The Hach Digital Differential pH Sensor (DPD1P1) combines advanced technology with rugged construction to deliver unparalleled accuracy and dependability for online pH measurement. Engineered with Hach's patented differential electrode technique, this sensor leverages three electrodes to minimize junction potential while eliminating sensor ground loops, ensuring precise and consistent readings across a range of applications. Durable Construction for Challenging Applications Built with a robust PEEK body, the DPD1P1 stands up to aggressive solutions and demanding industrial environments. Its replaceable salt bridge extends sensor life by creating a protective barrier around the reference electrode, reducing contamination and maintenance frequency. Seamless Integration and Versatility Optimized for flexibility, the DPD1P1 is compatible with Hach SC controllers and Claros, Hach's Water Intelligence System, for seamless connectivity to your process. With multiple mounting configuration options, including convertible, insertion, and immersion styles, this sensor adapts easily to your operational needs. Ideal for membrane protection, ultrapure water, and secondary treatment operations, it provides reliable performance in diverse applications. Why Choose Hach's DPD1P1 Sensor? With decades of expertise in water quality analysis and a proven differential electrode technology, Hach leads the industry in innovation and dependability. The DPD1P1 sensor exemplifies this legacy, bringing you a high-performance, long-lasting solution for your critical pH monitoring requirements.