With the increase of dual power switch manufacturers on the market, many customers have not known how to choose. Some customers have chosen a good manufacturer but still don't understand that some of the key points are blindly selected, so the following is for you. Introduce a few key points for selecting a manufacturer to choose your own dual power switch manufacturer as a reference.

1. Website

The website is a must for every good manufacturer. Because of the development of the network, it is necessary for each manufacturer to make all their websites bigger in order to make their business bigger. Those manufacturers that do not even have a website are definitely small-scale quality instability. Customer selection is not recommended.

2, certification

Only the certified dual power switch manufacturers in China are counted as manufacturers. This is also the basic requirement of each good manufacturer. You can view not only the domestic certification but the attitude of each manufacturer to the certification. If a manufacturer wants to let customers trust it. Affirmative or through various domestic and foreign certifications, so that each customer trusts you to choose such a manufacturer.

3. Service

After-sales service is where you encounter any stable inquiries when using the product. It is easy to ignore this when you are picking it up. But this is very important, especially for customers who don’t know the product. Will help you solve this so focus on this.

Nengman Electric Co., Ltd. mainly produces various circuit breakers and corresponding leakage, self-resetting over-voltage and under-voltage protectors, dual-power automatic transfer switches, control and protection switches NMCPS, soft starters, inverters and complete sets of electrical components. An enterprise that integrates R&D, production, sales and service. National hotline consultation telephone: 400-882-8558; company address: Banqiao East Road, Jinshan Industrial Park, Shanghai.