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Tianjin Grewin Technology Co., Ltd.

Toroidal Isolation Transformer, Medical Transformer CE, Voltage Converter Transformer 20va 10mA manufacturer / supplier in China, offering High Voltage Toroidal Transformer for Medical Device, High Quality Toroidal Minature Current Transformer, Accuracy 0.1 0.2 Minature Current Transformer for Electrical Watthour Meter and so on.

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High Voltage Toroidal Transformer for Medical Device

Purchase Qty.:
1-99 100-499 500-999 1,000+
FOB Unit Price: US $21.5 US $16.2 US $14.5 US $14.2
Purchase Qty. (Pieces) FOB Unit Price
1-99 US $21.5
100-499 US $16.2
500-999 US $14.5
1,000+ US $14.2
Get Latest Price
Production Capacity: 50000 PCS
Transport Package: Export Standard Carton or Customize Strong Pallet
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: 50va 150va 250va 550va 750va 1500va 3000va 6000va
  • Phase: Single
  • Cooling Method: Dry-type Transformer
  • Certification: ISO9001-2000, UL, ISO9001, CCC, CE
  • Frequency Characteristics: Low Frequency
  • Brand: Grewin Medical Toroidal Transformer
  • Coil Structure: CE UL Toroidal Transformer
  • Toroidal Transformer Type: 194va 25va Va 500va 3kVA 6000va Toroidal Transform
  • Leads - Length and Insulation: Secondary Windings Connections
  • Medical Toroidal Transformer: 50va 80va 100va 300va 450va 500va 1000va 2500va
  • Test Process1: Iinductive Voltage Test, Temperature Rise Test
  • Specification: CE
  • HS Code: 85043190
  • Application: Power, Electronic
  • Core: Toroid Core
  • Winding Type: Auto-transformer
  • Usage: Medical Device, CT Scanner
  • Shape of Core: Ring
  • Model Number: Medical Toroidal Transformer with Silicon Steel 50
  • Coil Number: Autotransformer, High Flux Density Grain- Oriented
  • Transformer for Audio Equipment: Low Rise High Efficiency Toroidal Transformer
  • 95% Efficiency: Transformer Toroidal Price Design Manufacture
  • Short-Circuit-Proof Safety: Isolating Transformer
  • Trademark: Grewin Medical Toroidal Transformer
  • Origin: China
Product Description
High Voltage Toroidal Transformer for Medical Device

High Voltage Toroidal Transformer for Medical Device

1.  technical parameters.
Toroidal Transformer 
PowerDimension (mm)Efficiency %CurrentWeight
GWB20VA60*25>8210mA 1.200.45kgs

