LiftMaster LMS24R Strobe, 12/24VDC, Red

The LiftMaster LMS24R Fire Rated Red Strobe is an audio-visual warning device designed for commercial and industrial safety applications. Featuring a high-visibility red strobe and emergency-level audible alert, this unit helps improve awareness in hallways, entry points, loading docks, and other controlled access environments.

Designed for 12VDC or 24VDC operation, the LMS24R offers flexible installation with a simple two-wire connection. Its compact wall-mount housing features angle-contoured edges and an exterior-accessible volume adjustment switch for convenient setup without disassembly.

Key Features

• Audio-visual warning device with red strobe and audible alert
• Compatible with 12VDC and 24VDC systems
• Adjustable alert volume with external rotary switch
• High-visibility red housing with vertical “FIRE” marking
• Compact wall or surface mount design
• Simple two-wire installation
• Strobe flash rate: 1 flash per second

Electrical Specifications

• Nominal voltage: 12VDC or 24VDC/FWR
• Operating voltage range: 8V–17.5V (12V nominal)
• Operating voltage range: 16V–33V (24V nominal)
• Candela rating: 15 candela at 12V / 30 candela at 24V

Compatibility & Applications

• Compatible with LiftMaster DDO8900W and similar commercial operators
• Requires LiftMaster 100MAPS external power supply when used with compatible operators
• Suitable for commercial door systems and controlled access environments
• Requires external on/off or toggle switch for controlled operation

Dimensions

• Length: 5.6"
• Width: 3.46"
• Depth: 1.91"

The LiftMaster LMS24R fire rated red strobe provides a dependable warning solution for commercial facilities requiring visual and audible notification devices. Its adjustable settings, compact design, and flexible voltage compatibility make it suitable for a wide range of safety and access control applications.