| Prod Model: |
100va 250va 450va 1300va 2600va 4000va 6000va |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Coil Structure: |
CE UL Toroidal Transformer |
| Coil Number: |
Autotransformer, High Flux Density Grain- Oriente |
| Toroidal Transformer Type: |
194va 25va Va 500va 3kVA 6000va Toroidal Transfor |
| Toroida Step Down Transformer: |
Low Rise High Efficiency Toroidal Transformer |
| Leads - Length And Insulation: |
Secondary Windings Connections |
| 95% Efficiency: |
Transformer Toroidal Price Design Manufacture |
| Toroidal Transformer: |
500va 1000va 2500va 3000va 6000va |
| Short-Circuit-Proof Safety: |
Isolating Transformer |
| Application1: |
Home Appliance, Household Audio Device |
| Test Process1: |
Iinductive Voltage Test, Temperature Rise Test |
| Application: |
Audio |
| Phase: |
Single |
| Cooling Method: |
Dry-type Transformer |
| Winding Type: |
Auto-transformer |
| Coil: |
Toroid Core |
| Certification: |
CE |
| Usage: |
Household Applicance, Houseld Audio, Household Light |
| Brand: |
Grewin Toroidal Transformer |
Product Description
Name:Silicon Steel Toroidal Transformer for Home Appliance
1. technical parameters.
<| Toroidal Transformer |
| Power | Input Voltage(V) | Output Voltage(V) | Dimension
OD*H(mm) | Weight (kg) |
| GWB500VA | 220V (230V) | 12V | 145*65 | 5.5 |
| GWB1000VA | 220V (230V) | 12V | 175*85 | 8.5 |
| GWB2000VA | 220V (230V) | 12V | 210*90 | 14.7 |
| GWB2500VA | 220V (230V) | 12V | 210*100 | 16.7 |
| GWB3000VA | 220V (230V) | 12V | 215*105 | 17.7 |
| GWB3500VA | 220V (230V) | 12V | 230*115 | 21.8 |
| GWB5000VA | 220V (230V) | 12V | 290*115 | 30 |
| GWB7000VA | 220V (230V) | 12V | 330*115 | 31.5 |
<| Power | Input Voltage(V) | Output Voltage(V) | Dimension
OD*H(mm) | Weight (kg) |
| GWB50VA | 220V (230V) | 12V | 80*38 | 0.74 |
| GWB100VA | 220V (230V) | 12V | 95*45 | 1.25 |
| GWB200VA | 220V (230V) | 12V | 112*52 | 2.05 |
| GWB250VA | 220V (230V) | 12V | 118*54 | 3.36 |
| GWB500VA | 220V (230V) | 12V | 140*65 | 4.2 |
| GWB1000VA | 220V (230V) | 12V | 170*75 | 7.2 |
| GWB1500VA | 220V (230V) | 12V | 180*85 | 9.75 |
| GWB2000VA | 220V (230V) | 12V | 185*105 | 12 |
| GWB3000VA | 220V (230V) | 12V | 200*120 | 16.6 |
| GWB5000VA | 220V (230V) | 12V | 230*135 | 24 |
2. We have abtained VDE,UL,CE,ISO9000 approval .we guarantee quality is the first.
Test process1 .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: 
Especially low-hum and low-dispersing construction
Low-level of induction
High-grade design casing possible
Statically shield winding and magnetical shield winding optional .
1). Application:
1. audio equipment
2. electric control
3. computer
4. solar device
5.telecommunications
6.high-end and middle-end vedio etc
2). Advantages:
1.High quality 100% copper core
2.a full range of toroidal transformer3.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 ". 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
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:
Alice Tianjin Grewin Technology Co.,Ltd. tel:86-22-84943756
MT:86-13072088960 Website: http://www.grewin-tech.com http://grewin-tech.en.alibaba.com |
GREWIN as manufacture for Toroidal Transformer, current transformer, high frequency magnetics transformer, split core current sensor, clamp on CT, EI power Transformer etc. We have abtained ISO9001: 2015, IEC, CE, VDE, approval.
Our company have many advantages which can be your honesty and reliable supplier:
WHY CHOOSE US?
A. Business philosophy "Quality and Honesty First“
B. Over 40 years experience of transformer designing and producing.
C. Transformer 100% test before the shipment;
D. UL, CE, ISO9001: 2008
E. We offer custom-made transformers, OEM and ODM are welcome
F. We expect at consistently competitive prices
G. Transformer quality lifetime: 10 Years.
H. Professional experiences of the sales and engineers: 5 -10 Years
Grewin Mission: Growing together side by side, Mutual success hand in hand.
We sincerely invite you to join us to create a bright future.
Contact Information:
Tianjin Grewin Technology Co., Ltd.
TEL: +86 22 84943756
Web: www.grewin-tech.com
