Due to its strong focus on the micro inverter market, Enphase ranks in the top 10 for global PV inverter shipments. Micro inverters have become the backbone of modern solar installations, especially in residential and commercial projects. Some work great out of the box, and others fall apart in weeks. For optimizing output for rooftop systems where panels get partial shade, per-panel output optimization and whether the system includes monitoring software matters more than brand name. Huawei was followed by Sungrow Power Supply and Ginlong Solis in the second and third position respectively, based on shipments. * For commercial use only Access limited to Free.