1/2 HP Chain Drive Garage Door Opener Kit

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  • The ½ HP Chain Drive Garage Door Opener Kit is the entry-level opener that’s big on value. It's built for 7 ft. garage doors, and the simple and straightforward installation ensures you'll be using your new opener in no time. ͍The 3-Button remote control allows you to easily program up to three garage doors and boasts a frequency range of up to 1500 ft. The included Safety Sensors stop the garage door from closing if something is in its path.


  • CHAIN DRIVE: Rugged steel construction delivers toughness and durability you can count on
  • LIFT POWER: Reliable Lifting Force of ½ HP is ideal for light daily use on a 7 ft. garage door; extension kits are required (sold separately) for an 8 ft. door or for a 10 ft. door
  • SECURE ACCESS: Each time the remote is activated, a new access signal is sent from billions of possible combinations to prevent interception of the radio signal by would-be hackers
  • LIGHTING: Move around clearly with the built-in single-lens 100-watt light receptacle positioned toward the inside of the garage (light bulb sold separately)
  • HOMELINK COMPATIBLE: Compatible with HomeLink® in-vehicle remote control system for remote-less garage access.

Product Includes

CMXEOCG231 Garage Door Opener 1 X
3-Button Remote with Battery 1 X
Single-Function Wall Controller 1 X
Set of 2 Safety Sensors 1 X
Set of Required Hardware 1 X

Warranty & Service

1 Year Limited Warranty

For one year from the date of sale, the product is warranted against defects in material or workmanship.


We’re confident of the quality of our products and we’ll repair, without charge, any defects due to faulty materials or workmanship within the specified warranty.

Product Manuals