The NTI Boiler 6008270801 Hot Surface Ignitor Kit is a replacement ignition component designed for compatible NTI boiler systems. It uses electrical resistance to generate high temperatures, igniting the burner fuel mixture during the heating cycle. This kit supports reliable startup and consistent burner operation in residential and light commercial boiler equipment. Replacing a worn... https://www.partshnc.com/6008270801-nti-boiler-hot-surface-igniter-kit