Yangtze 4000w Inverter is a pure sine wave inverter which can convert 12/24/48Vdc to 220/230Vac 50/60Hz based on full digital and intelligent design. It features high reliability,Website: , high efficiency, concise outline, easy installation and operation. The inverter can be applied in many fields, such as household appliances, electric tools and industrial devices etc, especially for solar photovoltaic power system. 4000w Inverter Features:·Input & output fully isolation·Adoption of advanced SPWM technology, pure sine wave output·Dynamic current loop control technology to ensure inverter reliable operation·Wide DC input voltage range·Low output harmonic distortion（THD≤3%）·Wide working temperature range (industrial level)·Continuous operation at full power4000w Inverter Protections：·Output short circuit protection ·Overload protection ·Input low voltage protection ·Input over voltage protection ·Overheating protection ·Inverter abnormal protection◆ Technical Parameters ModelYSI-4000DC InputDC Voltage12V24V48V110VVoltage Range 10-15V DC21-30V DC40-60V DC 90-130V DCNo Load Current Draw2A1A 0.5A0.3ADC Connection Cables With Clips or Car Adaptor AC OutputContinuous Power 4000WSurge Power8000WAC Voltage 100/110/120VAC or 220/230/240VACWaveform Pure Sine WaveFrequency50Hz or 60HzEfficiency＞90%AC Regulation 3%USB Output 5V DCProtectionLow Voltage Alarm10.5±0.5V DC21±1V DC42±1V DC96±3V DCLow Voltage Shut Down10±0.5V DC20±1V DC40±1V DC90±3V DCShort Circuit Shut Off Output AutomaticallyOver Load Shut Off Output AutomaticallyOver Voltage Shut Down16±0.5V DC33±1V DC63±1V DC130±3V DCOver Thermal Shut Off Output AutomaticallyEnvironmentWorking Temperature -10℃ ~ +50℃Working Humidity20% ~ 90% RHStorage Temperature -30℃ ~ +70℃Package Size (L*W*H)490*216*153mmNet Weight 12±0.5kgGross Weight 13.6±1kgPacking Mode Carton Package Other Start Soft Start Cooling WayIntelligent Cooling Fan