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SKU: 1482
$36.95 Regular Price
$19.95Sale Price

The T4-LED now includes a 2-pin JST Plug for the KA-P Family of KeepAlive® devices.


KeepAlive® device not included.

The T4-LED is a non-sound decoder with 4 lighting functions. Each lighting function output (F0F, F0R, F1, and F2) has an on-board resistors for use with LED's. This decoder may be hard-wired or plugged directly into any locomotive with a 9-pin JST plug.

The T4-LED includes a 2-pin JST Plug for the KA-P family of KeepAlive® devices.

Use the standard T4X decoder if your locomotive uses incandescent bulbs.


Note: As of August 2022, All T4-LED decoders now come equipped with a plug/jack for a Keep Alive® with the corresponding 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.


  • RailCom®: This feature allows the decoder to talk to the command station. RailCom supports expansion for new features.


  • Variable Momentum: Allows you to make custom acceleration and deceleration curves.


  • LED Support: This product does not require external resistors when connecting LED's.


  • 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.


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