HOT SURFACE IGNITER. PART OF AN IGNITER SYSTEM FOR GAS FURNACE BURNER SYSTEMS AND FURNACE BURNER SYSTEMS FOR LIQUID FUELS. THE IGNITER IS MADE OF MULTIPLE LAYERS OF ADVANCED CERAMIC MATERIALS, MAINLY SILICON NITRIDE DOTTED WITH MOLYBDENUM DISILICIDE, HELD IN A CERAMIC BODY. OPERATING VOLTAGE 12 VOLTS +10%/-15% (10.2-13.2 VOLTS). POWER RATING 20 WATTS.

CLASSIFICATION IS DETERMINED IN ACCORDANCE WITH THE PROVISIONS OF G.I.R.'S 1 AND 6, AS WELL AS THE TEXT OF HEADINGS 8416, 841690 AND 84169000 (FURNACE BURNERS FOR LIQUID FUEL, FOR PULVERISED SOLID FUEL OR FOR GAS; PARTS).