Fused Disconnect Safety System serves solar applications.

Capable of recombining up to 24, 1,000 Vdc inputs into one common bus output, Fused Disconnect Safety System (FDSS) 2 complies with NEC 2011 disconnect requirements and offers

[source: http://news.thomasnet.com/fullstory/Fused-Disconnect-Safety-System-serves-solar-applications-20024946]