EN5400ACS v1.9.2.4554 & EN54 Designer 2.7.2.3 (Oct 2026)



Release Notes:

RTP announcements from remote ACS being cut off before completion

Improved startup time, increased 1522lr fault reporting responsiveness, and fixed API responses to large messages on systems with large number of devices/zones.  

Dante Service bug fix related to not always releasing TX Flows

1522LR v2/v3 intermittent faults when requests timeout on busy networks. 

Support Files

firmware_5400Series_Controller_v1_9_2_4554.enupd
EN5400 Designer Setup 2.7.2.3.exe