This is an SC/SC fiber optic 19-inch 1U patch panel chassis with 24 SC Duplex In and 24 SC Duplex Out, single-mode duplex OS2. It is a highly flexible fiber management unit that can be used stand-alone. Additionally, we also supply high-quality SC cassettes designed to reduce installation time and cost for optical network infrastructures in the premises environment. All of our products are 100% guaranteed to work, providing you a cost effective solution for all of your network upgrade needs.This is an SC/SC fiber optic 19-inch 1U patch panel chassis with 24 SC Duplex In and 24 SC Duplex Out, single-mode duplex OS2. It is a highly flexible fiber management unit that can be used stand-alone. Additionally, we also supply high-quality SC cassettes designed to reduce installation time and cost for optical network infrastructures in the premises environment. All of our products are 100% guaranteed to work, providing you a cost effective solution for all of your network upgrade needs.