This Lochinvar Cable Spark Ignition is a 46-inch long component designed for use in various heating systems. The cable's primary function is to transmit electrical energy from the ignition system to the spark plug, which ignites the fuel-air mixture in the combustion chamber. It features a high-quality insulation layer that prevents electrical leakage and enhances durability. The 46-inch length allows for flexible installation across different system configurations. This Lochinvar product is compatible with specific models of boilers and water heaters, ensuring efficient operation and longevity of the appliance.