LiftMaster 811LMX Security+ 2.0 12-Code Switch DIP Gate Remote Replaces 811LM

Manage multi-tenant gates, commercial entry points, and high-density parking facilities with the genuine LiftMaster 811LMX 1-Button Security+ 2.0 DIP Switch Gate Remote Control. The 811LMX serves as the official advanced replacement for the discontinued 811LM and 813LM transmitters. Equipped with 12 programmable on/off code switches, this remote transmits an encrypted digital signal across simultaneous narrowband tri-frequencies (310, 315, and 390 MHz) to ensure maximum signal range and interference rejection.

Designed primarily for commercial and gated community applications, the 811LMX allows property managers to set identical DIP switch codes across multiple remotes, enabling instant fleet duplication without needing to reprogram the receiver.

Direct Replacement For Discontinued Models:

• LiftMaster Part Numbers: Replaces and supersedes 811LM, 811LMXMC, and 813LM commercial DIP transmitters.

Commercial Receiver & Operator Compatibility:

Compatible with LiftMaster commercial receivers and gate operators utilizing Security+ 2.0 DIP technology, including:

• LiftMaster Radio Receivers: 850LM, 860LM
• Gate & Commercial Operators: LiftMaster commercial door operators and high-capacity gate systems equipped with Security+ 2.0 DIP decoding capability.

Product Features & Specifications:

• 12 Programmable DIP Switches: Set matching codes for quick multi-remote distribution without receiver relearning.
• Security+ 2.0 Encryption: Advanced digital rolling/encrypted signal security for commercial properties.
• Tri-Frequency Narrowband: Operates simultaneously on 310, 315, and 390 MHz for superior range and clarity.
• Single-Button Operation: Dedicated button configured for clean, reliable gate or door activation.
• Visor Mount Design: Compact housing includes a heavy-duty clip for secure vehicle attachment.
• Power Source: Long-life 3V lithium coin cell battery included.
• Dimensions: 3.125″ L x 1.75″ W x 0.625″ D
• Included Accessories: Visor clip, battery, and programming instructions.
• Warranty: 1-Year Manufacturer Warranty.

Important Compatibility Exclusions (Will NOT Work With):

• Residential Garage Openers: Will NOT work with standard residential garage door motor heads (such as standard residential belt/chain drive openers utilizing learn buttons). Designed strictly for commercial receivers and gate operators.

Older DIP Systems: Incompatible with legacy 300 MHz, 300 MHz multi-code, or 300 MHz DIP systems unless paired with a compatible Security+ 2.0 commercial receiver.