This Easy Harmony XB2 indicating bank buzzer is an accessory designed as an audible unit for custom assembly. It is supplied with 220V AC. This single component pilot light provides clear audio feedback on the status of your machines. Its plastic bezel makes it ideal for applications requiring good resistance to chemical agents. This buzzer provides a classic interface for audio indicators in your machines. It is easily installed into standard 22mm diameter cut-outs and connected with simple screw-clamp connections. It is clearly distinguishable audiably at a distance due to clear sound, enabling complex machine statuses to be noticed at a glance. It is IP40 front, making it ideal for operation in generic environments.