Connection Box Specifically designed and accessorisied for fiber-optic sensing installation. Add to Quote Cart Category: Geotechnical Engineering Tag: Smartec Description Description The connection box is used to connect the sensors to the main multi-fiber cable. Related products Hydraulic Fracturing System – Mini Frac Read more Alarm Service for Ground Vibrations Read more Electronic Crackmeter – CMP series Read more Borehole Diameter Caliper Read more