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Electric welding machine – 3000W inverter load test
Electric welding machine – 3000W inverter load test

We once reported a blogger from Youtube one year ago: Small City Homesteaders, used CNBOU BP series 3000W pure sine wave inverter in his off-grid solar system. We still remember that he thought CNBOU was made in Japan. We later correct it that CNBOU is a Chinese company. We thank him for his recognition of CNBOU inverters.... » read more

Which inverter is best sine wave?
Which inverter is best sine wave?

A good inverter, its output waveform must be good, which will be very helpful to the life of the load. It is suprised that we can see many inverters on the market are marked with THD<5%, and they are even high frequency inverter. They use inferior components and cost saving designs, in result, although we... » read more