12V buzz light/alarm led/beep alarm signal light

12V buzzer are reliable and attractive appearance, specifications, and applies to electricity, telecommunications, machine tools, ships, textiles, printing, mining machinery and other equipment as directed line signal and distant signal, the accident signal and the indicator signal.

Hole size: 22mm,

Parts adopt imported material, durable, abrasion resistant;
Built-in screw terminal, is more secure and convenient;
Flash buzzer can be made, if you experience problems while flashing sound, allowing you to detect fault conditions;
Volume 80 decibels;
Voice forms: intermittent

Application of environmental

1, environment temperature:-25 c ~+55 c
2, air relative humidity ≤ 98%
3, in the frequency for the 2-80Hz acceleration for 0.7g works;
4, grade 3 pollution levels, installation category class;
5, a "TH" signs can work in a damp environment.

Main technical index

1, power frequency withstand voltage: 2.5KV v (RMS), 1min
Insulation resistance ≥ 2, 2M
3, allows the voltage fluctuation ± 20%
4, comparative tracking index CTI ≥ 100
5, use AC50~60Hz