This is a circular series connector manufactured by TE Connectivity. It is equipped with a Push-Pull locking system, allowing for quick and secure connection. It consists of a black thermoset plastic housing, which is 4-positions and 2-levels, measuring 30mm in diameter. The contact is made from gold plated phosphor bronze and the current rating is 4A per contact. This series of connectors is commonly used in industrial, commercial, and medical applications.