Yes, we ensure sufficient inspection of the finished products before they are shipped out of the factory. Wenzhou Xihe Electric Co.,LTD.has been focusing on the manufacturing of 4000 Watt inverter for years. We are proficient in conducting quality control methods, including appearance inspection, tests on product performance, and functionality inspections. There is a quality control team arranged for product quality enhancement. Once there are defectives found, they will be removed to increase the pass rate. If you are interested in our quality control process, please contact us to apply for a factory visit.

Fangpusun has kept competitive power in developing and manufacturing 4000 Watt inverter for years. We are regarded as one of the pioneers in this industry. The 4000 Watt inverter series is one of the main products of Fangpusun . The product has excellent plasticity. The thin body construction and high sintering temperature allow it for special and delicate shaping and patterning. The product has overload and over/under-pressure protection. The qualify of work during the process will also lead to the high-quality 4000 Watt inverter. The product has overload and over/under-pressure protection.

We have made the development of the green product line a priority. We care about the environment and use environmentally responsible materials in the development of our products.