DBW 2020/300 Electronic Ignition - 12V - 388807Parts Number: 388807 DBW 2020 300 Electronic Ignition 12V 388807 is a key component of the Webasto DBW 2020 and DBW 300 diesel heaters, responsible for initiating the combustion process. This 12V electronic ignition system is designed to ensure reliable and efficient ignition of the fuel, even in cold or challenging environments. It generates the necessary spark to ignite the fuel in the combustion chamber, ensuring that the heater operates smoothly