Plug-In Solar PV

Plug-In Solar PV, also commonly referred to as "Plug-and-Play" or "Balcony Solar," is a temporary solar power system that offers users immediate energy generation. Unlike traditional rooftop systems that require scaffolding and complex wiring, Plug-In Solar PV kits use one or two panels connected to a micro-inverter.

The system converts sunlight into AC electricity and feeds it directly into your home’s internal wiring via a standard outdoor 3-pin socket or a specialised "Wieland" safety plug. It's designed to offset your home’s "base load", the energy used by "always-on" appliances like your fridge-freezer, router, and standby devices, reducing your reliance on the grid the moment you plug it in.

Plug-in solar has become the go-to solution for those previously "locked out" of the solar revolution, and is ideal for:

Renters: Because the system is non-permanent, you can take your solar investment with you when you move. It requires no structural changes to the property.

Apartment & Flat Owners: If you have a south-facing balcony or a small terrace, these kits let you generate power without access to a communal roof.

Small-Scale Budgeters: It’s the most cost-effective entry point into solar. There are no installation fees, making the "payback period" significantly shorter than full-scale installations.

Garden Office Workers: Perfect for mounting on a shed or garden studio to power your laptop, monitor, and lighting during the workday.

The "Eco-Curious": If you aren't ready for a substantial investment just yet, a plug-in kit lets you test the benefits of solar energy with minimal risk and immediate results.

The regulations for plug-in solar have changed rapidly. As of March 2026, the UK government has officially integrated "Plug-and-Play" solar into the national energy strategy.

Yes. Following the 2025/26 regulatory overhaul, the "ban" on domestic plug-in systems has been lifted. While they were previously restricted due to safety concerns about wiring,  the government has now issued clear standards (under BS 7671 Amendment 4) that allow these systems to be used safely in standard UK homes and apartments.

No, for most kits. The primary appeal of "Plug-and-Play" is that it's designed for consumer installation. If the kit is under the 800W threshold and uses an approved micro-inverter, you can simply mount the panels and plug the lead into a standard, weather-protected outdoor socket.

To benefit from the Smart Export Guarantee (SEG) and receive payments, your system must be registered and typically requires MCS certification.

Under the G98 "Connect & Notify" regulations, if your system's inverter is rated below 3.68kW (which almost all plug-in kits are), you can install the system first and then notify your Distribution Network Operator (DNO) within 28 days. Many modern kits now include a simplified "one-click" notification process.

Yes, this is what plug-in solar was made for! Because these systems are non-permanent and can be removed without damaging the building, they're ideal for balconies and renters.

Yes. Modern SMETS2 smart meters are constructed to handle two-way energy flow. Your meter will automatically prioritise your solar energy for your home's "base load" (fridges, routers, etc.), and you can track your reduced grid usage in real time on your In-Home Display.

To ensure your safety and compliance with UK electrical standards, please note the following before purchase: