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High Voltage Step Down Transformer Good Thermal Stability ODM Service

Good quality Ethernet Magnetic Transformer for sales
Good quality Ethernet Magnetic Transformer for sales
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I'm very happy to work with them for two years , excellent product , excellent team, the product failure rate is very low, punctual delivery, saving us a large part of the after-sale cost ,Hoped our two companies will later be able to continue to cooperate.

—— Mr. William K. Chui

Thank you for the cooperation! really helped us a lot, the sample is perfect !

—— Mohammad Ahmed

This is the first time we worked together , but I think your product is very good , I hope to visit your factory soon!

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High Voltage Step Down Transformer Good Thermal Stability ODM Service

China High Voltage Step Down Transformer Good Thermal Stability ODM Service supplier
High Voltage Step Down Transformer Good Thermal Stability ODM Service supplier High Voltage Step Down Transformer Good Thermal Stability ODM Service supplier

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Product Details:

Place of Origin: CHINA
Certification: ISO/ROHS/UL
Model Number: EE/EI/EPC/EFD

Payment & Shipping Terms:

Minimum Order Quantity: 1K
Price: Negotiation
Packaging Details: in carton
Delivery Time: 3-6 weeks
Payment Terms: L/C, T/T
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Detailed Product Description
Phase: Single Coil Number: Autotransformer
Coil Structure: Toroidal Original: Dongguan
Color: As Customer Require Nature: Transformer
Rated Capacity: 30-3000kva Material: Copper Wire + Ferrite Core
OEM: Welcomed Bobbin Shap: Vertical Type


Different Size High Current Power LED Transformer Wide Operating Frequency Transformer


Different sizes for a large variety of designs.

Custom designs are welcomed to meet different requirement.

High transmission power, low loss , wide operating frequency, low temperature rising , good thermal stability.
                  Power supplies
                  Electronic adaptors
                  Other general uses of transformer
                  EDR series- specially desihn for LED Lamp Power Supply
Used in PC power supply, monitor , TV , sound equipment , Smart meters, uninterruptible power supplies, all kinds of high-power inverter, industrial power supply , etc.
Packaging Technology:  THT or SMT




Product Winding:

1. Starting from pin 1

2. Smooth close winding

3. Staring margin tape

4. Ending by pin 2

5. Ending margin tape

6. the line must be right angle and pressured by tape, tube be into slot from pin1-2 mm distance.

7. Copper wire can be good and smooth, do not be knot, overlap.

8.Tape must be tensining, smoothness, Load-point overlapping 5-8 mm.

Insulation Winding:

1. Wire must be fixed by ACT, becoming right angle.

2. tape must be cover copper wire.

3. Every copper wire must be not crossing and overlapping, out wire must be fixed by tape.

4.Tape must be tensioning , smoothness.

Our Advantages:

1. More than ten years transformer manufacturing experience.

2. High quality and competitive price.

3. Good after-sale service.

4. High-temperature resistant.

5. Supply samples free with short delivery time.

6. Suitable for wide range of switching power supply/power transformer/LED driver transformer/current transformer/distribution transformer.


7.Technical support: custom-made design, desihn guide, test support .


8. Design-in support: Inductor and transformer design guide , EMC test lab racks,reference designs of IC manufacturers


1. Protect product with polyfoam and multi layer paper board.

2. Special protect carton for exporting product.

3. Per customer requirement.





1. The standard part within 15-30 days


2. Service degree:98.5%


3. Custom-made welcome


4. OEM/ODM acceptable


5. Agent support




Series A(Max) B(Max) C(Max) L D Output(W)
EE8.3 9.5 9 9.5 3.5±1.0 0.5±0.1 2-4
EE10 11.5 11.5 13 4.0±1.0 0.5±0.1 2-5
EE13 14.5 14 15 4.0±1.0 0.5±0.1 3-6
EE16 18.5 17 18.5 4.0±1.0 0.6±0.1 4-8
EE19 21 18 19.5 4.0±1.0 0.6±0.1 5-15
EE25 28.5 22 24 4.0±1.0 0.8±0.1 10-20
EE 16H 17.5 16.5 12.5 4.0±1.0 0.6x0.4±0.1 4-8
EE 19H 21 22 12.5 4.0±1.0 0.6x0.4±0.1 5-15
EE 25H 27.5 29 24 4.5±1.0 0.7x0.7±0.1 10-25
EE 30H 31.5 28.5 24 6.0±1.0 0.8±0.1 80-150


EI22 24 18.5 21 4.0±1.0 0.8±0.1 20-30
EI28 29.5 23.5 24.5 4.0±1.0 0.8±0.1 50-100
EI30 32 26.5 30.5 4.5±1.0 0.8±0.1 80-150
EI35 37 29 33.5 5.0±1.0 1.0±0.1 130-250
EI40 42 30 36 5.0±1.0 0.8±0.1 150-300
EPC13 14.5 15 8.5 3.0±1.0 0.5x0.5±0.1 5-10
EPC19 21 23 12.5 4.0±1.0 0.64x0.64±0.1 14-28
EPC25 27 27 17 5.0±1.0 0.8±0.1 20-50



The questions which our partner ask most

Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.

Q2. What is your terms of payment?
A: Order below 10000USD is T/T 100% in advance . Order over 10000USD T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance. Sample order we can support : PAYPAL , WERTERN UNION and Alipay.

Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.(defaults EXW for all quotation)

Q4. How about your delivery time?
A: Generally, it will take 1 to 3 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q7. Do you test all your goods before delivery?

A: Yes, we have 100% test before delivery.

Q8: What’s your advantage?
A: 1. Competitive price.

2. Good quality control.

3. Fast production and delivery.

4. Low MOQ.

5. Professional sales and good after-sale service.

High Voltage Step Down Transformer Good Thermal Stability ODM Service





Contact Details

Contact Person: Amy

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