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Durable Chain Drive Garage Door Opener with MED Lifting Power

Model: C400
MyQ EnabledHomeLink Compatible

Quality designed and precision engineered to run smoothly, with a Chamberlain garage door opener, you get reliability, easy installation and dependable operation, all at an affordable price. The C400 is a durable, long-lasting chain drive garage door opener with the highest lifting capacity compared to the ½ power class.

Works with MyQ which provides included core features, including controlling your garage door from anywhere and subscription-based partner integrations.

For MyQ Connectivity:
  • Accessories
  • Features & Specs
  • Installation & Support
  • Reviews

Product Features

  • HomeLink® compatible, works with the in-vehicle remote control system built into most cars. Compatibility Bridge™ (not included) necessary for certain vehicles. Visit to find out if a Bridge is needed.
  • Durable Chain Drive - Rugged steel construction and precision fabrication for reliable performance, use after use.
  • Powered by Chamberlain’s MED Lift Power System™, the C400 delivers lifting force equivalent to 1/2 HP, the highest lifting capacity compared to the 1/2 power class for effortless lifting and reliable performance you can count on.
  • Superior Range -Includes 1-button remote control with exclusive Triband technology that boosts remote range up to 1,500 feet for a quicker entrance and exit.
  • Safety Sensors project an invisible beam preventing the garage door from closing on people, pets or other objects.
  • Two 100-watt standard or CFL bulbs (not included) provide ample light for confident and safe movement around the garage. And the Full-Function Wall Control displays time, temperature, diagnostics, and allows you to control the door and activate lights, too.
  • Trusted Safety & Security - Unmatched Security+2.0® 100 Billion code encryption protects against hacking, and Posilock™ anti-theft protection assures that once the door closes, it stays locked.
  • Highest Quality - Built from High-Grade materials for unsurpassed performance and reliability
  • Designed specifically for 7ft. garage doors - extension kits required for 8 ft. (7708CBP) and 10 ft. (7710CB) doors.
  • Installation Made Easy - Our online installation videos, pre-programmed remotes, snap-lock rail system and tech support ensure installation goes smoothly.
  • Included: 2 1-Button, 1 Dual-Function Wall Control Panel, and Safety Sensors
  • Go remote-less, and get more control with built in HomeLink Compatibility. You can use your vehicle's Homelink buttons to control gates, doors, and lights from the driver's seat, and without the remote. Certain vehicle makes/models may require a Compatibility Bridge™ (not included) to operate your garage door opener via the HomeLink buttons.
  • WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information go to
  • Works with the MyQ app - Includes core features including the ability to check the status, control the door, and get activity alerts from anywhere.
  • Linking MyQ to partner apps for more enhanced features such as voice control or location based garage door closing may require an accessory purchase or subscription fee. Subscription fee applies after 30-day free trial ends. Visit for more details.

Warranty Information

  • Motor: 10 years
  • Chain: 1 year
  • Parts & Accessories: 1 year


Motor: Med Lift Power 1/2 equivalent HPMax Door height7 ft
Max Wattage each light100 WVoltage120 V
Drive TypeChain Total Max Wattage200 W
Installed product weight32 lbNumber of lights2
Lighting compatibilityCFL Maximum Open Size7 ft
Radio Frequencies310, 315, 390

California Residents: Proposition 65 WARNING

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