Bachmann 36-569A

Class 90 DCC Loco-Decoder with Servo Motor Operation & Brake function

Manufacturer catalogue image

Manufacturer description

A 21 Pin (21MTC) DCC Decoder configured for use in the Bachmann Branchline Class 90 – models produced from 2021 onwards. Configured to control the servo-motor-operated Pantograph.

Highlights include:

Dual-mode DCC/DC decoder with Back EMF function

1.2A continuous load

Brake Button function for realistic control of braking

Controls the servo-motor-operated Pantograph

Default Functions when fitted to Bachmann Branchline Class 90

F0 - Direction Lights on/off

F1 - Cab Lights (Directional) on/off

F2 - Brake Button

F3 - Day/Night Mode

F4 - Direction Lights Off (Non-Pantograph End)

F5 - Direction Lights Off (Pantograph End)

F6 - Pantograph Up/Down

Operating Modes

NMRA/DCC with 14, 28 and 128 speed steps

Short and Long addresses

DCC and DC operation (DC operation is de-selectable)

Motor Control Features

1.2A continuous load

Variable pulse width frequency motor regulation (up to 40kHz)

Motor output overload protection; Back EMF (de-selectable)

Function Outputs

Pre-configured to operate lights and servo-motor-controlled Pantograph


20.5mm x 15.5mm x 3.5mm

Default Address

Address 3


DCC Service Mode & DCC PoM (Programming on Main)

Additional Features

RailCom® Feedback system

Capacitor connections

This decoder is manufactured on behalf of Bachmann Europe by Zimo. For full technical specifications and instructions, please refer to the Zimo user guide for MX634C at

Catalogue listing

Product Code:
Release date:
Nov/Dec 2022

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