1 Efficient Operation: The premium motor of this siren reaches a rotation speed of 10000 rotations per second, ensuring efficient and fast operation. 2 Long Lasting Performance: With a sustainable working time of over 40 minutes, this alarm siren is reliable and sturdy for extended use. 3 Pure Copper Motor: Made with high strength pure copper, this motor horn alarm siren is resistant to overheating and damage, providing stable operation and a long lifespan. 4 Enhanced Volume: Designed with strict aerodynamic technology and dynamic balance calibration, this sound alarm siren effectively converts wind energy into sound energy, improving volume output. 5 Sound Amplification and Heat Dissipation: Featuring a large heat dissipation and amplification port, this buzzer sound alarm siren offers simultaneous heat dissipation and sound amplification, ensuring extended sound transmission.Item Type: Electric Motor Siren
Material: Plastic, Iron, Copper
Bracket Installation Hole Distance: Approx. 65mm / 2.6in
Size: Approx. 160 x 128mm / 6.3 x 5.04in
Insulation Resistance: 100M (at 500 VDC)
Power: 40W
Guard Rating: IP44
Decibels (A)1m: 116dB
Frequency: 60Hz
Application: Suitable for Residential, Factory, School
Weight: Approx. 589.00g / 20.78oz

What's in the box
1 x Electric Motor Alarm Siren