MT-Link 1+16 Single-mode Planar Lightware Circuit Splitter (PLC Chassis type) are developed based on unique silica glass waveguide process with reliable precision aligned fiber pigtail in a miniature package, it provides a low-cost light distribution solution with small form factor and high reliability. The PLC type devices have high performance in terms of low insertion loss, low PDL high return loss and excellent uniformity over a wide wavelength range from 1260nm to 1650nm and working in temperature from -40C to +85C.