ESU 51970 I/O expansion board 21MTC (4x AUX, 2x Servo) for V4.0 decoders RECSES_2025-3-25_CUR_501 The cars look as they

The cars look as they did around 1985

0 cm / 20-1/16"

The bracket has 4 easily bent tabs for mounting the bracket on the mast

The locomotive looks as it did in Era VI around 2014

Yard signal for use in switching areas

ESU 51970 I/O expansion board 21MTC (4x AUX, 2x Servo) for V4.0 decoders RECSES_2025-3-25_CUR_501 The cars look as theyWith this expansion board you can easily expand your LokPilot or LokSound decoder (with 21MTC interface!): All you need to do is to plug the decoder onto the expansion board and benefit from using 4 additional function outputs (AUX5 through AUX8) for lighting effects, coupler etc. In addition, you are able to connect 2 RC servos! The 5V voltage needed (for this) will be also provided. The highlight of the expansion board is surly the control