TCS M4P-3.5"UK, HO Scale Motor Decoder:
This M4 decoder (see M4 for more information) comes connected to a 3.5" (8.89 cm) long harness which is terminated with a 8-Pin NMRA plug rotated 90 degrees from the standard orientation. This allows the decoder to accommodate the UK's narrow gauge locomotives.
 
The M4 is a small form factor hard-wire decoder with 4 lighting functions for HO and N scale installations. This decoder is designed for installations where space is limited.
 
This decoder is also available with 8-pin NMRA plugs or Keep Alive® wires factory-installed. See the "Variants" page for more options.
 
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.
Airwire™ Compatible: Fully compatible with Airwire™ operation.
User-Loadable Speed Tables: Configure custom speed curves and set speed limits.
 
MSRP is $69.95. (Picture courtesy of TCS.)