The York Ignitor Spark, part number S1-02532661001, is an essential component utilized in FS06 ENVIRO-TEC fan coil units, specifically designed for heat pump systems. This ignitor operates on a single-phase electrical system with a voltage rating of 115V, ensuring reliable ignition performance for the fan coil units. Its robust design and compatibility with these specific units make it a critical element in maintaining efficient and effective heating operations.