FBT coupler is a type of optical power management device that is fabricated using Fused Biconical Tape technology.It features small size, high reliability, cheap cost and good channel-to-channel uniformity, and is widely used in PON networks to realize optical signal power splitting.SZOPT provides a whole series of 1xN and 2xN splitter products that are tailored for specific applications. All products meet GR-1209-CORE and GR-1221-CORE.Both tree and star type inline couplers/splitters are available.Our items provide a reliable solution to split/combine signals.Single,dual,and tripple wavelength windows(1310/1490/1550nm) are available.