The WEIDMULLER part 1399800000 is a high-quality Conn Jumper designed for efficient and reliable connections. With 20 positions, this jumper offers ample connectivity options for various applications. Its screw terminals ensure secure and stable connections, while the ST design allows for easy installation and removal. This Conn Jumper is perfect for use in industrial settings where dependable and customizable connections are essential. Trust WEIDMULLER for superior quality and performance.