The Crown Engineering 27195-02 Left & Right Electrode Kit is a replacement ignition component set designed for Reznor waste oil burners, including compatible RA, RAD, and RV series heating equipment. It works by generating high-voltage electrical sparks between the electrodes to ignite the fuel-air mixture inside the burner, supporting reliable combustion. This kit is ideal for HVAC m... https://www.partshnc.com/27195-02-crown-engineering-left-and-right-electrode-kit