Toroidal Transformer  I
PowerThermal FuseCurrent FuseDimension (mm)Approval Mark
GWB25VA135ºC 250V 2A250V  T  2A80*35CE UL TUV CQC
GWB30VA135ºC 250V 2A250V  T  2A83*35CE UL TUV CQC
GWB40VA135ºC 250V 2A250V  T  2A87*35CE UL TUV CQC
GWB50VA135ºC 250V 2A250V  T  2A93*34CE UL TUV CQC
GWB60VA135ºC 250V 2A250V  T  2A93*35CE UL TUV CQC
GWB80VA135ºC 250V 2A250V  T  2A102*35CE UL TUV CQC
GWB105VA135ºC 250V 2A250V  T  2A114*38CE UL TUV CQC
GWB120VA135ºC 250V 2A250V  T  2A113*41CE UL TUV CQC
GWB140VA135ºC 250V 2A250V  T  2A114*42CE UL TUV CQC
GWB150VA135ºC 250V 2A250V  T  2A117*43CE UL TUV CQC
GWB160VA135ºC 250V 5A250V  T  5A120*43CE UL TUV CQC
GWB180VA135ºC 250V 5A250V  T  5A125*42CE UL TUV CQC
GWB200VA135ºC 250V 5A250V  T  5A124*49CE UL TUV CQC
GWB220VA135ºC 250V 5A250V  T  5A127*50CE UL TUV CQC
GWB240VA135ºC 250V 5A250V  T  5A129*48CE UL TUV CQC
GWB250VA135ºC 250V 5A250V  T  5A130*52CE UL TUV CQC
GWB260VA135ºC 250V 5A250V  T  5A130*53CE UL TUV CQC
GWB280VA135ºC 250V 5A250V  T  5A138*45CE UL TUV CQC
GWB300VA135ºC 250V 5A250V  T  10A138*54CE UL TUV CQC
GWB320VA135ºC 250V 5A250V  T  10A138*54CE UL TUV CQC
GWB340VA135ºC 250V 5A250V  T  10A138*54CE UL TUV CQC
GWB360VA135ºC 250V 5A250V  T  10A142*55CE UL TUV CQC
GWB380VA135ºC 250V 5A250V  T  10A146*54CE UL TUV CQC
GWB400VA135ºC 250V 5A250V  T  10A148*56CE UL TUV CQC
GWB420VA135ºC 250V 5A250V  T  10A148*56CE UL TUV CQC
GWB440VA135ºC 250V 5A250V  T  10A148*60CE UL TUV CQC
GWB460VA135ºC 250V 5A250V  T  10A149*64CE UL TUV CQC
GWB480VA135ºC 250V 5A250V  T  10A153*59CE UL TUV CQC
GWB500VA135ºC 250V 5A250V  T  10A155*62CE UL TUV CQC

2.  We have abtained VDE,UL,CE,ISO9000 approval .we guarantee quality is the first.
Test process

1  .No-load test (included no-load voltage,no load current and no load loss)

 2.iInductive voltage test 

 3. Load test (load voltage and temperature rise

 4. Temperature rise test .

 5.Insulated resistance 

 6.Hi-pot test 

 7.Leakage indutance test 

 8.DC resistance test 

 9.Surface inspection.

3.customized audio toroidal transformer and solar energy transformer   Application:


1). Application:

1. audio equipment 
2. electric control
3. computer
4. solar device
6.high-end and middle-end vedio etc

2).  Advantages:

1.High quality 100% copper core

2.a full range of toroidal transformer

3.Specially sales and technical services:5-10Years

4.With 14 years' producing history in transformer induatry

5.our company have cooperated with many customers around the world and gained good reputation at home and abroad.


The above-mentioned toroidal transformer is frequently-used, we can also manufacture the products by customer design. And the specification is for reference, if has the change further, please take the material object as the standard.

4).GREWIN'S Dimension :
External diameter: 40mm-300mm, height :13mm-130mm, Efficiency: 75-98%

we can design the appropriate products according to customers' requirments such as installation dimension, input and output voltage,power...etc.)


 4.product procedure 

The following picture showed you about all finished toroidal transformer production line and package with export standard carton and strong pallets:

High Voltage Toroidal Transformer for Medical Device

 About us:

 1. Tianjin Grewin Technology Co.,ltd. has always laying great emphasis on our core business philosophy "Quality and Honesty First ". Due to continuous innovative research and development, our products have meet the technical standards and safety standards , which are efficient and environment-friendly. As a professional leading and a main exporter of a wide variety of electronic components in China for many years, we adhere to new products, quality to meet the needs of you and welcome all of you to negotiate

High Voltage Toroidal Transformer for Medical Device
2.Flow chart of trading activities:




Days need


Request for quotation

1 day


Making quotations

1 day


Offer and counter offer

3 days


Sending and receiving samples

3-10 days


Sample confirmation

3 days


Placing a firm order

1 day


Paying and receiving the down payment

1-4 day


Factory production & Quality inspection

15-20 days


Paying and receiving the balance

4 days


Delivery of goods

1 days


Contact Information:                                                        


Tianjin Grewin Technology Co.,Ltd.




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