What is feature of standalone 1000 watt modified sine wave energy usb port for off-grid  12v dc to 220v ac ?

1. Delivers inverter-grade modified sine wave output with precise waveform regulation, ensuring pure and stable power supply compatible with most household appliances.

2.  Achieves industry-leading high conversion efficiency (>90%), significantly reducing energy loss; incorporates intelligent soft-start technology to gradually ramp up current, effectively preventing surge damage and protecting connected equipment.

3.  Features a dedicated 5V/1A USB port engineered to provide safe, stable, and efficient charging for smartphones, tablets, and other mobile devices.

4. Specially optimized for resistive AC loads including incandescent lamps, heaters, and electric blankets, delivering robust and reliable power delivery.

5.  Utilizes high-precision voltage stabilization (<±1% fluctuation) to ensure stable operation of sensitive electronics; implements aerospace-grade acoustic engineering with intelligently controlled fan activation and advanced thermal design, achieving ultra-quiet operation (≤25dB).

6.  Core MCU Intelligent Control System dynamically regulates fan speed and operational parameters based on real-time temperature and load conditions. Significantly prolongs system lifespan while optimizing energy efficiency (standby ≤0.5W) through intelligent power management.

>>>Product Specifications                                                                                                                                                   

Q1. Are you the factory manufacturer?
A1. For more than two decades, we've specialized in Solar Energy Photovoltaic Products.

 We are the pioneering producer and creator of sophisticated Solar Energy Photovoltaic

 solutions, encompassing hybrid solar inverters, power inverters, battery chargers, solar

controllers, and solar systems, among others.
Q2.How to select a suitable products?
A2.Tell us your demand, we will recommend a suitable one to you.
Q3. What is your payment methods?
A3. We accept T/T,Trade Assurance,etc.
Q4. What’s the price terms can you offer for us?
A4. We can accept EXW, FOB, CIF and so on.
Q5. Where is your main market for your products?
A5. Most of our Sunchonglic brand products are exported to Southeast Asia, Africa and 
Mid East etc.

Our offerings enjoy widespread acclaim and client confidence, adeptly adapting to evolving

 economic and societal demands.

We warmly invite both returning and new clients globally to explore our offerings and engage

 with us for prospective partnerships and shared prosperity!