The S150C Polycarbonate Body 12mm pH/ORP Electrode can be used with any pH or ORP meter. It is shipped in a soaker bottle for immediate use with a gel-filled sealed reference. A newly designed tip offers pH bulb and ORP platinum protection while maintaining optimum flow through the body's slots. The unit features a measurement range of 0-14 pH (0-12.3 pH without Na+ error), with a rapid pH response speed of >90% in 1 second. The unit offers wetted materials constructed from polycarbonate silicone, pH glass or platinum. The sensor comes with a standard 30-inch cable and BNC connector (US Std. and DIN available at additional cost). The model is RoHS compliant, built using lead-free glass and lead-free solder. Standard versions are clear polycarbonate, with black body versions available in OEM quantities.