LiftMaster LMSS24R Fire-Rated Speaker Strobe

Fire-Rated Speaker Strobe for Reliable Emergency Alerts

The LiftMaster LMSS24R is a fire-rated red speaker strobe designed for indoor wall-mounted emergency notification systems. This high-performance alarm device features auto voltage selection (12V/15cd or 24V/30cd) and field-selectable candela settings up to 185cd, ensuring clear, visible, and audible alerts in fire and emergency situations. With a rotary switch for horn tone adjustment and two volume selections, it delivers reliable 77-86 dBA sound output for various safety requirements. Built for regulated 12V or 24V DC operation, it meets strict fire safety standards for commercial and industrial applications.

Key Features

• Fire-Rated Speaker Strobe for emergency warning systems
• Auto Voltage Selection: 12V (15cd) or 24V (30cd)
• Field-Selectable Candela Settings: 15, 30, 75, 95, 110, 135, 185
• Powerful Sound Output: 77-86 dBA with adjustable horn tone
• 1 Flash Per Second Strobe Rate for enhanced visibility
• Indoor Wall-Mount Design – Compact & easy to install
• Operating Temperature Range: 32°F to 120°F (0°C to 49°C)
• Regulated 12VDC or 24VDC/FWR for reliable operation

Technical Specifications

• Nominal Voltage: 12VDC / 24VDC
• Operating Voltage Range: 8V-17.5V (12V) | 16V-33V (24V)
• dBA Output: 77 dBA (1/4W) to 86 dBA (2W)
• Humidity Range: 10%-93% non-condensing
• Strobe Flash Rate: 1 flash per second
• Dimensions: 5.6" L × 3.46" W × 1.91" D (143mm × 119mm × 49mm)

Conclusion

The LiftMaster LMSS24R Fire-Rated Speaker Strobe provides clear visual and audible emergency alerts for commercial and industrial fire safety systems. With adjustable sound levels, field-selectable candela settings, and reliable 12/24VDC operation, it ensures efficient performance in fire alarm applications. Check your building safety requirements to confirm compatibility before ordering.