DCD-SA3-MD.1 Zen 3-Wire Medium Stay Alive for Zen Black & Blue+ Decoders option-set-w-coach-4 Here we have installed high-tech

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by 2005 the number of SPAs still in service stood at 681

Ideal for branch lines and small layouts

This transformer features two 16v AC outputs with screw terminals attached to connect the wires to

DCD-SA3-MD.1 Zen 3-Wire Medium Stay Alive for Zen Black & Blue+ Decoders option-set-w-coach-4 Here we have installed high-techA single medium Stay Alive with 3 wire connections to the decoder. Totally Plug and Play with Zen decoders. Usable with Zen Black, Zen Blue+, Lenz and ESU or any decoder with three wire connections for Stay Alive. Please note that connection of a DCCconcepts Zen Stay Alive to a non DCCconcepts decoder may invalidate your warranty, please check documentation which came with your decoder for details.