Aqua Master S300 Pro 2 Substrate pH & Temp Meter (Perfect for Soil!)

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Sale price$220.00 Regular price$240.00

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The Substrate pH/ Temp meter S300 Pro 2 is the ideal digital hand-held meter to measure the pH and temperature of any soft, moist substrate, liquid, or substance. It is suitable for many industries, such as agriculture, horticulture, and the food industry.

This high-quality and easy-to-use meter is extremely accurate and fits perfectly in the hand with a rubber ergonomic back. The pH electrode is connected to a 90 cm cord for easy use. In addition, it has a 2-point automatic calibration that makes it easy to calibrate. The S300 comes with batteries and has a replaceable probe to extend the life of the pen meter.

We recommend storing the meter with KCI storage solution  in the protective cover.



pH: 0.0 ~ 14.0 pH

Temp.: 0°C ~ 50°C (32°F ~ 122°F)


pH: ± 0.1 pH

Temp.: 0.1 ºC (1.0 ºF)


pH: ± 0.1 pH
Temp.: ±0.5°C (32°F)
Temp. compensation: 0°C - 50°C (32°F - 122°F)

Calibration pH: 2 point auto 4.0 - 7.0 pH
Features Battery indicator & automatic temp. compensation
Power supply 3 × 1.5 Volt AG-13 button cell battery (included)
Auto. power-off After 8 minutes
Calibration indicator With correct calibration
Waterproof IP65 (electrodes are IP67 waterproof)
Dimensions 220 x 40 x 40 mm
Weight 158 grams

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