Electrodes & Probes

Shop our selection of highly accurate and simple to use electrodes and probes. Hanna's electrodes and probes boast an excellent value due to their accuracy and affordability.

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  1. HI12973 Titanium Body pH/ORP Electrode for Water Treatment Analysis
    $275.00

    Ships within 1-2 Business Days

    The HI12973 is a titanium body, gel filled, single reference junction pH electrode with a quick connect DIN connector. This sensing portion of this electrode is made with general purpose glass. The HI12973 also has an extendable cloth type junction along with a built-in temperature sensor and amplifier within a single probe design.

    This design consideration is ideal for measuring the pH in municipal and industrial wastewater, swimming pools, and various field applications. The HI12973 is designed for use with Hanna’s HI991003 pH meters.

    Titanium Body

    Built-In Temperature Sensor

    Extendable Cloth Junction

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  2. HI3131B Refillable Combination ORP Electrode
    $160.00

    Ships within 1-2 Business Days

    The HI3131B is a glass body, refillable, single junction ORP electrode with a BNC connector. This electrode has a single ceramic junction as part of the reference cell and a platinum ORP sensing pin.

    This design consideration is ideal for laboratories and general purpose ORP measurements, as well as for use as an indicating electrode in ORP titrations.

    refillable electrode

    Refillable Electrode

     

    Double Reference Junction

    Single Ceramic Junction

     

    Platinum Sensing Pin

    Platinum Pin

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  3. HI3230B Gel Filled Combination ORP Electrode
    $145.00

    Ships within 1-2 Business Days

    The HI3230B is a PEI body, single junction ORP electrode with a BNC connector. This electrode has a single ceramic junction in the outer reference cell and the ORP sensing pin is made with platinum. This design consideration is ideal for ORP measurements in municipal water and quality control applications.

    Durable PEI Body

    Gel Electrolyte

    Platinum Sensing Pin

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  4. HI73120 Spare Electrode for Testers
    $65.00

    Ships within 1-2 Business Days

    The HI73120 is a spare ORP electrode, compatible with the HI98120 ORP Tester. Learn More
  5. HI36183 Combination ORP Electrode with Built-In Temperature Sensor
    $175.00

    Ships within 1-2 Business Days

    The HI36183 is a glass body, refillable, single junction ORP electrode with a built-in temperature sensor and a quick connect DIN connector. This type of connector is proprietary to specific meters such as the HI98190.

    The HI36183 ORP electrode has a single ceramic junction in the outer reference cell and the ORP sensing pin is made of platinum. This design consideration is ideal for laboratories and general purpose oxidation reduction reaction measurements.

    temperature sensor

    Built-In Temperature Sensor

     

    refillable electrode

    Refillable Electrode

     

    platinum sensing pin

    Platinum Sensing Pin

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  6. HI7698194-1 Replaceable pH/ORP Sensor

    The HI7698194-1 is a replaceable pH/ORP sensor for use with Hanna’s family of multiparameter portable meters and probes. The sensor body is constructed of durable PEI material and contains a double ceramic junction design. The HI7698194-1 contains a glass pH sensing tip with a platinum ORP sensing pin. Each module is color coded for easy installation and integration with the probe.

    PEI Body

    PEI Sensor Body

    ceramic double junction

    Ceramic Double Junction Reference

    color coded

    Color Coded Sensor

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  7. HI7609829-1 Double Junction pH/ORP Sensor for HI9829 Multiparameter Portable Meter

    The HI7698194-1 is a replaceable pH/ORP sensor for use with Hanna’s HI9829 multiparameter portable meter. The sensor body is constructed of durable PEI material and contains a double ceramic junction design. The HI7609829-1 contains a glass pH sensing tip with a platinum ORP sensing pin. Each module is color coded for easy installation and integration with the probe.

