Bluelab OnePen Replacement Probe

A replacement pH, Conductivity (EC), and Temperature Probe for Bluelab OnePen (PENONE)

Maximise the life & accuracy of your Bluelab OnePen

Features:

- Extends the life of your Bluelab OnePen, minimising the need for full device replacements
- Quick and simple to replace, reducing downtime and keeping your OnePen functioning optimally
- Built to last with a double-junction pH probe and titanium EC electrodes
- Delivers precise pH, Conductivity (EC), and Temperature readings with easy calibration
- Cost-effective, sustainable maintenance
- IP68-certified waterproof and dustproof