Siemens Building Technologies, Inc. HVAC Products
SCU - Standalone Control Unit
Repaired SCU Version 5 Controller Board Protocol 2 V4 Point Board and 3MB total memory, 1MB RAM Programmed with version 12.51h English Firmare
Made in USA
Product Number: R545-765
Revision 03
Date Code: 0527
Landis & Gyr Powers, Inc.