Extech PH115 - ExStik® Replacement Refillable pH Electrode Module

Replacement flat surface electrode for ExStik^® Refillable pH meter

Features:

• Easy to clean, rugged flat surface Refillable pH electrode
• Interchangeable with ExStik^® Chlorine or ORP meters
• Provides an economical way to refill your electrode
• Eliminates the problem of limited electrode shelf life, contamination, and usage life
• Complete with protective connector cap
• ATC via built-in Pt-100Ohm sensor