This unique adapter panel can house up to 12 LC Duplex or 24 LC Simplex feed-through couplers. LC adapter panels have optional Blue or Aqua couplers for 10 Gigabit Multimode 50/125 applications. Each adapter panel has dust caps on each side to provide protection from airborne particles that can damage your connectors. Chameleon Brand Fiber Adapter Panels are Corning CCH compatible.