This 5 pack of Turck FKD 4.5-2 EuroFast single-ended receptacles is a great addition to any electrical equipment and supplies inventory. These receptacles are designed with the female U5109-1 plug and are perfect for use in a variety of industrial settings. With a focus on quality and durability, Turck is a trusted brand in the business and industrial world. The FKD 4.5-2 model is known for its excellent performance and reliable connections. Whether you're working with electrical outlets and receptacles or electrical plugs, outlets, and covers, these receptacles are a must-have.