Milwaukee MW803 pH/EC/TDS/Temp Meter

Milwaukee MW803 Waterproof 4-in-1 pH/EC/TDS/Temp Meter

Milwaukee MW803 is a versatile 4-in-1 meter designed for growers, brewers, hydroponics enthusiasts, and anyone who needs precise control over solution quality. With a single device, you can measure pH, electrical conductivity (EC), TDS, and temperature, ensuring optimal conditions for plants or fermentation processes.

It is a reliable, lightweight, and fully waterproof tester, designed for everyday use both indoors and outdoors.

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Key Advantages

🎯 High Accuracy

• pH accuracy: ±0.05 pH

• EC/TDS: ±2% of full scale

• Temperature: ±0.5 °C / ±1 °F

• Automatic calibration with 5 saved calibration points – faster and more accurate preparation for use than manual calibration.

🔋 Durability

• Replaceable pH electrode

• Double junction design – longer lifespan and more stable readings

• Gel-filled electrode – less maintenance, greater reliability

⚡ Fast Response

• An exposed temperature probe next to the pH electrode ensures fast temperature compensation and stable measurement.

💧 100% Waterproof (IP65)

No more worries about accidental splashes or dropping it in a wet environment.

🪶 Lightweight and Convenient

Weighs only ~100 g (3.5 oz) – up to twice as light as many other testers.

Measurement Ranges

• pH: 0.00 – 14.00

• EC: 0 – 3999 µS/cm

• TDS: 0 – 2000 ppm

• Temperature: 0.0 – 50.0 °C / 32.0 – 122.0 °F

Milwaukee MW803 Manual (Lithuanian)