![Hanna HI 73127 Replacement pH Electrode For HI 98127 / 128 / 129 / 130](http://treeoflifeshop.ca/cdn/shop/products/70104_1-B_{width}x.jpg?v=1597770939)
The HI73127 spare pH sensor makes electrode replacement quick and easy.
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.
Easy-to-replace.
Extend the life of your Hanna pH tester with a spare pH sensor.
Keep your pH measurements simple & accurate.
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.
Easy-to-replace.
Extend the life of your Hanna pH tester with a spare pH sensor.
Keep your pH measurements simple & accurate.