643077-4

The 643077-4 by TE Connectivity AMP Connectors revolutionizes Rectangular Connectors - Accessories for renewable energy applications. Its UV-resistant housing maintains mechanical integrity after 20+ years of solar exposure, while specialized contacts handle 1,500VDC photovoltaic strings.Featuring Cap (Cover), Strain Relief technology, the connector achieves IP68 rating when mated, withstanding complete immersion in saltwater for marine solar installations.The 4-position design supports both power and data transmission, enabling smart solar panel monitoring without additional cabling.When integrated with MTA-100 Series inverters, it creates a complete UL6703-compliant connection system for utility-scale solar farms.With Feed Through implementation, the assembly provides 6kV lightning surge protection and <0.5% power loss across contacts, exceeding IEC 62852 requirements.