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HM-YDQ sulphur hexafluoride (SF6) test transformer

designed for testing high-voltage electrical equipment

Main Advantage
◆ Outstanding non flammability.
◆ Safety, with good insulation effects.
◆ Unaffected by climate, little corona, long service life.

Product Description

sulphur hexafluoride (SF6) test transformer calls the booster, it is the basic test equipment used by the power station, supplying and distribution the electrical power system and the scientific research unit. Which used in the insulated intension test on all kinds of electrical products, electrical equipment and insulated materials, testing the insulated level of products, discovering the insulated objection of quizzee, scaling the capacity burdened voltage


Outstanding non flammability.

Safety, with good insulation effects.

Light weight, small size, no oil pollution.

Unaffected by climate, little corona, long service life.

No maintenance.


Rated Input Voltage: 200V, 400V

Single Rated Output Voltage: 0~300kV

Capacity: 1.5~300kVA

Ratio Error: ≤±1.0%

Impedance Voltage: <10%

Surface Temperature: <55

Product Atlas



1. Are you manufacture ?

Yeah, we are manufacturer professional in design and produce high voltage test equipment with nearly 20 years experience .


2. When can I get the price ?

We usually quote within 6 hours after get your inquiry . If you are very urgent to get price, please feel free to contact us by Wechat&Whatsapp +86-13720145441 or send us by email, so that we will regard your inquiry priority .


3. Do you supply OEM?

 Of course, we supply OEM.


4. What about leading time for production ?

Honestly , it depends on order quantity and the product . Usually lead time is within 7 working days after deposit .


5. What is your terms of delivery ?

We accept EXW, FOB, CFR, CIF, DDU, etc . You can choose the one which the most convenient and cost effective for you .


6. What’s your payment terms :

TT payment, L/C at sight, Paypal, Western union, etc.


7. How much is the shipping cost and time ?

This is depend on the size and weight of your product, and the method of shipping ( by sea/ by ari/ by Express) and your designated port . Kindly afford us above information to check shipping cost and time for you .


8. What’s the warranty period ?

Our warranty period is one year free and lifelong maintenance .

If produce damage within one year ( not man-made damage ), we will send you spare parts for replacement .  After one year, maintenance is paid service .

9. What kind of Certificate you can provide ?

We can provide CE mark, ISO9001 quality certificate the third part Calibration Certificate (CNAS), factory test report .


10. Do you have Technical Backup to all customers from different countries ?

Surely, we have rich experience engineer to afford professional technical support and quick response to your technical questions .

We are manufacture with rich on site testing experience and understand how to deal with your problems . And our engineer can visit your company to afford technical support face to face if necessary .

Factory test and shippment

We will do factory test for every product before devilering, to ensure qualified of the product.

We will pack the product carefully and choose suitbale shippment for client,to ensure the safe arrival.

Installation and commissioning

we provide installation and commissioning assistance to get you up and running. Domestically within China or internationally, we will be there to support you. During the installation, integration and operation of a new test system, a variety of special services are involved. If it ’ s necessary, we can offer oversea commissioning service for our clients.

Service and support

In any fault case of our product, we will arrange engineer to deal with your problem within 24hours

Service guarantee

Contact purchase

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