![Liftmaster LA400 for single piece gate includes control box [LA400PKGULMC]](https://cdn11.bigcommerce.com/s-32eq2wsbti/images/stencil/1280x1280/products/15252/227098/liftmaster-la400-for-single-piece-gate-includes-control-box-la400pkgulmc-la400pkgul__08986.1725051299.jpg?c=2 "Liftmaster LA400 for single piece gate includes control box [LA400PKGULMC]")
![Liftmaster LA400 for single piece gate includes control box [LA400PKGULMC]](https://cdn11.bigcommerce.com/s-32eq2wsbti/images/stencil/500x659/products/15252/227098/liftmaster-la400-for-single-piece-gate-includes-control-box-la400pkgulmc-la400pkgul__08986.1725051299.jpg?c=2 "Liftmaster LA400 for single piece gate includes control box [LA400PKGULMC]")
LiftMaster LA400PKGULMC Single Swing Gate Operator with MyQ Technology
The LiftMaster LA400PKGULMC (LA400) is a premium 24VDC linear actuator swing gate operator designed for residential driveways and light commercial applications. This complete single-gate kit delivers smooth, quiet operation, MyQ® smartphone monitoring/control, and ultra-reliable battery backup.
Perfect for new installations or upgrading existing gates up to 16 ft long or 850 lbs. Fully UL325 compliant with monitored safety devices included.
Key Features
- 24VDC linear actuator – smooth, quiet soft start/stop operation
- MyQ® Technology – monitor and control your gate from anywhere via smartphone
- Security+ 2.0® radio – extended range and superior interference protection
- Battery backup – up to 97 days standby or ~400 cycles on power loss
- Solar-ready and extremely power efficient
- Heavy-duty cast aluminum housing and DC motor
- UL325 compliant – requires monitored safety devices (included)
Gate Capacity
- Maximum gate length: 16 feet
- Maximum gate weight: 850 lbs
Ideal for:
- Residential driveway gates
- HOA / gated community entrances
- Light commercial properties
What's Included in the LA400PKGULMC Kit
- LA400 linear actuator arm
- Control box (LA400CONTUL) with built-in receiver
- Security+ 2.0 built-in receiver
- Monitored safety photo eye (LMRRUL)
- All necessary mounting hardware
- (2) 7Ah batteries for backup power
Everything you need for a complete single-gate installation.
Compatibility
Compatible Remotes (Security+ 2.0)
- 811LMX • 813LMX • 893MAX • 890MAX • 892LT • 894LT
Popular Accessories
- 828LM Internet Gateway (MyQ connectivity)
- MG1300 gate monitor
Easy Installation & Manuals
Download LA400 Full Installation Manual (PDF)
Download LA400 Product Brochure (PDF)
LiftMaster LA400 Error Codes & Troubleshooting
Quick reference for the most common diagnostic codes on the LA400 control board:
| Code | Description / Solution |
|---|---|
| 31 | Main control board failure – reboot or replace board |
| 32/33 | Linear drive disengaged – re-engage arm and check wiring |
| 35 | Max run time exceeded – check for obstruction and reprogram limits |
| 60 | Minimum monitored entrapment devices not installed |
| 61-68 | Eye/edge held or triggered too long – check alignment or obstruction |
| 91/92 | Force reversal – check for mechanical binding or obstruction |
| 99 | Normal operation |
Full error code list and detailed troubleshooting is in the official manual linked above.
Why Choose the LiftMaster LA400PKGULMC?
- Industry-leading battery backup and solar-ready performance
- MyQ smartphone control with free app – no subscription fees
- Proven reliability for thousands of residential and HOA installations
- Quiet, smooth operation that extends gate hardware life
- 2-year manufacturer warranty
Product Summary
LiftMaster LA400PKGULMC – 24VDC single swing gate operator with MyQ, Security+ 2.0, and full monitored safety package. The #1 choice for reliable residential and light commercial gate automation.
