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Designed for your water applications, the Hach HQ40d portable meter is an advanced meter that takes the guesswork out of measurements. HQd™ meters connect with InliCAL™ probes that automatically recognize the testing parameter, calibration history, and method settings to minimize errors and setup time.

• Portable meter measures critical water quality parameters - without the need for multiple instruments
• Intuitive user interface for simple operation and accurate results
• Trust your measurements - InliCAL™ smart probes store all calibrations in the probe
• Designed for demanding conditions
• Convenient kit includes everything you need to start testing

  Designed for your water applications, the Hach HQ40d portable meter is an advanced meter that takes the guesswork out of measurements. HQd™ meters connect with InliCAL™ probes that automatically recognize the testing parameter, calibration history, and method settings to minimize errors and setup time.

• Portable meter measures critical water quality parameters - without the need for multiple instruments
• Intuitive user interface for simple operation and accurate results
• Trust your measurements - InliCAL™ smart probes store all calibrations in the probe
• Designed for demanding conditions
• Convenient kit includes everything you need to start testing