This family of ”Special Splitters” offers many unique features. The SV4SPIH 4-way is unique in that the input port is offset 90 degrees from the vertical output ports. It is ideal for MDU applications. The PCI-8IL is a 8-way head-end splitter with a special through port that can be used for amps, directional couplers, equalizers etc. Also this unit is designed to be integrated into a head-end rack system.