SKU: 69104

Hanna HI 9811-5 PH/EC/TDS/T° Meter

Vendor Hanna Instruments
Regular price $299.95
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Key features of Hanna HI 9811-5 PH/EC/TDS/T° meter

Hanna HI 9811-5 PH / EC / TDS / T° Meter (Probe HI 1285-5) 

The HI9811-5 is an economical, wateproof, portable meter that measures pH, conductivity (EC), total dissolved solids (TDS) and temperature (°C) with a single probe.

The meter operation is simplified with dedicated buttons for measurement modes to be be displayed on the LCD and knobs for single point calibration of pH and EC/TDS.
The HI9811-5 is most suitable for agricultural, greenhouse and hydroponic applications.

- 3 in 1 probe with pH, EC/TDS and temperature sensors
- Amplified pH electrode for immunity to electrical noise including from ballasts and pumps
- Large LCD with instructions

Detailed description:

- PH Range : 0 to 14 pH
- TDS Range : 0 to 3000 ppm (mg/L)
- TDS Conversion Factor : 0.5 ppm (mg/L) = 1 µS/cm
- Battery Type / Life : 9V / approximately 150 hours of continuous use
- Environment : 0 to 50°C (32 to 122°F); RH max 100%
- Dimensions : 145 x 80 x 36 mm (5.7 x 3.1 x 1.4”)
- Weight : 230 g (8.1 oz.)



Hanna HI 9811-5 PH/EC/TDS/T° meter is a versatile water tester that helps you accurately measure the pH, EC, TDS, and temperature of water. This product is suited for a wide range of applications, including hydroponics, aquaculture, agriculture, and environmental monitoring.


The meter comes with a HI 1285-5 probe that features a built-in temperature sensor. It allows for rapid measurements and ensures excellent reproducibility. The pH electrode is replaceable, ensuring that you can use the meter for years without having to replace the entire unit.


The large LCD screen displays critical information such as pH, EC, TDS, temperature, and calibration guidelines. The screen is easy to read, even in low light conditions. This meter is simple to use and requires no special training to operate.


The meter is equipped with an automatic temperature compensation feature that ensures accurate measurements even in fluctuating temperatures. It comes with a stable and reliable circuit that ensures consistent readings even in rough environments. The meter also has a low battery indicator to ensure that you do not face interruptions in your measurements.


The package includes everything you need to get started, including the meter, probe, calibration solutions, and a carrying case. The durable carrying case ensures that you can carry the meter safely to your testing locations. You can also store the meter in the case when not in use.


Get the Hanna HI 9811-5 PH/EC/TDS/T° meter today and experience the ultimate water testing solution. The product is backed by a one-year warranty, ensuring your satisfaction with the product.