This is an Antenna with Adapter Replacement Kit. For use with various LiftMaster® and Chamberlain® Garage Door Openers. Complete kit includes: Antenna, adapter and cable, and mounting bracket. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility.
Genuine LiftMaster® replacement part
Note: Do NOT modify or remove the existing antenna when installing.
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The Antenna Extension Kit model 41A3504-1 was designed to work with 433MHz Receiver Logic Boards.
**Disclaimer:** This product is not compatible with the LA400, 412, or 500 models. It is designed for 433 MHz receivers that can accommodate a wired antenna, such as the Estate Swing, or any 433 MHz receiver with a wired or coaxial terminal. It should also be compatible with the 433 MHz long-range kit.
This Kit Contains:
- Antenna
- Coaxial Cable
- Adapter
- Antenna Bracket
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How do you use your gate opener system once you get it? Gate Crafters is the only retailer to give a real answer to this question. We have develop videos for installing many of our gate openers and products and write DIY focused manuals for most gate openers and have individual instructions for each accessory to be installed with each gate opener. |
For over a decade, Gate Crafters has been the leading online retailer of gate openers and accessories. With our extensive technical and installation expertise, we proudly serve the DIY market. We believe that every customer deserves the chance to take pride in their projects, whether they are installing or troubleshooting their gate openers. Everyone should have access to high-quality products without the need of a professional.
At Gate Crafters, we empower you to install with confidence by offering access to our trained technical staff seven days a week from 9 AM to 9 PM EST. By choosing to tackle your gate opener system yourself, you can save thousands of dollars over its lifespan while gaining valuable knowledge about your installation and how the system operates. This understanding will not only make troubleshooting easier, but also enable you to perform routine maintenance with confidence in the future.
Gate Crafters is the DIY factor.
Gate Crafters further adds to most of our gate openers for easier DIY installation. We have developed exclusive components (example: easy adjustable mounting brackets), customized instructions, and offer a full spectrum of accessories to truly cover all aspects of the installation of your gate opener. In addition we have the largest staff of factory trained technicians in the US. |
- Order specific customized accessory wiring instructions
- 360 degree accessories - we can take you through exit, entry, safety, power, and all other minute details to create a fully rounded kit.
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We have a testing area, we have factory and internal training courses, we build gates and have our own gates that are automated, we attended all industry trade shows in multiple countries and are a member of the AFA, and we pay visits to our chosen manufacturers' factories. All these factors are what have lead to us having so many exclusive additions. When you see and actually use as many products as we have you tend to have many ideas for minor changes that have major impacts. We acted on these ideas and have utilized them to help thousands of customers automate their gates.
The following tools and supplies are suggested in the manufacturer manual for optimal installation. They are not provided by Gate Crafters, however, most tools are available at local hardware stores for purchase or rental. Please refer to the Installation Manual for Tools Needed. Depending on the type of gate, power supply and contributing environmental factors additional tools or supplies may be needed. Please review the product manual associated with this gate opener model for further details. |
Manual: LiftMaster 41A3504-1 Installation Instructions
QB ID: 041A3504-1