Hydroponic pH tester, waterproof, with automatic temperature compensation.

Portable and waterproof pH tester with automatic temperature compensation, suitable for a wide range of applications.

replaceable probe pH tester

Compact and precise pH tester with an extended probe for continuous monitoring of the nutrient solution.

Double junction epoxy pH electrode

Milwaukee MA73600 Replacement Electrode for PH51 & PH54 Testers

Remote probe for Platinium continuous pH tester, ideal for constant monitoring of the nutrient solution, both indoors and outdoors.

Replaceable electrode for the pH/Temperature tester S300 Pro 2, with a glass tip and plastic body.

Fast and accurate pH measurements from the palm of your hand 

• Fast sensor response for quicker readings on the go
• Multimedia friendly for measurements across a range of environments
• Toughened spear tip for direct root-zone measurements
• Simple two-point calibration process for ongoing accuracy
• Backlit LCD display to capture measurements with ease
• 2 x AAA alkaline batteries included