barrier rack kit

Barrier Box Rack Mounting Kit (SAP 700293905)
Barrier boxes must be used for out-of-building analog phone extensions. This bracket allows up to 8 IP Office barrier boxes to be rack mounted and simplifies the number of connections to the protective ground point in the rack. This kit must be used when more than 3 barrier boxes are in use and supports a maximum of 16 barrier boxes for a single external expansion module.