Global Split4-OF Pro 4 Way Optical Fibre Splitter Dual Window 4 Way Optical Fibre Splitter PRO Fibre Splitters are designed specifically for the Satellite and Aerial industry to support all Global Invacom fibre systems. Sporting easy fit FC/PC connectors, they allow the installer to connect directly rather than using a barrel adaptor to a pigtail. Also designed to equally divide the optical signal generated by the FibreMDU and FibreIRS systems. They are passive, dual window (1310 & 1550nm) and low loss.