    PEI Body

    PEI Sensor Body

    ceramic double junction

    Ceramic Double Junction Reference

    color coded

    Color Coded Sensor

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  8. HI5312 Reference Electrode for Samples with Suspended Solids
    $135.00

    Ships within 1-2 Business Days

    The HI5312 is a glass body, refillable, double junction, half-cell reference electrode with a 4 mm banana connector. This electrode has a PTFE sleeve junction in the outer reference cell and is made for use in temperatures ranging from -5 to 80°C.

    This design consideration is made for measurements in samples with suspended solids, and can also be used in a variety of titrations.

    Half-Cell Design

    Refillable Electrode

    PTFE Sleeve Junction

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  9. HI1297D Titanium Body pH/ORP Electrode for Water Treatment Analysis
    $265.00

    Ships within 1-2 Business Days

    The HI1297D is a titanium body, gel filled, single reference junction pH electrode with a DIN connector. This sensing portion of this electrode is made with general purpose glass. The HI1297D also has an extendable cloth type junction along with a built-in temperature sensor and amplifier within a single probe design.

    This design consideration is ideal for measuring the pH in municipal and industrial wastewater, swimming pools, and various field applications. The HI1297D is designed for use with Hanna’s HI991002 and HI991003 pH meters.

    Titanium Body

    Built-In Temperature Sensor

    Extendable Cloth Junction

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  10. HI3133B Platinum ORP Half-Cell Electrode
    $175.00

    Ships within 1-2 Business Days

    The HI3133B is a glass body ORP half-cell electrode with a BNC connector. This sensing electrode is made with a platinum pin and is to be used in conjunction with a reference half-cell electrode. This design consideration is ideal for use in ORP titrations as well as for general purpose measurements.

    Half-Cell Design

    BNC Connection

    Platinum Pin

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  11. HI3148B ORP SMART Electrode with Clogging Prevention System (CPS)
    $235.00

    Ships within 1-2 Business Days

    The HI3148B is a glass body, refillable, open junction ORP electrode with a BNC connector. This electrode features a double junction reference, Hanna’s Clogging Prevention System (CPS™) technology, and platinum sensing ring

    Clogging Prevention System (CPS™) Technology

    Platinum Sensing Ring

    Refillable Electrode

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  12. HI3618D Combination ORP Electrode with Built-In Temperature Sensor
    $160.00

    Ships within 1-2 Business Days

    The HI3618D is a glass body, refillable, single junction ORP electrode with a DIN connector. This electrode has a single ceramic junction in the outer reference cell and the ORP sensing pin is made with platinum.

    This design consideration is ideal for laboratories and general purpose ORP measurements.

    temperature sensor

    Built-In Temperature Sensor

     

    refillable electrode

    Refillable Electrode

     

    platinum sensing pin

    Platinum Sensing Pin

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  13. HI4430B Gel-Filled Combination ORP Electrode
    $160.00

    Ships within 1-2 Business Days

    The HI4430B is a PEI body, single junction ORP electrode with a BNC connector. This electrode has a single ceramic junction in the outer reference cell and the ORP sensing pin is made with gold. This design consideration is ideal for ORP measurements of ozone and applications with other oxidants.

    Durable PEI Body

    Gel Electrolyte

    Gold Sensing Pin

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  14. HI5110B Silver ORP Half-Cell Electrode
    $225.00

    Ships within 1-2 Business Days

    The HI5110B is a glass body ORP half-cell electrode with a BNC connector. This sensing electrode is made with a silver ring and is to be used in conjunction with a reference half-cell electrode. This design consideration is ideal for use in argentometric titrations.

    Half-Cell Design

    BNC Connector

    Silver Sensing Ring

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  15. Digital Glass Body ORP Electrode – HI36180
    $165.00

    Ships within 1-2 Business Days

    HI36180 is a glass body, double junction, refillable ORP electrode with a built-in temperature sensor. This electrode has a single ceramic junction and the ORP sensing pin is made with platinum.

