12/24VDC Low Current Mini-Horn Fire Alarm Audible Signaling Device MHT-1224PW, Hotels Dormitories Apartments

The MHT-1224PW is a high-quality remote audible signaling appliance designed for dependable fire alarm annunciation in commercial and residential buildings. This low-current mini-horn operates on either 12 or 24 VDC (automatically determined by input voltage) and delivers reliable audible alarm signals where code-compliant fire notification is required.

Built for versatility, the MHT-1224PW features jumper-selectable temporal 3 or continuous tone operation at 3100 Hz frequency, making it suitable for hotels, dormitories, apartments, and other applications demanding dependable remote alarm signaling. Its compact dimensions (4.48" H × 2.84" W × 0.5" D) and variety of mounting options support both new construction and retrofit installations. The textured high-impact plastic faceplate is available in plain white, and terminal blocks accommodate wire gauges from 12 AWG to 18 AWG.

ANSI/UL 464 listed for fire protective service. Synchronization with the AVSM Series control module is supported. Manufactured in the United States.

• Operates on 12 or 24 VDC — voltage automatically determined by input, simplifying installation flexibility
• Jumper-selectable temporal 3 or continuous tone — meets varied fire alarm code requirements
• Low current consumption — reduces power draw on fire alarm control panels and battery backup systems
• ANSI/UL 464 listed for fire protective service — ensures code compliance for institutional and commercial buildings
• Compact design (4.48" × 2.84" × 0.5") — fits tight spaces while offering multiple mounting options for new and retrofit applications
• Synchronizes with AVSM Series control modules — enables coordinated multi-unit alarm signaling