
pH Sensor
Accurate Water Quality Monitoring for Healthier Yields
Take the guesswork out of pH management with Link4’s precision pH Sensor. Built for harsh environments and unknown solutions, this sensor ensures consistent, reliable readings— protecting your crop and optimizing nutrient absorption.
Key Benefits:
- Monitors water pH for consistent crop health
- Compatible with Link4 systems
- Durable, virtually unbreakable polycarbonate body
- Extended shelf life, ready-to-use out of the box
- Low-maintenance sealed gel design prevents contamination
$346.00
Shipping calculcated at Checkout | *17% surcharge calculated on all hard goods.


- pH Range: 0–14
- Temperature Range: Up to 80°C
- Sensor Body: Polycarbonate
- Connection: BNC- compatible
- Warranty: 1-year limited
1. What type of systems is this sensor compatible with?
It works with any meter accepting a BNC connection and integrates with the Link4 systems.
2. Is it suitable for challenging samples like wastewater?
Yes, the sensor features double junction protection for enhanced chemical compatibility.
3. Do I need to calibrate it often?
The sealed gel design minimizes maintenance, but periodic calibration is recommended for accuracy.
4. What’s the shelf life of the sensor?
It has an extended shelf life and is guaranteed for one year.
Link4 Cloud for Web, Android, and iOS
The Link4 Cloud is the latest innovation to Link4’s Cloud technology, supporting the new Pearl controller.
Monitor and set your controllers from anywhere. Create reports, view graphs, and collect data. Log notes using the Grow Journal. Do all of this and more using the intuitive user interface.
