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The value that matters
With the testo 206-pH series, Testo offers devices that deliver your pH value & temperature with pinpoint precision – clearly, instantly, reliably.
Price now reduced from 01.07.26 until 31.08.26 when ordering on the Testo webshop with the discount code “TestoPH10”!
Why pH is the number you can’t afford to get wrong
Whether in food production, water quality control, or laboratory analysis: the pH value is the critical indicator that determines safety, quality, and compliance. One wrong reading can compromise an entire batch, a process, or a result. You need a measurement you can trust.
Precision in your hand –
now reduced in price
The testo 206 devices are engineered for professionals who need accurate pH & temperature readings on the go. Compact, robust, and intuitively designed — it gives you the value that matters, exactly when you need it.
Now 10% off with the code “TestoPH10”!
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testo 206-pH1
ideal for measuring liquids
robust, waterproof and dishwasher-safe
maintenance-free gel electrolyte
testo 206-pH2
ideal for measuring semisolid media & viscous and protein-containing foodstuffs
maintenance-free gel electrolyte
Trusted across industries
Precise pH measurement is critical in more fields than you might think. Wherever quality, safety, or compliance depends on a reliable value — testo 206 devices are there.
From raw ingredients to finished products, pH is a key quality indicator in food production. Monitor fermentation processes, ensure proper meat aging, verify dairy freshness of e.g. fish, and guarantee that your products meet food safety standards.
Clean water starts with accurate measurement. Use the testo 206-pH1 to monitor drinking water quality, control wastewater treatment processes, and ensure that discharge meets environmental regulations. Reliable pH data protects both people and ecosystems.
In chemical manufacturing, paper production, pharmaceuticals, and many other industries, pH is a core process parameter. The testo 206-pH3 with its use-case specific external probes helps operators monitor and control pH levels in real time, preventing costly deviations and ensuring consistent product quality.
In analytical environments, precision is non-negotiable. The testo 206-pH3, combined with use-case specific external probes, delivers reproducible, fully documented results — whether in R&D, quality assurance labs, or educational institutions. Reliable calibration ensures your measurements hold up to scientific scrutiny every time.
Maintaining the correct pH balance in pools and spas is essential for user safety and equipment longevity. The testo 206-pH1 makes routine checks fast and accurate — keeping water clean, safe, and comfortable.
Soil pH directly impacts nutrient availability and crop yield. With the testo 206-pH3 and a compatible external probe, agronomists and farmers can quickly assess soil conditions in the field and take targeted action to optimize growing environments.