Aqua Master Tools S300 Pro 2 pH Temp Meter for Substrate

Aqua Master Tools S300 Pro 2 Substrate pH and Temperature Meter

The Aqua Master Tools S300 Pro 2 Substrate pH/Temp meter is a precise, easy-to-use digital hand-held instrument designed to measure the pH value and temperature of soft, moist substrates, liquids, and other substances. Built for accuracy and convenience, it is an excellent choice for professionals and hobbyists working in agriculture, horticulture, hydroponics, and the food industry.

Accurate pH and Temperature Measurement for Substrates

This substrate pH meter is engineered to deliver reliable readings in a wide range of applications. Whether you are monitoring growing media, soil-based mixtures, nutrient-rich substrates, or other moist materials, the S300 Pro 2 helps you quickly determine the pH level and temperature with confidence. Its digital design ensures clear and straightforward measurements, making routine checks simpler and more efficient.

Ideal for Agriculture, Horticulture, and Food Applications

The Aqua Master Tools S300 Pro 2 is suitable for multiple industries where accurate pH control is essential. In agriculture and horticulture, pH monitoring plays a key role in optimizing nutrient availability and supporting healthy plant growth. In food-related environments, precise measurement of substrate or liquid properties can also be important for quality control and process consistency. Thanks to its versatility, this portable meter is a practical tool for everyday use.

User-Friendly Design with Comfortable Handling

Designed with ease of use in mind, the S300 Pro 2 fits comfortably in the hand and features a rubber ergonomic back for improved grip. The pH electrode is connected with a 90 cm cord, which provides additional flexibility during testing and makes the meter convenient to use in different working conditions. Its portable, hand-held construction makes it well suited for on-site measurements and regular field use.

Automatic Calibration for Better Efficiency

Calibrating the device is simple thanks to the 2-point automatic calibration system. The meter is designed for 4.0 and 7.0 pH calibration points, helping users maintain dependable accuracy with minimal effort. This feature saves time and makes the instrument more accessible, even for users who need frequent measurements and quick setup.

Clear Display, Battery Indicator, and Automatic Temperature Compensation

The meter includes practical features that improve everyday usability. A built-in battery indicator helps you keep track of power status, while automatic temperature compensation supports more accurate readings across the operating range. These functions make the S300 Pro 2 a dependable substrate pH and temperature meter for repeated use in changing conditions.

Durable Construction and Replaceable Probe

Built to last, the Aqua Master Tools S300 Pro 2 comes with a replaceable probe, allowing you to extend the life of the meter over time. This is a valuable advantage for users who need a long-term measurement solution. The device is also waterproof to IP65, while the electrodes are IP67 waterproof, adding an extra level of protection during use.

Recommended Storage for Longer Service Life

To help preserve performance and extend the lifespan of the meter, it is recommended to store it with KCI storage solution in the protective cover. Proper storage supports electrode condition and helps maintain the reliability of the instrument between uses.

Technical Specifications of Aqua Master Tools S300 Pro 2

• pH range: 0.0 to 14.0 pH
• Temperature range: 0°C to 50°C (32°F to 122°F)
• pH resolution: ± 0.1 pH
• Temperature resolution: 0.1°C / 1.0°F
• pH accuracy: ± 0.1 pH
• Temperature accuracy: ±0.5°C / 32°F
• Temperature compensation: 0°C to 50°C (32°F to 122°F)
• Calibration: 2-point automatic calibration, 4.0 - 7.0 pH
• Power supply: 3 × 1.5V AG-13 button cell batteries included
• Auto power-off: after 8 minutes
• Waterproof rating: IP65, electrodes IP67
• Dimensions: 220 x 40 x 40 mm
• Weight: 158 g

Compact Size and Practical Portability

The compact dimensions of the S300 Pro 2 make it easy to store, carry, and use wherever measurements are required. Its slim body and lightweight form factor support comfortable daily handling, while the portable design makes it suitable for both professional and mobile applications. This is a useful feature for users looking for a reliable electronic pH meter for water and substrate-related measurements.

Why Choose the Aqua Master Tools S300 Pro 2 Substrate pH Meter?

If you need a dependable digital meter for measuring pH and temperature in soft, moist substrates and liquids, the Aqua Master Tools S300 Pro 2 is a strong choice. It combines accuracy, portability, easy calibration, and practical features in one durable instrument. With a comfortable grip, waterproof design, replaceable probe, and automatic temperature compensation, it is designed to support efficient and consistent testing in demanding environments.

Perfect for Everyday Monitoring and Professional Use

Whether you are managing crops, checking growing media, monitoring nutrient conditions, or performing quality checks in food-related processes, this substrate pH and temperature meter offers the precision and convenience needed for regular use. It is a professional-grade tool that helps you make better decisions based on accurate measurements.