Fronius 4,240,153 Rapid Shutdown Box-Duo Mitigates all types of solar

Mitigates all types of solar panel mismatch losses

Along with the M60U

utilizing a wireless station built into the inverter for seamless integration

field-proven components that maximize energy yield and system uptime

Its AC coupled architecture enables installation at any point in time

Fronius 4,240,153 Rapid Shutdown Box-Duo Mitigates all types of solarThe Fronius 4,240,153 Rapid Shutdown Box Duo provides essential safety compliance for your solar installation. This dual channel rapid shutdown device meets NEC 2023 requirements, allowing you to safely de energize DC circuits in seconds during emergencies or maintenance. Engineered for reliability in demanding outdoor environments, it integrates seamlessly with Fronius inverter systems. Protect your equipment and personnel with this industry standard