A very specific request!
Authorized Distributors: If you are a facility owner, you should contact your local Edwards Strategic Partner or licensed fire alarm contractor. They are the only entities authorized to provide and maintain the SDU software for your specific site. est3 sdu software link
EST3 System Programming Manual: Comprehensive guide on logic, rules, and system architecture. A very specific request
and a physical hardware USB key (dongle) for installation and operation. Official Access and Download Information To obtain the 3-SDU software est3 sdu software link