776228-4 is a vertical PCB header connector from the AMPSEAL series designed for industrial and commercial transportation applications. It features 23 positions with size 1.3 mm contacts, gray keyed housing, and tin-plated contact finish with integrated wire seal for environmental protection. The connector accommodates wire sizes from 16-20 AWG (1.5-0.5 mm²) with insulation diameters ranging from 0.067-0.106 inches (1.7-2.7 mm). Overall dimensions are 1.26 inches height (32.1 mm), 2.39 inches width (60.8 mm), and 1.49 inches length at 90° (37.9 mm). This connector is ideal for sealed, high-reliability interconnections in harsh environments where protection against contaminants and moisture ingress is essential.