HORIBA LAQUA EC210 Handheld Conductivity / Resistivity / TDS / Salinity / Temperature Meter
Five measurements. Portable performance. Reliable results anywhere.
The HORIBA LAQUA EC210 is a professional handheld water quality meter designed for accurate measurement of conductivity, resistivity, total dissolved solids (TDS), salinity and temperature in the laboratory or out in the field.
Built for demanding everyday use, the EC210 combines accurate multi-parameter measurement with a rugged IP67, shock and scratch-resistant housing. Its backlit LCD provides clear readings, while Auto Stable, Auto Hold and Real Time measurement modes make routine testing straightforward.
The EC210 supports multi-point conductivity calibration, adjustable temperature compensation and multiple TDS and salinity curves, providing the flexibility required across a wide range of water quality applications.
With storage for 500 data sets, automatic data logging and an impressive 500+ hour battery life, the EC210 is an excellent choice for users who need dependable measurements away from the benchtop.
Supplied as a complete kit with conductivity electrode, calibration solutions and carrying case, making it ready for routine laboratory and field testing.
Ideal for agronomy & hydroponics, aquaculture & aquariums, food & beverage, industrial water treatment & wastewater, laboratories, pools & spas and general water quality testing.
Portable. Rugged. Reliable HORIBA performance.
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Manufacturer
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Brand
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Model Number
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Series
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Product Code
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Product Type
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Measurements
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Application
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Conductivity Range
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Conductivity Resolution
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Conductivity Accuracy
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Reference Temperature
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Temperature Coefficient
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Cell Constants
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Conductivity Calibration
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Conductivity Units
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Resistivity Range
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Resistivity Resolution
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Resistivity Accuracy
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TDS Range
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TDS Resolution
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TDS Accuracy
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TDS Curves
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Salinity Range
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Salinity Resolution
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Salinity Accuracy
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Salinity Curves
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Salinity Calibration
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Temperature Range
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Temperature Resolution
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Temperature Accuracy
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Temperature Calibration
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Data Memory
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Auto Data Log
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Measurement Modes
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Auto Shut-Off
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Electrode Status
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Diagnostic Messages
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Meter Inputs
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Display
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Housing
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Power Requirement
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Battery Life
