The Rheem SP12143 Hot Surface Ignitor (HSI) is designed for reliable ignition in gas appliances. This high-quality ignitor features a durable construction that ensures longevity and consistent performance. With a compact design, it fits seamlessly into various Rheem models, providing efficient ignition for optimal heating. The HSI operates at a voltage of 120V and is compatible with multiple gas systems, making it an essential component for maintaining your heating system's efficiency. Upgrade your appliance with this dependable ignitor for enhanced performance.