For R0693900 Jandy Zodiac TruClear Salt Cell Assembly TRUCLEAR11K & TRUCLEAR11KU. Perfectly fit for All Zodiac Jandy Pro Series TruClear Chlorine Generating System TRUCLEAR11K & TRUCLEAR11KU for all size pools up to 35,000 Gallons. The transparent window design allows easy and quick visual inspection of the blades. There are arrows on the top of the cell that indicate the direction the water must flow. It has a high chlorine production capacity and produces a steady flow of chlorine for use in larger pools. Also features a self-cleaning function that helps extend its service life and reduce maintenance requirements. Premium grade injection molded heavy duty reinforced materials, leakproof, strength and durability, anti-impact and anti-deformation, anti-corrosion and aging resistance for all-weather performance and long-lasting reliability. Comes with high quality rubber O-ring and power cord. R0693900 TruClear Salt Cell Assembly. TruClear Salt Cell Assembly. Please refer to the picture. For All Jandy Pro Series.