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LiftMaster LA400DC Residential 24VDC Primary Arm
The New LiftMaster LA400DC primary arm replacement for the LA400PKGUL Swing Gate Operator. Unrivaled performance, safety, and accessibility. Rated for gates up to 16ft. or 850 lbs.
Gate Safety and Security
- Security+ 2.0: Safeguards access to a property with an encrypted signal to virtually eliminate interference and offer an extended range with Security+ 2.0.
- Safety Reversing: When detecting an obstruction the gate reverses with the inherent reversing sensor and the included monitored safety accessories.
- Quick Close Feature: With the installation of an optional expansion board, 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 Connectivity
- Securely Monitor and Control: Securely monitor and control gates and doors with myQ® smartphone app (requires additional Internet Gateway unit).
- Easy Access Control: Integrates easily with LiftMaster Access Control Technology such as CAPXL Connected Access Portal or the CAP2D Door Controller.
- Gate Real-Time Alerts: Know when a gate opens with real-time alerts.
- Close with a Tap: Close any gate with a tap, from anywhere. Using the myQ® smartphone app (requires additional Internet Gateway unit).
Capacity
LiftMaster LA400DC Unboxing Video
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.
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Customer Reviews
5.0 Based on 20 Reviews
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Filter Reviews:
TS
04/27/2025
Troy S.
United States
Amazing!!
The package came in great condition with bags of hardware and was very ready to be installed.
05/02/2025
All Security Equipment
We appreciate your feedback! It’s great to hear that the LiftMaster LA400DC arrived in excellent shape. We always aim to deliver a seamless experience from shipping to setup, and it’s great to know we hit the mark.
RM
04/01/2025
Robert M.
United States
LiftMasterLA400DC Residential Primary Arm
Recent Arm purchased as replacement so this review regards original Arm. Unit functioned perfectly; quiet, smooth operation and accurately followed settings. Entire system well designed, engineered and manufactured. Obtaining new arm was easy. Company very responsive.
04/07/2025
All Security Equipment
Thank you for your fantastic review! Your satisfaction means a lot to us, and we look forward to helping with any of your future security or gate automation needs!
DK
03/12/2025
Daniel K.
United States
Smooth Transaction
I was pleasantly surprised with how smooth the transaction went and how quickly the item shipped. Product was as described and worked like a dream. Price was more reasonable than I found anywhere else. Thanks for everything!
03/14/2025
All Security Equipment
Thank you for your fantastic review! We’re so pleased to hear that your transaction was seamless and that you received your LiftMaster LA400DC quickly. It’s great to know the product met your expectations. Thanks for choosing All Security Equipment—we truly appreciate your support!
TR
03/01/2025
Timothy R.
United States
Replacement LiftMaster Arm
Easy to install, finished in 30 minutes, quick delivery.
03/03/2025
All Security Equipment
Thank you for your review! We’re glad to hear that the LiftMaster LA400DC Primary Arm was easy to install and that you had it up and running in just 30 minutes. We also appreciate your feedback on our quick delivery. Thanks for choosing All Security Equipment!
NT
02/08/2025
Nicolas T.
United States
Great product snd fast shipment!
Easy ordering system and product delivered as advertised! Thank you!
02/10/2025
All Security Equipment
Thank you for your great review, Nicolas! We’re thrilled to hear that you had a smooth ordering experience and that your LiftMaster LA400DC Primary Arm arrived quickly. If you ever need any assistance or have future projects, we’re here to help. Thanks for choosing All Security Equipment!