AquaMaster P50 Pro Meter - pH, temperature

Aqua Master P50 Pro – pH & Temperature Meter for Cannabis Cultivation

Dial in Your Nutrients with Precision

Maximize your cannabis yields by ensuring your water and nutrient solution are perfectly balanced with the Aqua Master P50 Pro pH & Temperature Meter. Designed for serious growers, this reliable and easy-to-use tool delivers accurate pH and temperature readings—essential for healthy root development, optimal nutrient uptake, and stress-free plants from veg to harvest.

Built for Growers, Trusted by Professionals

Whether you're growing in coco, hydro, soil, or DWC, maintaining the correct pH and temperature in your feed solution is critical. The P50 Pro makes it simple:

• Accurately measures pH and temperature

• Ideal for nutrient mixes, runoff water, and reservoir monitoring

• Pre-calibrated and includes batteries—ready to use out of the box

• User-friendly interface with one-button operation and quick switching between °C/°F

How to Use for Best Results:

1. Soak the meter in tap water for 12 hours before first use.

2. Rinse the electrode with distilled water and dry.

3. Turn the meter on and submerge in your nutrient solution or runoff.

4. Stir gently and read your pH and temp on the digital display.

5. Rinse and store the electrode with KCI solution to extend sensor life.

Reliable, Grow-Tough Design

• IP67 water-resistant casing protects against spills and splashes

• Lightweight and portable—perfect for indoor tents or greenhouse setups

• Auto shut-off after 8 minutes to preserve battery life

• Clear, backlit screen for quick readings in low light

Technical Specs:

• pH Range: 0.0 – 14.0

• Temp Range: 0°C – 50°C (32°F – 122°F)

• Resolution: 0.1 pH / 0.1°C

• Accuracy: ±0.1 pH / ±0.5°C

• Calibration: 2-point auto (pH 4.0 & 7.0)

• ATC: Automatic Temperature Compensation

• Water Resistance: IP67

• Power: 3 x AG-13 batteries (included)

• Size: 220 x 40 x 40 mm | Weight: 102 g

Why It Matters in Cannabis Growing

Cannabis plants thrive within a specific pH range (5.8–6.5 in coco/hydro)—outside of that, nutrients get locked out. The Aqua Master P50 Pro helps you stay dialed in, reducing deficiencies and boosting plant health throughout the grow cycle.

Take control of your grow.
Get accurate. Get consistent. Get the P50 Pro.