Keep your pH measurements accurate with the genuine Bluelab pH Pen Plus Replacement Probe. Designed exclusively for the Bluelab pH Pen Plus, this replaceable probe allows you to restore the performance of your pH pen without replacing the entire unit, saving both time and money.
The probe is simple to install, ensuring minimal downtime so you can continue monitoring your nutrient solution with confidence. Whether you're managing a hydroponic system, coco, soil, or other growing media, accurate pH readings are essential for healthy plant growth and optimal nutrient uptake.
Genuine Bluelab replacement probe
Compatible with the Bluelab pH Pen Plus only
Quick and easy installation
Restores fast, accurate pH measurements
More economical than replacing the complete pH pen
Ideal for hydroponics, coco, soil, and other growing applications
Over time, all pH probes naturally wear out through regular use. Replacing the probe extends the life of your Bluelab pH Pen Plus while maintaining the accuracy and reliability that Bluelab is known for.
Bluelab pH Pen Plus
Note: This replacement probe is designed for the Bluelab pH Pen Plus and is not compatible with older Bluelab pH Pen models.
Package Includes
1 × Genuine Bluelab pH Pen Plus Replacement Probe