Description
An extension module for the ESU decoder tester, adding support for LokSound XL V4.0 and LokSound L V4.0 large-scale decoders, complete with an LED monitor for checking outputs. It connects to the tester's extension port.
The convenient way to bench-test and configure large-scale ESU decoders alongside the standard tester.
- Adds: LokSound XL / L V4.0 support
- Includes: LED output monitor
- Connects to: 53900 decoder tester
Brand-new, genuine ESU (Electronic Solutions Ulm). Ships from our shop in Oakville, Ontario.

