What is a Manual Service Disconnect (MSD) Connector?
A manual service disconnect (MSD) connector is a removable, touch-safe high-voltage connector used to manually break the electrical circuit of an electric or hybrid vehicle’s battery pack. It meets the performance requirements of SAE/USCAR-2 and its high-voltage supplement, USCAR-37. Technicians, first responders, and tow operators pull the MSD before servicing a 60–800V system so thatRead More

