The 1803523 is a vertical PCB header from the COMBICON MC 1,5 product range, featuring 12 positions in a single row. It is rated for a nominal current of 8 A and a voltage of 160 V (III/2), with a fine pitch of 3.81 mm between its tin-plated pin contacts. The header is designed for a secure wave soldering mounting process, with a linear pinning layout and a solder pin length of 3.4 mm. As part of the versatile COMBICON MC 1,5 plug-in system, its vertical connection enables multi-row arrangements on the PCB, providing design flexibility for various connection technologies.