If your looking at this page because your Merlin Control Unit is dead or malfunctioning, you may want to consider upgrading to a new Partner ACS phone system. The Merlin was a great system, but the fact of the matter is the control units are very old and are becoming hard to find.

Upgrading to a Partner ACS phone system is a simple task (see video below), because the wiring for your Merlin is directly compatible with the Partner ACS phone system and we can give you all the technical support you need to program your system and quide you through the process of upgrading your phone system.

Call us at 1-800-339-4588 to get information on how you can start enjoying the benefits of a new Partner ACS phone system.