Hanna GroLine Tester Replacement Probe HGRES70PWB Cable and connections rated IP67

Cable and connections rated IP67 for enhanced water and dust protection

They are safer to use as well as compared to mineral based adjusters

The AMP-3 Sensor Board can be used as a bridge between the sensors (pH Sensor & EC/Temp Sensor) and the Aqua-X Pro/Tent-X Controller

or between tiered shelves

Magnesium Nitrate

Hanna GroLine Tester Replacement Probe HGRES70PWB Cable and connections rated IP67The 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. Replacing a pH sensor on one of