metal doorbell switch 1.In-voltage:110V 2.Application:Hotel 3.Display room NO.,with doorbell button,display service request

Item: metel doorbell switch

Size:R= 150, 

There are  2 kinds : 

1.Low voltage 12V- door chime:Use together with whole system(Bedside control panel,Master control case,Energy saving switch,and so on).Input voltage is 12V.

2.High voltage 220V- door chime:No need to use together with whole system,and can use  independently.That is mean you can directly connect it to 220 Power source wire,because its input voltage is 220V. 

 

Function and Feature: 

1.Can display The number of hotel room ,Do not disturb , and so on.Match a doorbell to use together.

2.Can press the doorbell(It is Weak electricity 12V).

3.It can show the information of whether have customer stay in PC machine.

110V metal doorbell switch manufacturer