Product Number: SB38688N
In Stock (Ships within 1-2 business days)
The spare pH sensor is designed as an easy-fit cartridge that locks into place, featuring two o-rings to maintain a watertight seal. With no pins to line up or that can break, this sensor is ideal for quick replacements.
- Extend the life of your pH tester with a spare pH sensor.
- Keep your pH measurements simple & accurate.