Garage Door Openers
Gate Operators
Access Control Systems
Shop Accessories
Business Solutions
Commercial Door Operators
Shop All Accessories
For Architects
For Builders
For Community Managers
For LiftMaster Partners
myQ Smart Home App
myQ Smart Access
Smart Community Access
Smart Facility Access
myQ Accessories
Gear Kits
Remotes
Shop All Parts
Buyer's Guide
Safety and Compliance
Media and News
Trade Shows and Events
LM21XPBB
Extended Performance Release Device
LM21XPBB Extended Performance Release Device
Overview
Features
Commercial Fire Door Release Devices
Extended Performance Release
Provides the functionality of a standalone fire alarm system. Includes battery backup for installations prone to power outages. Allows you to connect a manually operated Fire Door to a buildng alarm system. UL864 Revision 9 compliant.
Installation & Support
manual
info California Residents: Proposition 65 WARNING