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Dimensions
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Weight
| Manufacturer | HORIBA |
| Brand | LAQUA |
| Model Number | EC210-K |
| Series | LAQUA 200 Series |
| Product Code | WQA-3200779528-1 |
| Product Type | Handheld Conductivity / Resistivity / TDS / Salinity / Temperature Meter |
| Measurements | Conductivity / Resistivity / TDS / Salinity / Temperature |
| Application | Agronomy & Hydroponics / Aquaculture & Aquariums / Food & Beverage / Industrial Water Treatment & Waste Water / Laboratory / Pools & Spas |
| Conductivity Range | Up to 200.0 mS/cm (K=1.0) |
| Conductivity Resolution | 0.05% Full Scale |
| Conductivity Accuracy | ±0.6% FS / ±1.5% FS >18.0 mS/cm |
| Reference Temperature | 15.0–30.0°C adjustable |
| Temperature Coefficient | 0.00–10.00% per °C adjustable |
| Cell Constants | 0.1 / 1.0 / 10.0 Adjustable |
| Conductivity Calibration | Up to 4 Auto / 5 Manual Points |
| Conductivity Units | S/cm / S/m – Selectable / Auto Ranging |
| Resistivity Range | 0.000 Ω·cm – 20.0 MΩ·cm |
| Resistivity Resolution | 0.5% full scale |
| Resistivity Accuracy | ±0.6% FS / ±1.5% FS >18.0 MΩ·cm |
| TDS Range | Up to 100 ppt (TDS Factor = 0.5) |
| TDS Resolution | 0.01 ppm (mg/L) / 0.1 ppt (g/L) |
| TDS Accuracy | ±0.1% full scale |
| TDS Curves | Linear (0.40–1.00) / EN27888 / 442 / NaCl |
| Salinity Range | 0.0–100.0 ppt / 0.00–10.00% |
| Salinity Resolution | 0.1 ppt / 0.01% |
| Salinity Accuracy | ±0.2% full scale |
| Salinity Curves | NaCl / Seawater |
| Salinity Calibration | Yes |
| Temperature Range | -30.0–130.0°C / -22.0–266.0°F |
| Temperature Resolution | 0.1°C / °F |
| Temperature Accuracy | ±0.5°C / ±0.9°F |
| Temperature Calibration | Yes |
| Data Memory | 500 Sets |
| Auto Data Log | Yes |
| Measurement Modes | Auto Stable / Auto Hold / Real Time |
| Auto Shut-Off | Programmable 1–30 Minutes |
| Electrode Status | On-Screen Display |
| Diagnostic Messages | Yes |
| Meter Inputs | BNC – Conductivity Electrode / Phono – Temperature Sensor |
| Display | Custom Backlit LCD |
| Housing | IP67 / Shock & Scratch Resistant / Non-Slip |
| Power Requirement | 2 × AA Batteries |
| Battery Life | >500 Hours |
| Dimensions | 160 x 80 x 40.6mm |
| Weight | Approx. 260 g with Batteries / 216 g without Batteries |
| Manufacturer: HORIBA |
| Brand: LAQUA |
| Model Number: EC210-K |
| Series: LAQUA 200 Series |
| Product Code: WQA-3200779528-1 |
| Product Type: Handheld Conductivity / Resistivity / TDS / Salinity / Temperature Meter |
| Measurements: Conductivity / Resistivity / TDS / Salinity / Temperature |
| Application: Agronomy & Hydroponics / Aquaculture & Aquariums / Food & Beverage / Industrial Water Treatment & Waste Water / Laboratory / Pools & Spas |
| Conductivity Range: Up to 200.0 mS/cm (K=1.0) |
| Conductivity Resolution: 0.05% Full Scale |
| Conductivity Accuracy: ±0.6% FS / ±1.5% FS >18.0 mS/cm |
| Reference Temperature: 15.0–30.0°C adjustable |
| Temperature Coefficient: 0.00–10.00% per °C adjustable |
| Cell Constants: 0.1 / 1.0 / 10.0 Adjustable |
| Conductivity Calibration: Up to 4 Auto / 5 Manual Points |
| Conductivity Units: S/cm / S/m – Selectable / Auto Ranging |
| Resistivity Range: 0.000 Ω·cm – 20.0 MΩ·cm |
| Resistivity Resolution: 0.5% full scale |
| Resistivity Accuracy: ±0.6% FS / ±1.5% FS >18.0 MΩ·cm |
| TDS Range: Up to 100 ppt (TDS Factor = 0.5) |
| TDS Resolution: 0.01 ppm (mg/L) / 0.1 ppt (g/L) |
| TDS Accuracy: ±0.1% full scale |
| TDS Curves: Linear (0.40–1.00) / EN27888 / 442 / NaCl |
| Salinity Range: 0.0–100.0 ppt / 0.00–10.00% |
| Salinity Resolution: 0.1 ppt / 0.01% |
| Salinity Accuracy: ±0.2% full scale |
| Salinity Curves: NaCl / Seawater |
| Salinity Calibration: Yes |
| Temperature Range: -30.0–130.0°C / -22.0–266.0°F |
| Temperature Resolution: 0.1°C / °F |
| Temperature Accuracy: ±0.5°C / ±0.9°F |
| Temperature Calibration: Yes |
| Data Memory: 500 Sets |
| Auto Data Log: Yes |
| Measurement Modes: Auto Stable / Auto Hold / Real Time |
| Auto Shut-Off: Programmable 1–30 Minutes |
| Electrode Status: On-Screen Display |
| Diagnostic Messages: Yes |
| Meter Inputs: BNC – Conductivity Electrode / Phono – Temperature Sensor |
| Display: Custom Backlit LCD |
| Housing: IP67 / Shock & Scratch Resistant / Non-Slip |
| Power Requirement: 2 × AA Batteries |
| Battery Life: >500 Hours |
| Dimensions: 160 x 80 x 40.6mm |
| Weight: Approx. 260 g with Batteries / 216 g without Batteries |







