The Horiba Laqua 3553-10D Conductivity Cell, Submersible Type, # 3014081714 is a conductivity cell with integrated temperature sensor meant for high conductivity water like sea water, and it is designed to dip directly into a sample. HORIBA's superior electrode technology has produced unparalleled tough pH glass bulbs and unique flat sensors. Electrodes have different designs to cater a wide range of applications - from pure water to complex samples.