Most contractors who already do landscaping, holiday lighting, or electrical work can add permanent lighting as a service line within 60 to 90 days of committing to the trade. This guide walks through every step in order.

Understanding how each layer works and how they connect is what separates contractors who troubleshoot a service call in ten minutes from contractors who spend a full morning on the same problem.

NEI stocks three transformer options that cover the full range of residential and light commercial work, and knowing when to spec each one will save you money on the front end and callbacks on the back end.