Grewin Electrical Supply Toroidal Transformer with ISO9001:

Grewin Electrical Supply Toroidal Transformer with ISO9001:


Negotiable Min Order Quantity Unit

Required Quantity
Place of Origin
China
Brand name
Grewin
Payment Terms
D/A,D/P,L/C,MoneyGram,T/T,Western Union
Production method
Negotiable
Shipping / Lead Time
Negotiable / Negotiable
Keyword
power transformer, toroidal transformer, transformer, electrical supplies
Category
Passive Components

TianJin Grewin Technology Co.,Ltd

Membership
BIZ
Country / Year Established
China China / 2011
Business type
Manufacturer
Verified Certificate

7

Product name Grewin Electrical Supply Toroidal Transformer with ISO9001: Certification -
Category Passive Components Ingredients -
Keyword power transformer , toroidal transformer , transformer , electrical supplies Unit Size -
Brand name Grewin Unit Weigh -
origin China Stock -
Supply type - HS code -

Product Information

We have passed ISO9001:2015,CE,SGS approval and IEC report


1.Technical parameters
 
PowerInput Voltage(V)Output Voltage(V)Dimension
OD*H(mm)
Weight (kg)
GWB50VA220V (230V)12V80*380.74
GWB100VA220V (230V)12V95*451.25
GWB200VA220V (230V)12V112*522.05
GWB250VA220V (230V)12V118*543.36
GWB500VA220V (230V)12V140*654.2
GWB1000VA220V (230V)12V170*757.2
GWB1500VA220V (230V)12V180*859.75
GWB2000VA220V (230V)12V185*10512
GWB3000VA220V (230V)12V200*12016.6
GWB5000VA220V (230V)12V230*13524
Toroidal Transformer 
PowerDimension (mm)Efficiency %CurrentWeight
GWB20VA60*25>8210mA 1.200.45kgs
GWB30VA65*35>8410mA1.200.50kgs
GWB50VA70*40>8820mA1.151.30kgs
GWB100VA85*60>9030mA1.151.50kgs
GWB120VA90*75>9340mA1.102.00kgs
GWB200VA110*80>93100mA1.102.80kgs
GWB300VA120*80>94150mA1.083.50kgs
GWB500VA130*80>94150mA1.085.00kgs
GWB800VA140*85>94200mA1.086.50kgs
GWB1000VA140*85>95300mA1.058.50kgs
GWB1500VA160*90>95400mA1.0512.0kgs
GWB2000VA180*90>95400mA1.0515.0kgs
GWB4000VA220*95>95500mA1.0520.0kgs
GWB6000VA250*95>95500mA1.0525.0kgs



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.instrument
5.telecommunications
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.

3).Note 
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:

About us:

 1. Tianjin Grewin Technology Co.,ltd. has always laying great emphasis on our core business philosophy "Quality and Honesty First ". 

2.Flow chart of trading activities:

NO

Step

Days need 

1

Request for quotation 

1 day

2

Making quotations

1 day

3

Offer and counter offer

3 days

4

Sending and receiving samples 

3-10 days

5

Sample confirmation 

3 days

6

Placing a firm order

1 day

7

Paying and receiving the down payment

1-4 day

8

Factory production & Quality inspection

15-20 days

9

Paying and receiving the balance

4 days

10

Delivery of goods

1 days

Contact Information:       
Amy

Tianjin Grewin Technology Co.,Ltd.
Tel:86-22-84943756                   

B2B Trade

Price (FOB) Negotiable transportation -
MOQ Negotiable Leadtime Negotiable
Payment Options D/A,D/P,L/C,MoneyGram,T/T,Western Union Shipping time Negotiable

TianJin Grewin Technology Co.,Ltd

Country / Year Established
China China / 2011
Membership
BIZ
Business type
Manufacturer

7

President
salesmanager
Address
2# MeiNian Plaza No.16 DongTing Road,Hexi Distr,300222,Tianjin China.
Product Category
Passive Components
Year Established
2011
No. of Total Employees
101-500
Company introduction

Tianjin Grewin Technology Co., Ltd Have Twenty Years Producing Experience, Located In Tianjin, China, Our Mill Have Professional Design Term, Advanced Technology And Equipment, Especially Pay Great Attention To Its Business Philosophy "Quality And Honesty First".
Grewin Is Specialized In The Design And Manufacture Of Wound Components, Such As Transformer, Current Sensors, Chokes Etc. Which Be Widely Used For Communications, Electronics, Meters, Industrial Control, Medical Equipment And Other Fields. And We Are Also A Provider Of Power Meters And Instruments Locators. 85% Of Our Products Were Exported To America, Europe, And Southeast Asia Etc.
Our Products Have Passed And Obtained ISO9001 Certificate, CE Certificate, SGS Approval, And IEC Report.
We Developed Good Cooperative Relationship With Valued Customers Around The Word, We Have First Class Product Quality And One Basket Value-Added After Sales Service Along With The Fast Efficient Solution. Grewin Has Won Its Brand In Word Wide And Customer’S Praise. 

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