90 dB - 12 VDC wire bell electronic bell for external button

Wired doorbell with 90 dB of sound power, 12 VDC power supply, 3 watts consumption. The connection is extremely simple, it uses only two wires for the power supply (red wire: + 12VDC and black wire: negative) and two wires (green and yellow) to be connected to a normally open button (or to the contact of a relay, etc. ).

Ideal for use in private homes, offices, shops, receptions etc. Dimensions (mm): 80x50x20.

Attention: external button not included. The bell is activated by connecting the yellow and green wires of the doorbell together with an external button or relay.

Connections:

•          Red wire: +12 VDC (power supply)
•          Black wire: GND (power)
•          Green wire (bell): to be connected, via a button (normally open), to the yellow wire
•          Yellow wire (bell): GND (bell)