971-009-020R121 Connectors, Interconnects

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The 971-009-020R121 is a component part belonging to the family of D-sub, D-shaped connectors also known as D-subminiature connectors. It is a type of backshell or hood that is designed to provide a means of protection and secure attachment for the exposed ports of the connectors. This type of backshell is mainly used in combination with many kinds of receptacle connectors, and they are available in either a shielded or unshielded version.

The 971-009-020R121 backshell consists of two halves that are connected by a rotating circular band. The two halves of the backshell cover the exposed metal parts of the connector like pins and sockets, and provide a durable and secure way of enclosing the connector assembly. This provides protection from dust, dirt, and other contaminants that can damage the connector and result in poor electrical connections. The circular band also contributes to providing superior strain relief and prevents accidental disconnection of the assembly.

The 971-009-020R121 backshells are typically made from polyester or ABS plastic material and are designed to be resistant to adverse environmental conditions. The two halves of the backshells are also designed to be tamperproof and are secured to the connector assembly with a few screws. Additionally, the installation of the two halves of the backshell is easy and only requires a few basic tools such as wrenches and screwdrivers.

The working principle of this backshell is relatively simple. The backshells work by covering the exposed metal surfaces of the front and back connectors. This provides an additional layer of protection from the environment which prevents dust, dirt and other contaminants from entering the connectors. In addition, the backshell is also designed to strain relieve the assembly and prevents accidental disconnection.

The 971-009-020R121 backshells are commonly used in a variety of applications such as telecommunications and computer networking. They are mostly used to provide a durable and secure way to enclose the connection between two or more components in a network system. Additionally, the two halves of the backshell can be combined with other components such as termination caps and gaskets to provide more protection for the connectors.

The 971-009-020R121 backshell provides a low cost and reliable solution to protecting the connections of D-sub, D-shaped connectors. It provides superior strain relief and ensures that the connectors remain securely attached to each other. Additionally, it also prevents dust, dirt and other contaminants from entering the connectors and provides an additional layer of protection for the connections.

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