Dependable double-junction pH probe technology that’s built to last

Double-junction probe reduces reference contamination, extending longevity
Fully waterproof – not just water resistant
BNC connector allows use with all other compatible Bluelab and Autogrow products
2-metre cable for measuring in hard-to-reach locations
Use the included storage cap with KCl to lengthen probe’s lifespan
Fast sensor response ensures quick and accurate measurements
Polycarbonate housing for long-lasting strength
Effective in solutions of 0.2 EC and above