Product overview A 24V motor horn buzzer siren designed for clear, longdistance alarms in industrial, institutional, and residential settings. Built with a pure copper motor and a sturdy iron housing, it delivers reliable volume output while resisting deformation and oxidation. Key features and benefits volume output: Produces at least 110 dB for audible alerts across large areas. Pure copper motor: Stable operation with reduced overheating, extending service life. Efficient sound conversion: Multiwing impeller uses aerodynamic design to convert wind energy into sound energy, improving sound generation efficiency. Enhanced projection and cooling: Wide heat dissipation outlet amplifies sound while dispersing heat for clearer, sustained alarms. Durable construction: Iron housing treated with spray paint for resistance to deformation and oxidation, improving longterm reliability. Weather resistance: IP44 waterproof grade suitable for indoor and covered outdoor installations. Electrical safety and durability: Insulation resistance 100 MΩ at 500 V DC; withstands 500 VAC at 50/60 Hz for 1 minute during testing. Compatible frequency and power: Operates at 50/60 Hz with 40 W power rating. Specifications Style: 24V Item type: Motor horn buzzer siren Material: Iron housing, copper motor components Frequency: 50/60 Hz Sound level: at least 110 dB Insulation: 100 MΩ at 500 V DC Dielectric withstand: 500 VAC, 50/60 Hz for 1 minute Power: 40 W Protection grade: IP44 waterproof Installation and use Designed for 24 V systems; install according to the appropriate voltage supply and wiring standards. Mount the unit in a position with clear sound projection and adequate ventilation for cooling. Suitable for fixed installations in factories, schools, troop facilities, entertainment venues, ranches, and home protection systems. Practical scenarios Factory shift change and emergency alert: Use to signal shift start and stop or to sound alarms during evacuation. School or training facilities: Acts as a durable bell or drill siren for routine alerts and emergency notifications. Outdoor venue and ranch use: Provides clear, volume alerts for crowd management, livestock control, or perimeter warnings in covered outdoor areas. Package contents 1 x Motor horn buzzer siren This siren combines robust materials, efficient acoustic design, and tested electrical resilience to deliver dependable, volume alarms for a wide range of applications.