... Material For Choice : 1) Ceramic Insulator Body: 95% Alumina, Steatite with glazed or no glazed layer . 2) Electrode Pin/Rod: OCR25 ... : UL1332, UL1911, UL3573, UL3071, UL3239 etc. This type use UL3257.4) Bracket: Steel-Nickel Plated, Steel-ZINC Plated, Steel- Copper Plated ... -107A ignition electrode (used for the ignition system of BBQ,oven, boiler and gas stove)