The 2 Pin 5mm 12A Pluggable Male Screw Terminal is a type of electrical connector that is used to connect wires to a PCB (printed circuit board). It has two pins that are spaced 5mm apart, and it has screw terminals that are used to secure the wires in place. The “12A” designation likely refers to the current rating of the connector, which is 12 amps. The “heavy duty” designation likely means that the connector is made from a sturdier material than some other screw terminal connectors.

These connectors are often used in limited-space applications, such as miniature rack systems or telecom equipment. They are also a good choice for applications with a reliable connection, such as industrial or commercial settings.

This Plugable screw terminal block is divided into two parts one is called the Male part, and the second part is called the Female part. Combine this two-part make one working screw terminal. This connector will not come with the Female connector.

–2 Pin 5.08mm 15A Plugable Female Screw Terminal Heavy Right angle

Apart from that checkout side open male pluggable connector.
–2 Pin 5.08mm 15A Plugable Male Screw Terminal Heavy Side Open