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  • PH105
  • Manufacturer has 8 in stock
    This stock is typically available to ship in 3 - 5 working days.



  • Easy to clean, rugged flat surface pH electrode
  • Interchangeable with ExStik Chlorine or ORP meters
  • Complete with protective connector cap
  • Measures in liquids, semisolids, and solids
  • ATC via built-in Pt-1000 sensor


The Extech PH105 Replacement pH Electrode Module features a rugged design and is interchangeable with ExStik® Chlorine or ORP meters. It can also measure in liquids, semisolids, and solids and has automatic temperature control via its built-in Pt-100Ω sensor.