Description OEM NO.: 91370B/91371B Material: Silicon Nitride Voltage: 12V/24V 3KW 5KW Application: For webasto at3500,5000 12V /24Vheaters High-efficiency ignition performance: Utilizes a silicon nitride ceramic ignition needle, ensuring rapid and stable ignition, guaranteeing quick start-up of the parking heater in low-temperature environments and providing efficient heat output. Good and corrosion-resistant: The silicon nitride ceramic material possesses excellent high-temperature resistance, oxidation resistance, and corrosion resistance, effectively extending service life and adapting to various harsh working environments. Precisely compatible design: Designed specifically for the Webasto AT2KW parking heater, perfectly matching original factory specifications, ensuring convenient installation and reliable performance. Energy-saving and environmentally friendly: Optimized ignition efficiency reduces energy consumption and exhaust emissions, meeting environmental requirements while improving fuel economy. Wide applicability: Suitable for air heating systems in various vehicle models, especially suitable for use in cold regions, providing stable preheating for the vehicle and enhancing driving comfort.