Model Railway Electronics

Model railway electronics from CMMME, including DCC-EX command station hardware, accessory decoders, servos, relay boards, power supplies and layout control accessories.
This category is focused on practical electronics for DC and DCC layouts, from complete DCC-EX control systems through to parts for turnout control, lighting, automation and layout wiring. Popular options include the DCC-EX CSB1 command station, CMMME Prima DCC decoder, SG90 servos, servo brackets, relay boards and compatible power supplies.

Showing 1–16 of 17 results

  • 3mm LED prewired pack of 10

    Pack of 10 prewired 3mm LEDs for model railway layouts, panels, signals, buildings and general miniature lighting projects.
    £4.00
    Select options This product has multiple variants. The options may be chosen on the product page
  • 5v relay 4/8/16

    5V relay module options for switching accessories, lights and model railway electronics from low-voltage control circuits.
    Price range: £6.00 through £15.00
    Select options This product has multiple variants. The options may be chosen on the product page
  • DCC-EX Case

    A 3D printed DCC-EX case for Arduino, motor shield and WiFi shield command station builds, with enclosure options for neater, better protected layouts.
    Price range: £6.00 through £15.00
    Select options This product has multiple variants. The options may be chosen on the product page
  • DCC-EX CSB1 Command Station

    A ready-to-run DCC-EX CSB1 command station for model railway control, supplied in the UK with WiFi, JMRI compatibility, accessory options and practical setup…
    Price range: £109.00 through £194.00
    Select options This product has multiple variants. The options may be chosen on the product page
  • DCC-EX Motor Shield

    A DCC-EX 8874 motor shield for Arduino-based command station builds, using DRV8874 drivers with integrated current sensing and optional 15V 5A power supply.
    Price range: £42.99 through £64.99
    Select options This product has multiple variants. The options may be chosen on the product page
  • EX-WiFiShield 8266

    The EX-WiFiShield 8266 adds WiFi connectivity to compatible DCC-EX command station builds for wireless throttles, Engine Driver and WiThrottle-style control.
    £19.00
  • Piano Wire 19m

    19m piano wire for model railway point operation, linkages, control rods, craft work and general modelling use.
    £6.50
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