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Onset HOBO™ Sensors and Probes

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  1. Onset HOBO T-MINOL-130-NL Water Flow Meter with Reed Switch

    T-MINOL-130-NL

    $219.00

    HOBO Water Flow Sensor with Reed Switch


    • Measure Cold and Hot Water Flow Rates: 0.25 to 22.0 gpm
    • Compatible with 3/4" Pipes and 1/2" and 1.0" with Step Downs and Step Ups (Sold Separately)
    • Operating Range: 4.4"C to 82.2"C (40"F to 180"F)
    • Dry Contact Reed Switch with 100mA Max Contact Rating
    • 8 Digit Odometer, Meter Register May be Turned 360° for Easier Readings
    • Lead Free Brass Meets the 2014 "Reduction of Lead in Drinking Water" Act Requirements
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  2. Onset S-FS-CVIA FlexSmart Analog Input Module for Current and Voltage Sensors

    S-FS-CVIA

    $89.00

    Onset FlexSmart Analog Input Module


    • Flexible DC Signal-Conditioning Module
    • Accepts 2 Channels
    • Input Protection and Signal Filtering
    • Excitation Power to wide range of sensors
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  3. Onset HOBO MX2500 Repalceable pH Electrode

    MX2500-ELECTRODE

    $115.00

    MX2500 Replacement pH Electrode


    • Environmental Monitoring of Streams, Lakes, Rivers, Estuaries and Oceans
    • Gel Electrolyte and Double Pellon Junction to Minimize the Chance of Contamination of the Reference Electrolyte
    • Electrode Potentiometric and Temperature Measurements of Samples to Determine pH
    • Plug and Play 3.5mm Connector for Easy Replacement
    • +/- 0.10 pH Accuracy with +/-10°C of Temperature

    The pH electrode has a 6 Month Life.

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  4. Onset HOBO MX2500-END-CAP Replacement Sensor End Cap

    MX2500-END-CAP

    $95.00

    MX2500 Replacement Sensor End Cap


    • Replacement Sensor End Cap
    • Compatible with the Onset HOBO MX2501 pH and Temperature Data Logger
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  5. Onset HOBO MX2001-01-S Stainless Steel Water Level Sensor

    MX2001-01-S

    $350.00

    Onset HOBO MX2001-01-S Stainless Steel Water Level Sensor (0 to 30 ft)


    • Water Level Sensor for MX2001 Bluetooth Data Logger, MicroRX Water Level Stations (RX2103 and RX2104) and RX3000 Remote Monitoring Station
    • 0 to 30 ft Water Depth Range and 0.05% FS Typical Accuracy
    • Durable Ceramic Sensor and Non-Vented Design Reduces Maintenance
    • Stainless Steel Housing

    Includes Protective Cap

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  6. Onset HOBO MX2001-02-S Stainless Steel Water Level Sensor

    MX2001-02-S

    $350.00

    Onset HOBO MX2001-02-S Stainless Steel Water Level Sensor (0 to 100 ft)


    • Water Level Sensor for MX2001 Bluetooth Data Logger, MicroRX Water Level Stations (RX2103 and RX2104) and RX3000 Remote Monitoring Station
    • 0 to 100 ft Water Depth Range and 0.05% FS Typical Accuracy
    • Durable Ceramic Sensor and Non-Vented Design Reduces Maintenance
    • Stainless Steel Housing

    Includes Protective Cap

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  7. Onset HOBO MX2001-03-S Stainless Steel Water Level Sensor

    MX2001-03-S

    $350.00

    Onset HOBO MX2001-03-S Stainless Steel Water Level Sensor (0 to 250 ft)


    • Water Level Sensor for MX2001 Bluetooth Data Logger, MicroRX Water Level Stations (RX2103 and RX2104) and RX3000 Remote Monitoring Station
    • 0 to 250 ft Water Depth Range and 0.05% FS Typical Accuracy
    • Durable Ceramic Sensor and Non-Vented Design Reduces Maintenance
    • Stainless Steel Housing

    Includes Protective Cap

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  8. Onset HOBO MX2001-04-S Stainless Steel Water Level Sensor

    MX2001-04-S

    $350.00

    Onset HOBO MX2001-04-S Stainless Steel Water Level Sensor (0 to 13 ft)


    • Water Level Sensor for MX2001 Bluetooth Data Logger, MicroRX Water Level Stations (RX2103 and RX2104) and RX3000 Remote Monitoring Station
    • 0 to 13 ft Water Depth Range and 0.05% FS Typical Accuracy
    • Durable Ceramic Sensor and Non-Vented Design Reduces Maintenance
    • Stainless Steel Housing

    Includes Protective Cap

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  9. Onset HOBO MX2001-01-TI-S Titanium Water Level Sensor

    MX2001-01-TI-S

    $400.00

    Onset HOBO MX2001-01-TI-S Titanium Water Level Sensor (0 to 30 ft)


    • Water Level Sensor for MX2001 Bluetooth Data Logger, MicroRX Water Level Stations (RX2103 and RX2104) and RX3000 Remote Monitoring Station
    • 0 to 30 ft Water Depth Range and 0.05% FS Typical Accuracy
    • Durable Ceramic Sensor and Non-Vented Design Reduces Maintenance
    • Titanium Housing

    Includes Protective Cap

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  10. Onset HOBO MX2001-04-TI-S Titanium Water Level Sensor

    MX2001-04-TI-S

    $400.00

    Onset HOBO MX2001-04-TI-S Titanium Water Level Sensor (0 to 13 ft)


    • Water Level Sensor for MX2001 Bluetooth Data Logger, MicroRX Water Level Stations (RX2103 and RX2104) and RX3000 Remote Monitoring Station
    • 0 to 13 ft Water Depth Range and 0.05% FS Typical Accuracy
    • Durable Ceramic Sensor and Non-Vented Design Reduces Maintenance
    • Titanium Housing

    Includes Protective Cap

    Learn More | Add to Compare
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