This decoder is for converting Märklin/Trix H0 locomotives with built-in high-efficiency motors or other DC motors. The märklin LokDecoder mLD3 has a wiring harness soldered to it. The märklin LokDecoder mLD3 supports the digital formats mfx, MM1, MM2, and DCC. A plug for NEM 652 interface connectors is included for do-it-yourself soldering.
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