Touch panel realizes stress-free operation.
Intuitive, and very easy to use.

We’ve used our unrivalled experience together with detailed feedback from hundreds of customers to develop LAQUA, our most outstanding range of laboratory meters yet.
The HORIBA LAQUA series marries advanced technology with stylish design and an easy-to-use touch screen interface. The LAQUA series was developed as a durable meters offering long term reliability for laboratory professionals. Advanced functionalities and a wide array of electrodes provide high precision measurement with improved response time in a huge variety of applications.

1000 Series Custom LCD Meters

LAQUA EC1100 Meter: Click to enlarge
Conductivity Resistivity Salinity TDS 
LAQUA PC1100 Meter: Click to enlarge
pH mV(ORP) Conductivity 
Salinity Resistivity TDS

LAQUA Touchscreen Color LCD Bench Meters

LAQUA F-74 Meter: Click here to enlarge
pH mV(ORP) Ion Conductivity 
Salinity Resistivity TDS
NAVI 2CH USB PC PRT ID Color LCD touch panel display USB/EP/JP
LAQUA DS-72 Meter: Click to enlarge
Conductivity Resistivity Salinity TDS 
NAVI USB PC PRT ID Color LCD touch panel display USB/EP/JP

Various functions

For details, see the specifications.

Handheld TDS Meters

  • One hand operation
  • Shock-resistant, waterproof and dustproof (IP67 rating)
  • Easy-to-view large display shows two measured values simultaneously
  • Visible LCD in dark places

Pocket TDS Meter

  • Determine total dissolved solids in a sample as little as 0.12 mL in just few seconds 
  • LAQUAtwin TDS meter makes testing easy and simple

Conductivity Cells
HORIBA's conductivity cells are used for salinity, total dissolved solids, and resistivity measurements.  Conductivity cells have built-in thermistor for temperature measurement.

HORIBA Offices


Irvine, California

HORIBA Instruments Incorporated Head Office
9755 Research Drive
Irvine California 92618 USA
work +1 800 446 7422
work fax +1 949 468 1790