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TCS 1479 KAM4-LED DCC Decoder - Hardwire     This decoder is a M4 decoder with built in Keep-Alive™, and will keep your locomotive operating for 6-15 seconds without power (As a result of dirty track, poor contacts, etc.). This decoder is...

TCS 1485 KAM4 DCC Decoder - Hardwire     This decoder is a M4 decoder with built in Keep-Alive™, and will keep your locomotive operating for 6-15 seconds without power (As a result of dirty track, poor contacts, etc.). This decoder is...

TCS 1561 AZL2D5 DCC Decoder - Z Drop-in Board for American Z Line (AZL) SD40-2 The AZL2D5 is a drop-in decoder for American Z Line SD40-2 and SD40T-2 locomotives. See the Compatibility tab for a full list of compatible engines. Attaches with four...