The SensoRex pH Electrode pH 16Y981 is a gel-filled pH electrode with a glass body and epoxy body gel filled reference. It has a 12 mm diameter pH bulb and internal temperature sensor. The electrode has a BNC connector and 1 m cable. It has a 3/4" NPT thread mounting and is suitable for water, wastewater and environmental applications. The electrode has a pH range of 0-14 pH, temperature range of 0-80°C, and 12 bar pressure range. It provides accurate pH measurement.