Generally speaking, the price of electrical equipment is uncertain, because it will be configured according to actual needs, so the price will change, and it will change according to the change of configuration, so the quotations given by different customers are different, mainly due to the differences in internal specific functions and components, and the price of dual power switches is between thousands and tens of thousands. Generally can give you what you need, technical requirements, drawings, etc. Give it to the manufacturer, and then the quotation staff can give the price according to your requirements.
If you have this demand, you can go to Shanghai Huasheng Electric to find out.