Ensure the safety and longevity of your electrical appliances with this advanced Over Under Voltage Protector, crafted from durable PC flame retardant material for enhanced safety and reliability. Designed for precise control and protection, this voltage protector features adjustable settings for overvoltage, undervoltage, and overcurrent protection, along with a clear digital display for real-time monitoring of voltage, current, and power consumption (kWh). Key Features: · Full Protection System: Equipped with overvoltage and undervoltage protection alongside a voltage display, providing comprehensive safety measures to prevent electrical damage. · Intelligent Adjustable Settings: Manually configure overvoltage, undervoltage, and overcurrent protection values to tailor protection according to your specific electrical requirements. · Multi-Function Digital Display: Easily monitor voltage, current, and kWh readings, allowing for intuitive and convenient real-time data tracking. · Advanced Protective Functions: Includes reset mode selection, fault diagnosis and query capabilities, and factory reset options for flexible operation and maintenance. · Secondary Power Protection: Prevents frequent on/off cycling caused by unstable voltage, reducing wear on connected devices by automatically restoring power after voltage stabilizes within 1 to 600 seconds. · Broad Operating Range: Supports an operating voltage range from AC 80V to 400V and is compatible with a standard rated power supply voltage of AC 220V. · Robust and Reliable: Rated insulation voltage of 400V, IP20 protection level, and capable of enduring extreme operating temperatures from -50℃ to 55℃, ensuring dependable performance in diverse environments. Specifications: · Material: PC Flame Retardant · Rated Power Supply Voltage: AC 220V · Operating Voltage Range: AC 80V-400V · Rated Frequency: 50/60Hz · Overvoltage Setting Range: 230-300V (Adjustable) · Undervoltage Setting Range: 210-140V (Adjustable) · kWh Protection Value Range: 1-9999 (Adjustable) · Trip Delay for Over/Undervoltage: 0.5 seconds · Reset/Startup Delay: 1-600 seconds (Adjustable) · Voltage Measurement Accuracy: ±2% · Output Contact: 1 Normally Open (NO) · Electrical Life: 100,000 operations · Mechanical Life: 1,000,000 operations · Protection Level: IP20 · Pollution Level: 3 · Altitude Limit: ≤2000 meters · Operating Temperature: -50℃ to 55℃ · Storage Temperature: -30℃ to 70℃ · Humidity: ≤50% at 40℃ (non-condensing) Package Includes: · 1 x Over Under Voltage Protector This versatile Over Under Voltage Protector is an essential device for safeguarding sensitive electrical equipment against unstable voltage conditions. Its intelligent adjustable parameters, comprehensive fault management functions, and durable construction make it suitable for residential, commercial, and industrial applications requiring reliable voltage regulation and protection.