
DC Surge Protective Device (SPD) a/B Type Hkb/Hku-PV40 3p 40ka DC1000V Lightning Arrester for PV Systems. 1000V DC Rating: Designed for commercial and utility-scale PV systems up to 1000V. 3-Pole Configuration: Protects positive, negative, and ground for complete isolation in ungrounded arrays. 40kA Surge Capacity: High-energy dissipation capability for the most demanding solar installations. Visual Status Indicator: Red light indicates replace needed; Green light indicates protected status. CE Certified: Meets IEC 61643-31 European safety standards for photovoltaic applications. DIN Rail Mount: Easy installation in combiner boxes, inverter enclosures, and DC panels. Minor Customization: Offers flexible and full customization options for specific needs.