The BLOCKsignalling SS2A is an automatic DC model railway shuttle controller with built-in speed control, designed to run a train continuously backwards and forwards. It also provides adjustable waiting times and smooth acceleration for realistic automatic operation.
The SS2A works by using an insulated track gap at each end of the shuttl
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This is my 3rd shuttle controller I've bought from you and think it is brilliant. I had to look back through my phone pdf download would be better in the packaging. Otherwise thank you.
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Thomas · June 3, 2026
Fabolouse piece of kit, still setting it up, cant wait to try the DCC version on another part of the layout. well done to the designers.
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PAUL · May 31, 2026
This is the third controller i am using. They have all worked great. This new version is even easier to set up