SUN-FSW-1x2 Optical Switch is famous for its high performance, low insertion loss, and compact dimension: (L)27. A fiber optic switch is a critical passive component that enables dynamic routing of optical signals between different fiber paths in telecommunications networks, data centers, and test systems. Unlike optical splitters that divide signals, optical switches establish selective connections between. Sun Telecom' s Fiber Optical Switch is a kind of device with the ability of the optical channel switching. It is an ideal component for OADM,OXC,system monitoring and protection. With compact package, it can be easily integrated into a high density.