NETGEAR Facebook

NETGEAR Twitter

NETGEAR YouTube

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