Rated for 1.28 gpf and 1.6 gpf, this electronic control module is a reliable replacement for existing Sloan Top-Mount Optima Sensor Water Closet systems. Made with high-quality materials, it ensures efficient water usage while maintaining optimal performance. The module is easy to install, making it a convenient choice for upgrading your plumbing fixtures. With its durable construction, it is built to withstand regular use and provide long-lasting service.