SPD Lyd1-D20 385V 4p 18mm Surge Protective Device

SPD Lyd1-D20 385V 4p 18mm Surge Protective Device. Class III SPD Protection: IEC 61643-1 Class III (Class D) SPD for indirect lightning and transient overvoltage protection. Dual Mode Protection: Provides both common-mode (MC) and differential-mode (MD) protection for comprehensive safety. Thermal Disconnector: Built-in thermal disconnector automatically disconnects device during overheating or failure. Visual Status Window: White indicates normal operation; red indicates fault or disconnection for easy monitoring. Touch-Safe Design: One-port, voltage-limiting SPD designed for safe indoor fixed installation. Flexible Customization: Supports customization from samples, designs, full customization, and minor modifications. ISO 9001 Quality Control: Strict ISO 9001 quality management system with full-process quality traceability. Free Sample Offer: One free sample provided for evaluation; customer bears shipping costs.