    As a digital ORP electrode, it features a built-in microchip that stores sensor type, serial number, and calibration information. This probe connects to the meter with a 3.5 mm connector. The 3.5 mm connector is proprietary to meters that use digital electrodes. This design consideration is ideal for laboratories and general purpose ORP measurements.

    Built-In Microchip

    Platinum Sensing Pin

    3.5 mm Connector

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  16. Digital Gel Filled PEI Body ORP Electrode for Field Applications – HI36200
    $165.00

    Ships within 1-2 Business Days

    The HI36200 is a PEI body, single junction ORP electrode with a built-in temperature sensor. This electrode has a single ceramic junction in the outer reference cell and the ORP sensing pin is made with platinum.

    The HI36200 electrode features a built-in microchip that stores sensor type, serial number, and calibration information. This probe connects to the meter with a 3.5 mm connector. The 3.5 mm connector is proprietary to meters that use digital electrodes. This electrode also features a rugged PEI (polyetherimide) body that has the chemical resistance of a glass body in an unbreakable plastic making it ideal for field and industrial applications.

    Platinum Sensing Pin

    Gel Electrolyte

    3.5 mm Connector

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  17. Spare pH/ORP Sensor for HI769828 Probe- HI769828-1
    $159.00

    Ships within 1-2 Business Days

    The HI769828-1 combination pH/ORP sensor features a glass sensitive bulb for pH readings, a platinum sensor for redox measurements and a silver/silver chloride double junction reference with gelled electrolyte for use with the HI769828 probe.The electrode has a rugged PEI (polyetherimide) body that offers excellent chemical resistance in an unbreakable plastic making it ideal for field and industrial applications. Each module is color coded for easy installation into the appropriate probe

    PEI Sensor Body

    Cloth Junction

    Color Coded Sensor

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  18. HI769828
    $1,175.00

    Ships within 1-2 Business Days

    The HI769828 is a multiparameter pH/ORP/EC/DO/Temperature probe for use with the HI9828 portable meter. Sensors are automatically recognized by the probe and meter when connected. Sensor replacement is quick and easy with field replaceable, screw type connectors that are color-coded for easy sensor identification. The probe features a multistrand-multiconductor shielded cable with 4m, 10m, and 20m lengths available. It’s rugged, waterproof design makes it ideal for field use.

    Color Coded, Field Replaceable Sensors

    Built-in Microprocessor

    IP68 Rating

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  19. Multiparameter (pH/DO) Probe for HI98196 - HI7698196

    The HI7698196 is a multiparameter pH/DO probe for use with the HI98196 portable meter. It features a quick connect that makes a waterproof connection with the meter. Sensors are automatically recognized by the probe and meter when connected. Any ports not used on the probe will not have the parameter displayed on the meter. Sensor replacement is quick and easy with field replaceable, screw type connectors that are color-coded for easy sensor identification. The probe features a multistrand-multiconductor shielded cable with 4m, 10m, 20m, and 40m lengths available. It’s rugged, waterproof design makes it ideal for field use.

    Multi-function sensor

    Color Coded, Field Replaceable Sensors

    quick connect

    Quick Connect

    calibration beaker

    IP68 Rating

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  20. Multiparameter (pH/EC) Probe for HI98195 - HI7698195

    The HI7698195 is a multiparameter pH/EC/Temperature probe for use with the HI98195 portable meter. It features a quick connect that makes a waterproof connection with the meter. Sensors are automatically recognized by the probe and meter when connected. Sensor replacement is quick and easy with field replaceable, screw type connectors that are color-coded for easy sensor identification. The probe features a multistrand-multiconductor shielded cable with 4m, 10m, 20m, and 40m lengths available. It’s rugged, waterproof design makes it ideal for field use.

    Multi-function sensor

    Color Coded, Field Replaceable Sensors

    quick connect

    Quick Connect

    calibration beaker

    IP68 Rating

    Learn More

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