The Rheem SP10552LL 240V/4000W Copper Resistored LWD Element is designed for electric water heaters, providing efficient heating performance. This screw-in element features a 1-inch diameter, ensuring compatibility with various Rheem models. Made from high-quality copper, it offers excellent conductivity and durability. The element is rated for 4000 watts, making it suitable for residential and commercial applications. Its design meets UL standards for safety and compliance, ensuring reliable operation in your water heating system.