If you are doing a difficult DCC install such as installing a speaker into the tender of a steam loco you have probably already worked out that its better to use a little plug and socket so that the tender and loco can still be separated.
5x Plug & Socket Connector 3 Pin For DCC, Lights , Decoder, TTS, Zimo Loksound
5x Plug & Socket Connector 6 Pin For DCC, Lights , Decoder, TTS, Zimo, Loksound
Vintage Superswitch Timac Electric Time Control Unit Plug Socket Programme
Märklin H0 2x Transformer 66191, 1x Without Plug-Socket, Tested, 230 V 18 VA #
Vintage Superswitch Timac Electric Time Control Unit Boxed Plug Socket Programme
Vintage Superswitch Timac Electric Time Control Unit Plug Socket Programme T1313