External driver applied to LED lamp

The utility model relates to the technical field of LED lamp control devices, in particular to an external driver applied to an LED lamp. An external driver applied to an LED lamp comprises a driver body and at least one set of connectors connected with the driver body, the driver body is provided with a power input connecting wire and a driving output connecting wire, and each connector comprises a primary connector connected with the driving output connecting wire and a plurality of secondary connectors electrically connected with the primary connector. The primary connector is provided with a primary port connected with the driving output connecting wire and a power supply contact electrically connected with the primary port, the secondary connector is provided with a secondary port capable of being electrically connected with an LED lamp pin, and the secondary connector is further provided with a power connection column which penetrates through the secondary connector and is electrically connected with th