Zone Switching Relay Cards

These modules provide relay contact closures for use in switching audio or other control functions. The 408R is capable of switching of 70v or 100V speaker lines. The 409R is capable of switching line level audio signals or control outputs. The 408R can also be used to provide contact closures where higher voltages and/or current may be involved. Major Features 5 line relays, each with 2 switching contacts. Phoenix type connector for all contacts. 5 relay control-LED‘s. Configuring the signal distributor is possible through separating wire-bridges. 12 DCS relay modules can be cascaded.


Depth 9.6" (245mm)
Height 3.2" (80.6mm)
Weight Net 496lbs (225kg)

Width 1.5" (37.5mm)


Name Size Date
Environmental Compliance Document 148KB Oct 3, 2017
Name Language Size Date
DCS System Engineering Data Sheet EN 767KB Dec 26, 2007
Name Language Size Date
Service Policies for the Americas EN 232KB Apr 25, 2013
Name Language Size Date
Audio 101 - Basic Audio Terminology EN 2.74MB Dec 13, 2012
The EV PA Bible EN 1.14MB Dec 26, 2007