Yes. The Hoymiles Plug-in PV system is designed with multiple layers of built-in protection. When used with a properly functioning GFCI outlet, the system complies with applicable electrical safety requirements. If grid power is interrupted—including when the plug is removed—the microinverter automatically stops producing electricity within 135 milliseconds. Combined with GFCI protection, this helps ensure safe operation during everyday use.

The electricity generated is typically consumed first by your home's everyday appliances, helping reduce your electricity bill. If your home produces more power than it is using, excess electricity may be exported to the grid. Because utility policies vary by location, we recommend selecting a system size that closely matches your daytime energy use and checking your local utility's requirements before installation.

No. For safety reasons, the system automatically shuts down whenever the utility grid loses power. It is designed to reduce your electricity consumption during normal grid operation, not to serve as a backup power source.

No. For safe and reliable operation, always plug the microinverter directly into a properly installed wall outlet. Avoid using power strips, daisy-chained extension cords, or routing cables through doors or windows where they could become damaged.

The right model depends on your local regulations and your home's energy needs. Hoymiles offers Plug-in PV microinverters from 360W to 500W, with scalable system options to support different applications where permitted. Before purchasing, please check your local requirements or contact an authorized Hoymiles distributor for guidance.

Yes. When used with a compatible energy meter such as the Shelly Pro 3EM, Hoymiles supports Zero-Export control. After the meter is installed and configured in the S-Miles Home app, the system automatically adjusts its output based on your home's real-time electricity consumption to help minimize or prevent electricity from being exported to the grid. Actual performance depends on proper installation, system configuration, and site conditions.