Symbol 2302 from ISO 7000 - Title/Meaning: Electrical power, accessories 
Function/description: To identify the control (such as a key switch position) that allows electrical power to accessory functions (such as the radio) without operation of the engine. To indicate the operational status of the electrical system.
Own work using: iso.org/obp/graphics/grs/e6fe7e8f-364a-47f9-815e-109a6e105895 200.png
Vectorization:  Mrmw