1-1987559-1 is a Slim-Line connector designed for solar photovoltaic applications, specifically for use with the SOLARLOK Wing Edge Junction Box system. This connector features plus keying configuration and is compatible with 4.0 mm² (12 AWG) wire sizes, rated for 1000V operation. The connector provides IP67 ingress protection and operates over a temperature range of -40°C to +85°C. It is suitable for BIPV (Building Integrated Photovoltaics), architectural solutions, and applications requiring compact connector sizes, enabling easy termination and reliable field installations.