The 25.621.1153.0 is an 11-pole insulated PCB header connector designed for reliable electrical interconnections on printed circuit boards. It features a 3.81 mm pole spacing and is available in both marked and unmarked configurations, with a standard pack quantity of 50 units. The connector accommodates wire gauges from No. 30–16 AWG to No. 22–14 AWG, with rated voltage of 300 V and current ratings of 8 A (for No. 30–16 AWG) or 5 A (for No. 22–14 AWG). The product is part of Wieland's Wiccon PCB connector line, which emphasizes space-saving and cost-effective interconnect solutions for industrial and commercial applications.