MarMonix MPH 300 PH Meter

MarMonix MPH 300 Portable Digital pH & Temperature Tester for Liquids

The MarMonix MPH 300 is a compact and precise digital PH meter designed for professional measurement of pH values and liquid temperature. With its wide pH range of 0.0 to 14.0 and temperature range of 0 to 60 °C (32 to 140 °F), it is ideal for applications in agriculture, medicine, food safety, laboratories, and environmental protection.

Equipped with a large LCD display with backlight, the MPH 300 provides clear readings even in low-light environments. Its data hold function locks the measured value, while the auto power-off feature helps conserve battery life. Users can easily switch between Celsius and Fahrenheit with a simple press of the unit button.

The device supports multiple calibration methods – either sequential calibration (pH 4.00, 6.86, 9.18) or single-point calibration, ensuring high measurement accuracy. With a lightweight design of only 83.8 g and powered by three LR44 button batteries, it offers both portability and reliability for field and laboratory use.

MarMonix MPH 300 PH Meter Key Features

• Wide pH measuring range: 0.0 ~ 14.0

• High resolution: 0.01 / 0.1 with low measurement error

• Integrated temperature measurement (0–60 °C / 32–140 °F)

• Temperature compensation for improved accuracy

• LCD screen with backlight for easy readability

• Data hold, auto power-off, and low battery indication

• Lightweight and portable: 83.8 g

• Suitable for agriculture, food, medicine, and environmental testing