The Tesla Model 3/Y Busbar Fast Charge Input Negative 1084659-00-D is a genuine OEM high-voltage connector designed for efficient power transfer and reliable electrical grounding in the fast-charging system. This negative input busbar is constructed from high-conductivity materials to ensure minimal resistance and optimal current flow, reducing heat buildup during high-speed charging. Engineered to Tesla’s exacting standards, this component integrates seamlessly into the vehicle’s high-voltage system, providing secure and stable electrical connections that enhance charging efficiency and overall system reliability.