1200651382 is part of the MATE-N-LOK product line from Molex, a global manufacturer of electrical and electronic connectors. The MATE-N-LOK connectors are designed for a wide range of applications in the electronics, telecommunications, and appliance markets. This particular part, 1200651382, is a two-way, two circuit MATE-N-LOK connector rated for 20 Amps of maximum current, allowing two circuits to be connected through a single connector. The connector is also polarised and keyed, to make it easy to connect in the correct orientation.