" WE ARE HERE "

Are you a trading company?

No. We are a transformer manufacturer. We have our own transformer factory in Shanghai and Zhejiang Province

What's the altitude of your Transformer used?

We are able to supply ordinary transformers (The altitude is less than 1000m) and plateau transformers(The altitude is greater than 1000m) according to your requirements.

What is the difference between copper core and aluminum core of transformer?

Copper-core transformers offer higher efficiency, better conductivity, and reliability but are heavier and more expensive. Aluminum-core transformers are lighter and cheaper, suitable for budget-sensitive applications, though they have lower efficiency and may require more maintenance. Choice depends on specific needs and costs.

Why should l choose JSD Voltage Transformer?

Compare the quality, delivery, price, and service of similar products, and you will find the answer.

Can you provide customized services?

Yes, of course,our products can be customized according to your requirements.

How can you ensure your After-sales Service?

We strictly follow the contract, so that our customers can buy our products with confidence.

Do you offer guarantee for the products?

Yes. We provide a minimum two-year warranty for all our transformers.

Do you assign engineer for after-sale service?

We provide an installation manual that includes instructions directly on the transformer. Our technical customer service is available 24/7 to answer any questions you may have, and we can also arrange for an engineer to provide on-site installation guidance if necessary.

How long is your delivery time?

Generally, 20 days if the goods are in stock and 30 days if they are not. Depends on the quantity you order.

What is the standard of package?

We will develop the best packaging and transportation plan according to the mode of transportation and the specific conditions of the goods to ensure a smooth and safe delivery.