On Sale Add to Cart Quick view Chemtrol Programmable Controller - PC3000 Chemtrol MSRP: $5,183.30 Was: $5,855.99 Chemtrol Programmable Controller offers complete chemical automation (ORP, PPM, and pH) plus control of conductivity or TDS, water balance with Langelier Index, temperature and heater control. It is... MSRP: $5,183.30 Was: $5,855.99 Add to Cart Quick view