The 5-166051-1 is a NECTOR S Line power connector designed for indoor lighting installations and interconnect applications. This compact connector measures 7.5mm and fits easily into 8mm openings, providing significant space-saving advantages over larger connector alternatives. The connector features sealed bus bar and sealed plug design delivering IP67 protection, making it suitable for diverse environmental conditions. It supports multiple voltage and current ratings including 250 VAC at 2.5 Amp (HV-1) and 42 VDC at 7 Amp (LV-2), with ready-made cable assemblies available in various lengths. The NECTOR S Line connector is ideal for residential lighting, retail display systems, horticulture applications, commercial office installations, and marine electrical systems, offering reliable IEC and UL certified performance with improved installation efficiency through its plug-and-play design.