The Telephone Ringer Relay Switch is easy to install answer. Once fitted to your phone line it can be used to activate an external siren, buzzer, bell, light, etc. in synchronisation with the incoming ringing signal.
The relay is rated to carry up to 230Vac or 28Vdc @ 3A maximum and is completely isolated from the telephone line.
The board does not affect normal telephone operation and can be left permanently connected to the line. Powered from the phone line so no external power supply required.
Available as a self-assembly kit or pre-assembled module (unboxed). The board has holes to take an optional RJ11 telephone socket (Order Code AS8122-RJ11).Specifications
|Power supply||Taken directly from phone line|
|Output Type||1 x SPDT Relay|
|Output Load||Up to 230Vac or 28Vdc @ 3A maximum|
|Output Connections||NO, NC, C (Relay FAQ)|
|Board Dimensions||~ 50 x 40 x 25 mm|
|Board Connections||Screw terminal blocks (holes for optional RJ11 socket)|
|Product Formats||SELF-ASSEMBLY Electronic Kit (KT)or|
PRE-ASSEMBLED Electronic Module (AS) Product Formats Info
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