Led lamp

A lamp comprising:

• an at least partially optically transmissive enclosure;
• a base;
• a LED assembly comprising at least one LED, the LED assembly being located in the enclosure and the at least one LED operable to emit light when energized through an electrical path;
• a surge protector and an electrical connector positioned at least partially in the base and being in the electrical path;
• a heat sink comprising a first portion in the enclosure for supporting the LED assembly and a second portion external of the enclosure for dissipating heat, the base being connected to the heat sink.

A method of installing a lamp comprising:

• disconnecting electrical supply wires from an electrical receptacle;
• removing the electrical receptacle from a space in the light fixture;
• inserting a lamp into the fixture, the lamp comprising:
• an at least partially optically transmissive enclosure;
• a base having an external size that is the same size or smaller than an external size of the electrical connector;
• a LED assembly comprising at least one LED, the LED assembly being located in the enclosure and the at least one LED operable to emit light when energized through an electrical path;
• the base comprising a universal mounting mechanism for mounting to the light fixture;
• positioning the base of the lamp in the space vacated by the electrical receptacle;
• mounting the universal mounting mechanism to the fixture;
• connecting the electrical supply wires to the electrical path.