Aqua Master Tools P50 Pro pH Temp Meter UK | Professional Waterproof pH & Temperature Meter
The Aqua Master Tools P50 Pro pH Temp Meter is a professional waterproof digital meter designed for accurately measuring pH and temperature in hydroponic nutrient solutions, reservoirs, water tanks, and grow systems. Featuring automatic temperature compensation, easy one-handed operation, and high-precision readings, the P50 Pro is ideal for hydroponics, coco, soil, and aquaponic growing environments.
- ✔ Measures pH and temperature accurately
- ✔ Professional waterproof digital meter
- ✔ Automatic temperature compensation (ATC)
- ✔ Easy 2-point automatic calibration
- ✔ Ideal for hydroponics, coco, soil & aquaponics
£60.00 incl. Vat
💧 Aqua Master Tools P50 Pro pH Temp Meter Guide & Product Information
🌱 Professional pH & Temperature Monitoring for Hydroponics
The Aqua Master Tools P50 Pro pH Temp Meter is a professional waterproof digital meter designed for accurately measuring pH levels and temperature in hydroponic nutrient solutions, reservoirs, water systems, and grow tanks.
Maintaining correct pH levels is one of the most important factors in successful indoor growing. Incorrect pH can lock out nutrients, reduce nutrient uptake, and negatively impact plant health and growth performance.
The P50 Pro provides fast and highly accurate readings, helping growers maintain optimal nutrient solution conditions for healthier plants and improved yields.
Ideal for hydroponics, coco coir, soil growing, aquaponics, and nutrient mixing systems, the P50 Pro is trusted by hobby growers and professional cultivators alike.
If you are learning about nutrient management, read our guide to pH and EC levels in hydroponics.
- ✔ Professional pH and temperature monitoring
- ✔ Fast and highly accurate readings
- ✔ Waterproof housing for grow room environments
- ✔ Suitable for hydroponics, coco, soil, and aquaponics
⚡ Accurate pH Measurement
The Aqua Master P50 Pro accurately measures pH levels within nutrient reservoirs and water systems, allowing growers to maintain optimal nutrient availability for plants.
Maintaining stable pH levels is essential because nutrient uptake is heavily affected by pH balance.
Benefits of accurate pH management include:
- ✔ Improved nutrient absorption
- ✔ Healthier root development
- ✔ Reduced nutrient lockout
- ✔ Better plant growth and yields
The P50 Pro delivers highly stable readings with excellent accuracy for professional nutrient management.
🌡 Simultaneous Temperature Monitoring
In addition to pH monitoring, the P50 Pro also measures solution temperature simultaneously.
Monitoring water temperature is essential because nutrient uptake and dissolved oxygen levels are affected by reservoir temperature.
Maintaining proper nutrient solution temperatures helps:
- ✔ Improve root oxygen levels
- ✔ Reduce root stress
- ✔ Improve nutrient uptake efficiency
- ✔ Help prevent root disease issues
The integrated temperature sensor allows growers to monitor both pH and temperature quickly using one device.
💦 Waterproof IP67 Housing
The Aqua Master Tools P50 Pro features a durable waterproof IP67-rated housing, making it ideal for demanding hydroponic and grow room environments.
The waterproof design helps protect the meter from:
- ✔ Nutrient splashes
- ✔ Moist grow room conditions
- ✔ Accidental water exposure
- ✔ Daily commercial use
This makes the P50 Pro ideal for both hobby and professional growing environments.
🧪 Automatic Temperature Compensation (ATC)
The P50 Pro includes Automatic Temperature Compensation (ATC), ensuring accurate pH readings even when nutrient solution temperatures fluctuate.
ATC automatically compensates for temperature changes during measurement, improving overall reading accuracy and consistency.
This helps growers maintain:
- ✔ More reliable pH measurements
- ✔ Improved nutrient management
- ✔ Greater environmental consistency
- ✔ Professional-level accuracy
🔧 Easy Automatic Calibration
The Aqua Master P50 Pro is designed for simple user-friendly calibration.
The meter features automatic 2-point calibration, allowing growers to maintain long-term measurement accuracy quickly and easily.
Calibration benefits include:
- ✔ Long-term measurement stability
- ✔ Professional accuracy maintenance
- ✔ Simple calibration process
- ✔ Reliable nutrient management
📏 Technical Specifications
- ✔ pH Range: 0.0 – 14.0 pH
- ✔ Temperature Range: 0°C – 50°C
- ✔ pH Resolution: 0.1 pH
- ✔ pH Accuracy: ±0.1 pH
- ✔ Automatic Temperature Compensation (ATC)
- ✔ Waterproof IP67 housing
- ✔ Automatic 2-point calibration
- ✔ Replaceable electrode
🌿 Ideal Applications
The Aqua Master P50 Pro is suitable for:
- ✔ Hydroponic nutrient reservoirs
- ✔ Coco coir nutrient feeding
- ✔ Soil nutrient mixing
- ✔ Aquaponic systems
- ✔ Water quality monitoring
❓ FAQ
What does the Aqua Master P50 Pro measure?
The P50 Pro measures both pH and temperature in nutrient solutions and water systems.
Is the P50 Pro waterproof?
Yes, it features an IP67 waterproof housing suitable for hydroponic environments.
Does it include automatic temperature compensation?
Yes, the meter includes ATC for improved pH accuracy during temperature fluctuations.
Can the probe be replaced?
Yes, the P50 Pro features a replaceable electrode for long-term use.
What growing systems is it suitable for?
It is ideal for hydroponics, coco coir, soil growing, aquaponics, and nutrient reservoir management.

