Brief Introduction

This product is suitable for UPS, EPS, power supply, power inverter, inverter, rectifier products such as three-phase power transformer,

the requirements of a variety of products were targeted for research, testing and a unique concept design, advanced manufacturing process.

High flux of the original factory electrical steel, high-strength and high-temperature magnetic wire imported special high temperature and long

life of the insulation material, sound detection equipment to ensure that the product is suitable rate, pre-qualified rate of 100% customer satisfaction

95 % the above. This product has a small size, low noise, appearance, high temperature resistant, self-cooling, and other characteristics.

Advantages and Functions

Adopt high-quality materials with optimized design, small and light;

Low loss and high efficiency: adopts the low-loss high quality silicon steel, improves product efficiency;

It could meet the special requirements of SPWM wave to transformer, it has reliable performance.

Service Conditions

1. Service site: indoor or outdoor

2. Ambient temp.:-40~40 degree ( or according to customer's requirement)

3. Altitude: <=10000m ( if it exceeding to 1000m, pleas declare in order).

4. Max. Wind speed: 35m/s

5. Relative humidity: <=90%

6. Earthquake resistant capability: horizontal direction 0.3g verticle direction0.15g (or by customer's requirements)

 1. Pre-Sale Service

- Professional question: offer professional answers about transformers and reactors  

- Quotation: quote you competive price of transformers and reactors

- Quick response: reply you within 24 hours

2. In Sale Service 

- Tracking the production of the transformers and reactors,  then feed back to you

- Making transformer and reactor arrangement of the delivery

3. After Sale Service

- Providing 12 months warranty for the quality and performance 

Founded in 1992, Hua Sheng Long Electrical Equipment Co. Ltd. (HSLEC), a provider of standard and custom transformers and reactors combined, is one of the leading electrical drive companies in China. Being a supplier to global brands in the likes of  Siemens and ABB, we have won patronage of a host of companies from home and abroad. 

HSLEC is a mamufactuer of  transformers and reactors/chokes/inductors, located in Qinhuangdao, a beautiful coastal city of China.

We are able to research,develop,and produce both high and low voltage dry type transformers, oil immersed transformers, isolation transformers, control transformers and  reactors, chokes and inductors, etc.

 1.Q: Are you manufacturer or trading company?

   A:  Manufacturer

2.Q: What is your minimum order quantity?

   A: 1 set.

3.Q: What is your delivery time ?

   A: Depend on the type of transformer.

4.Q: What is your payment term?

   A:  30% advance by T/T  , 70% before delivery by T/T or L/C   or we can discuss about it.

5. Q: What kind of supporting documentation you can provide normally

    A: Quotation,outline drawing,manufacturing plan, quality control plan  testing plan, financial report, type test report(KEMA, CESI),reference list,etc