77-Series Process Electrode

The 77-Series is a popular general purpose in-line (continuous measurement) electrode offering affordable, low maintenance performance for many water applications such as drinking water, industrial water, aquaculture, tank installations or related applications.


3/4" NPT threads on both front & back allow for in-pipe or submersible installations. 26.6mm outer diameter, customizable length.

Available for: pH, ORP, Conductivity, Dissolved Oxygen, ISE, Temperature

Body housing options: CPVC, PVC, Kynar® - PVDF (polyvinylidene fluoride), Stainless Steel (316SS)

  • Sensor guard available and body tube "flats" make it easy to tighten or loosen with a tool
  • Temperature rating dependent on material used, popular for various industrial applications
  • Sufficient room inside body tube for preamps or other signal converters, within limitations

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