LiftMaster HDSL24UL 24VDC Heavy-Duty Variable Speed Slide Gate Operator
The new LiftMaster® line of heavy-duty gate operators with variable speed control makes the challenge of moving the heaviest of gates a thing of the past. This family of smart commercial slide and swing gate operators provides the perfect solution for commercial or residential community environments with oversized gates. Facility and community managers can rely on these operators for 24/7 uptime, secure access, operator longevity, remote monitoring of all access points, and seamless integration with additional LiftMaster safety accessories for a fully connected system.
Includes
- Photocell model LMRRUL with protective hoods
- 5’ resistive safety edge (Model S505AL)
- Two FREE Remotes with Visor Clip (transmitter/remote picture is for demonstration purpose only, compatible remote model will be shipped depending on availability)
Features
Gate Power
- For Gates up to 75 Feet: Rated for heavy gates up to 75 feet in length and 3,000 lbs.
- Continuous Duty Operation: Custom 1.5 HP peak brushless 24VDC motor delivers up to 6 million cycles. Custom large size 70 gearbox.
- Variable Cycle Speed: Adjust to meet application needs .5 ft./sec. to 1 ft./sec.

Gate Connectivity
- Securely Monitor and Control: Powered by myQ® for full insight and control over community and facility access points. Monitor and control multiple communities with Smart Community Access. Improve warehouse efficiency and productivity with Smart Facility Access (when linked with an access control powered by myQ. Cellular data or WiFi® connection required. Test equipment regularly and follow safety instructions.)
- Gate Real-Time Alerts: Know when a gate opens with real-time alerts.
- Wireless Dual-Gate Communication: Synchronizes gate operation and eliminates costly trenching; set speed independently if needed.
Gate Safety and Security
- Quick Close Feature: Prevent unauthorized access with a quick close feature that stops vehicles from tailgating.
- UL Listed: Tested to the most stringent UL 325 industry guidelines. Secondary entrapment devices need to be added to meet UL325 standards. Your Installer will recommend suitable secondary entrapment devices for your installation, such as photo eyes or edge sensors.
- Gate Safety Sensors: Protect people entering or leaving your gate with safety sensors that stop the gate from closing on obstructions.
Compatibility
- HomeLink® Compatible: Compatibility Bridge™ (not included) necessary for certain vehicles.
- HomeLink® is a registered trademark of Gentex Corporation.
Manufacturer's Warranty
- Operator Warranty: 7 Years Residential, 5 Years Commercial
Technical Specifications
- Voltage: 120/240 VAC single phase
- Battery Backup: Yes
- myQ Compatibility: Yes
- Solar: Solar-ready
- UL Usage Classification: I, II, III, IV
- Motor Power: 1.5 HP peak brushless motor
- Soft Start / Stop: Yes
- Operator Duty Rating: Continuous duty, high-cycle, high-temperature
- System Capacity: up to 75 ft./ up to 3,000 lbs.
- Variable Speed: Yes
Capacity

Product Literature
Find answers to our most frequently asked questions below. Got more questions? Reach out to our friendly customer service team, they will be more than happy to assist you.
Product
All Security Equipment is an international wholesale supplier, specializing in parking equipment, gate operators, magnetic locks, door access control, gate access control, security cameras, tactical equipment, and various accessories.
Absolutely! If you have any technical questions or need assistance with the installation and operation of our products, our knowledgeable technical support team is ready to help. Contact us for technical support.
Shipping
Yes, we ship all over the world. Shipping costs will apply, and will be added at checkout. We run discounts and promotions all year, so stay tuned for exclusive deals.
We work with reputable shipping carriers to ensure the safe and timely delivery of your orders. The specific carrier may depend on your location and the chosen shipping method. Rest assured, we prioritize reliable shipping partners.
The shipping time may vary depending on your location and the selected shipping method. During the checkout process, you will be provided with estimated delivery times based on your destination.
Once your order is shipped, you will receive a confirmation email with tracking information. You can use this information to track the status and estimated delivery time of your order.
For any inquiries, assistance, or additional information, you can reach our customer support team via our Contact Page. Feel free to get in touch, and we'll be happy to help.
Orders
Yes, we have a hassle-free return policy. If you are not satisfied with your purchase, please refer to our Return Policy for details on how to initiate a return and the conditions that apply.
It depends on the manufacturer and the product. All options are outlined on the product page, so look out for customization options there.
While we cater to both individual and wholesale customers, specific products may have minimum order quantities for wholesale purchases. Check the product details or contact our team for wholesale order requirements.
Once an order is placed, modifications may be limited. Please contact our customer support team as soon as possible if you need to make changes to your order, and we will do our best to accommodate your request.
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