Reliable Surge Protection – Safeguards single-phase electrical systems from lightning strikes and voltage spikes, ensuring long-lasting protection for appliances and electronics. Line-to-Earth Discharge Protection – Redirects harmful surges safely to the ground, minimizing the risk of damage to your connected devices. Standards-Compliant Safety – Built to meet IEC 61643-1 and Class C surge protection standards, offering trusted performance and international-grade safety DIN Rail Mount Design – Installs easily on a standard 35mm DIN rail with a compact, modular design that includes a replaceable cartridge for simple, tool-free maintenance Real-Time Status Indicator – A clear green/red window shows the current working condition: Green = Operational Red = Replacement Needed Quick & Secure Installation – Turn off the main power supply Mount SPD on DIN rail inside your panel Connect input to Phase (Line) and output to Earth Ensure proper tightening and insulation Switch power back on and check the indicator Important Note – This SPD requires a proper Earth connection to function. Always ensure your electrical system has reliable grounding for optimal performance.