Solar panels above 500 W are the latest generation of high-performance photovoltaic modules, developed primarily for larger residential, commercial and industrial systems. These panels are typically 144 or 156 half-cell models using monocrystalline PERC or TOPCon technology, which operate at high efficiencies – often above 21%. The high performance allows fewer panels to achieve the same system capacity, thus reducing the required mounting area and supporting structure costs.

In the 500+ watt category, premium modules from manufacturers such as Longi, Trina Solar, JA Solar, Tongwei and Risen are available, and are also available in double-glass, bifacial designs for even higher energy production. These solar panels offer long-term reliability and are ideal for flat roof, ground-mounted or high-performance hybrid systems.