For mounting up to three power and communication devices with the 5500 Series Raceway. Utilizes 5507 Series Faceplates Wiremold Open System communication modules Ortronics TracJack and Series II inserts and Pass and Seymour Activate Series inserts. For faceplate options see 5507 Series Faceplates. NOTE: CM-EPLA End Plates are required when using Wiremold communication modules and Pass and Seymour Activate inserts. S2-EPL End Plates are required when using Ortronics Series II inserts. To mount TracJack inserts use 5507-4TJ or 5507-6TJ Faceplates.