Train Control Systems MC4A decoder W/O harness for HO or N Scale

$41.95 $39.95


This MC4 decoder (see MC4 for more information) comes without a harness. This can be used with any of the MC-Series harnesses we offer or directly plugged into locomotives which feature an internal 7-Pin JST male connector.

  • Back EMF Load Compensation:

Provides superior slow speed control and high performance under load.

  • Quiet Drive:

Super-quiet motor control for “buzz” free motor performance.

  • DC Mode:

Decoder will automatically detect DC power. You can also configure how your lighting effects function on DC.

  • Variable Momentum:

Allows you to make custom acceleration and deceleration curves.

  • Incandescent Bulb Support:

This decoder can be used with 12 Volt bulbs.

  • Function Remapping:

Buttons 0 through 12 may be used to control the lighting functions of this decoder.

  • Programmable Lighting Effects:

Choose from 20 separate user-programmable lighting effects!

  • Dimmable Brightness:

Configure multiple different brightness levels for your LED’s or incandescent bulbs.

  • Decoder Lock:

Feature which prevents accidental/unwanted programming while activated.



Dimensions (L x W x H): 0.419” x 0.71” x 0.191” or 10.63mm x 18.02mm x 4.85mm

Scale: HO Scale N Scale

Continuous/Peak: 1.0/2.0 Amp

Total Functions: 4

Function Rating: 100 mA

12V Outputs: 4



Decoder Literature:  MC4.pdf

Comprehensive Guide:  Comprehensive-Programming-Guide.pdf