1. Product Overview
The CARMATOR Universal Garage Door Opener Keypad provides convenient keyless access to your garage. This wireless system is designed for compatibility with various garage door openers, offering enhanced security and ease of use.
1.1 Key Features
- Wireless Operation: Completely wireless for easy installation and programming.
- Multi-Door Control: Capable of operating up to three garage door openers.
- Security+ Technology: Ensures a new code with every use for enhanced security.
- Temporary PIN: Allows creation of temporary access codes for visitors without compromising your main entry code.
- One-Touch Closing: Simplifies closing the garage door with a single button press (effective within 15 seconds after entering the password).
- Backlit Keyboard: Provides visibility for easy number entry in low-light conditions.
- Weatherproof Design: Features a durable cover for long-lasting protection against elements.
1.2 Compatibility
This keypad is compatible with Sears Craftsman, LiftMaster, and Chamberlain garage door openers that utilize a purple learn button and Security+ technology (315 MHz, built from 2005-2017). It supports models including, but not limited to:
- 139.18451D, 139.18451DM, 139.18452D, 139.18452DM, 139.18453D, 139.18453DM, 139.18473D, 139.18473DM, 139.18490DM
- 139.30499, 139.5314D, 139.53753, 139.53754
- 139.53910D, 139.53914D, 139.53919D, 139.53920D, 139.53925DS, 139.53930D, 139.53930DM
- 139.53985D, 139.53985DM, 139.53990D, 139.53992D, 139.53993D, 139.53997D
Note: This keypad does not support DIP Switch functions.

Image 1.1: Keypad Compatibility Chart. This chart details compatible Sears Craftsman model numbers for garage door openers built from 2005-2017 with 315 MHz Security+ technology.

Image 1.2: New Model Upgraded vs. Other Old Model. This image highlights the advantages of the new keypad model, including a backlit keypad, one-touch closing, control for multiple garage doors, temporary passwords, and easier programming, compared to older models lacking these features.
2. Setup and Installation
2.1 Package Contents
Before beginning installation, ensure all components are present:
- CARMATOR Universal Keypad
- Mounting Screws
- 9V Battery (pre-installed in keypad)
- User Manual (this document)

Image 2.1: Package Contents. This image displays the keypad, user manual, 9V battery, and mounting screws included in the package. It also shows the keypad dimensions: 6.3 inches in length and 2.5 inches in width.
2.2 Battery Installation/Replacement
The keypad comes with a 9V alkaline battery pre-installed. To replace the battery:
- Open the keypad cover.
- Locate the battery compartment.
- Remove the old 9V battery.
- Insert a new 9V alkaline battery, ensuring correct polarity.
- Close the battery compartment and keypad cover.
2.3 Mounting the Keypad
The keypad is designed for wall mounting. Choose a convenient location near your garage door, out of reach of small children.
- Hold the keypad in the desired mounting location and mark the positions for the mounting screws.
- Drill pilot holes if necessary.
- Secure the keypad to the wall using the provided mounting screws.
2.4 Programming the Keypad
The keyless entry system offers wireless programming. Refer to the detailed programming instructions provided within the keypad's internal cover or the full user manual for specific steps tailored to your garage door opener model. Generally, programming involves:
- Locating the "Learn" button on your garage door opener motor unit.
- Pressing the "Learn" button.
- Entering a desired 4-digit PIN on the keypad and pressing the ENTER button.
- Repeating the PIN entry and ENTER button press as prompted by the opener's indicator light.
The keypad utilizes Security+ 2.0 rolling code technology for strong encryption, ensuring secure communication with your garage door opener.

Image 2.2: Safety Under Control. This image illustrates the keypad's integration with Security+ 2.0 rolling code technology, emphasizing its strong encryption for secure operation. It also highlights the ease of programming and setup.
3. Operating Instructions
3.1 Opening/Closing the Garage Door
To operate your garage door:
- Enter your programmed 4-digit PIN on the keypad.
- Press the ENTER button.
The garage door will open or close. If the door is already in motion, entering the PIN and pressing ENTER will stop it.
3.2 One-Touch Closing Feature
For quick closing, the keypad offers a one-touch closing feature:
- After successfully entering your PIN and opening the door, you can close it by simply pressing the ENTER button again.
- This feature is effective only within 15 seconds after the initial password entry.
3.3 Using Temporary Passwords
You can set temporary PINs for visitors, couriers, or maintenance personnel. This allows them access without providing your permanent entry code.
- Refer to the programming section of the full user manual for detailed steps on how to create and manage temporary PINs.
- Temporary PINs can be set to expire after a certain number of uses or a specific time period.

Image 3.1: Keypad Access Features. This image highlights the keypad's functionalities: One Button Close, which allows closing the door using only the ENTER button; Temporary Passwords for visitors; and Keyless Entry Garage Access, enabling door operation without a remote or key.
4. Maintenance
4.1 Cleaning
The keypad features a weatherproof cover designed to prevent moisture and protect internal components. To clean the exterior:
- Use a soft, damp cloth to wipe the surface.
- Avoid abrasive cleaners or solvents that could damage the finish or plastic.
4.2 Battery Replacement
Replace the 9V battery when the keypad's backlight dims or if the keypad becomes unresponsive. Refer to Section 2.2 for detailed battery replacement instructions.

Image 4.1: Keypad Advantages. This image illustrates the keypad's robust construction, including a weatherproof cover, alloy ABS plastic shell for anti-drop and anti-UV protection, silicone buttons for good elasticity and comfortable touch, and a high-capacity 6F22 battery for long service life.
5. Troubleshooting
If you encounter issues with your CARMATOR Universal Keypad, consider the following:
- Keypad Not Responding: Check the battery. Replace the 9V battery if it is low or depleted.
- Garage Door Not Responding: Ensure the keypad is within range of the garage door opener. Verify that the keypad is correctly programmed to your opener. Re-program the keypad if necessary.
- Incorrect PIN Entry: Ensure you are entering the correct 4-digit PIN. The backlit keyboard assists with visibility in the dark.
- One-Touch Close Not Working: Remember that the one-touch close feature is only effective within 15 seconds after entering the password.
For persistent issues, please refer to the Support section for contact information.
6. Specifications
| Brand | CARMATOR |
| Model Number | Universal Garage Door Opener Keypad |
| Dimensions (L x W x H) | 6.3 x 2.5 x 1.1 inches |
| Item Weight | 5.6 ounces |
| Color | Purple |
| Mounting Type | Wall Mount |
| Control Method | Touch |
| Power Source | 1 x 9V Alkaline Battery (included) |
| Included Components | Keypad, Mounting Screws, Battery, User Manual |
7. Support
For any questions, technical assistance, or support regarding your CARMATOR Universal Garage Door Opener Keypad, please contact seller support. We provide online technical support within 24 hours to assist you with any inquiries or issues.