Balcony solar — also called plug-in solar, micro solar, or plug-in photovoltaics (PIPV) — refers to compact solar panel systems of one to four panels (200W–1,200W total) 6 paired with a microinverter that converts DC power to AC 7 and plugs directly into a standard 120V. Balcony solar — also called plug-in solar, micro solar, or plug-in photovoltaics (PIPV) — refers to compact solar panel systems of one to four panels (200W–1,200W total) 6 paired with a microinverter that converts DC power to AC 7 and plugs directly into a standard 120V. At its core, balcony solar (“balcony power plant” or “plug-in solar”) refers to a compact photovoltaic system designed for apartments, condos, and urban spaces—making clean energy truly accessible. But let's be honest: a balcony solar system will not run your entire apartment. Balcony solar kits. Dozens of US states are considering legislation to allow people to install plug-in solar systems, often called balcony solar. These small arrays require little to no setup and could help cut emissions and power bills. Balcony solar is already popular in Europe, and proponents say that the systems. Instead of committing to a full rooftop installation, homeowners can place a compact solar kit on a balcony or patio, connect it to a small inverter and plug it into a standard outlet. Financial. Plug-in balcony solar — small, portable solar panels that connect to a standard wall outlet — is experiencing a regulatory breakthrough in the United States after years of legal limbo. They're particularly appealing for urban residents for several reasons: Accessibility: Balcony solar panels are easier to reach for maintenance or adjustments compared to rooftop systems.