Bluelab Guardian Monitor Spare pH Probe 2

The Bluelab Guardian Monitor Spare pH Probe 2 is a high-precision replacement probe for your Bluelab Guardian Monitor. Designed to deliver fast, accurate, and stable pH readings, this durable double-junction probe ensures your system stays calibrated and reliable over time.

Whether you're replacing a worn-out probe or keeping a spare on hand, this component is essential for consistent monitoring in hydroponic and nutrient tank environments.

Key Features:

• Genuine Bluelab replacement pH probe

• Compatible with the Bluelab Guardian Monitor

• Double-junction design for longer life and accuracy

• Fast response and easy calibration

• Includes protective storage cap

Ideal for:
Growers using a Bluelab Guardian Monitor who need a reliable replacement or backup pH probe to maintain consistent nutrient and pH management.