Founded in 2001, XL Systems Inc has been designing and manufacturing DCC systems and sound decoders for Model Rectifier Corporation (MRC).

We are now starting to sale DCC sound decoders directly to public.

If you’re interested in our sound decoders or have any questions, please contact using the contact form or at . We also sell on the following ebay accounts: xiu_47 or zlin7320 . For international customers please use Ebay global shipping or email to us at

We provide OEM service. Dealers are welcome

We also provide repair services and decoder installations for our cutomer.  Please contact us with details using the contact form or at .

We provide the best value and service to our customer.