The Dry-Fire Protection Switch (Rheem SP13411) is essential for preventing damage to your water heater by ensuring it operates safely. This switch is designed to detect low water levels and automatically shut off the heater, protecting against dry firing. Constructed with durable materials, it meets industry standards for safety and reliability. Its compact design allows for easy installation in various Rheem water heater models, ensuring compatibility and optimal performance. Ideal for residential and commercial applications, this switch enhances the longevity of your heating system.