Categories
Price: | US $ 1.46-1.59/Piece |
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Trade Terms: | FOB,CFR,CIF |
Min Order: | 100/Piece |
Pay Type: | L/C,T/T,D/P,Paypal,Money Gram |
Toroidal Transformer I | |||||||
Power | Thermal Fuse | Current Fuse | Dimension (mm) | Approval Mark | |||
GWB25VA | 135ºC 250V 2A | 250V T 2A | 80*35 | CE UL TUV CQC | |||
GWB30VA | 135ºC 250V 2A | 250V T 2A | 83*35 | CE UL TUV CQC | |||
GWB40VA | 135ºC 250V 2A | 250V T 2A | 87*35 | CE UL TUV CQC | |||
GWB50VA | 135ºC 250V 2A | 250V T 2A | 93*34 | CE UL TUV CQC | |||
GWB60VA | 135ºC 250V 2A | 250V T 2A | 93*35 | CE UL TUV CQC | |||
GWB80VA | 135ºC 250V 2A | 250V T 2A | 102*35 | CE UL TUV CQC | |||
GWB105VA | 135ºC 250V 2A | 250V T 2A | 114*38 | CE UL TUV CQC | |||
GWB120VA | 135ºC 250V 2A | 250V T 2A | 113*41 | CE UL TUV CQC | |||
GWB140VA | 135ºC 250V 2A | 250V T 2A | 114*42 | CE UL TUV CQC | |||
GWB150VA | 135ºC 250V 2A | 250V T 2A | 117*43 | CE UL TUV CQC | |||
GWB160VA | 135ºC 250V 5A | 250V T 5A | 120*43 | CE UL TUV CQC | |||
GWB180VA | 135ºC 250V 5A | 250V T 5A | 125*42 | CE UL TUV CQC | |||
GWB200VA | 135ºC 250V 5A | 250V T 5A | 124*49 | CE UL TUV CQC | |||
GWB220VA | 135ºC 250V 5A | 250V T 5A | 127*50 | CE UL TUV CQC | |||
GWB240VA | 135ºC 250V 5A | 250V T 5A | 129*48 | CE UL TUV CQC | |||
GWB250VA | 135ºC 250V 5A | 250V T 5A | 130*52 | CE UL TUV CQC | |||
GWB260VA | 135ºC 250V 5A | 250V T 5A | 130*53 | CE UL TUV CQC | |||
GWB280VA | 135ºC 250V 5A | 250V T 5A | 138*45 | CE UL TUV CQC | |||
GWB300VA | 135ºC 250V 5A | 250V T 10A | 138*54 | CE UL TUV CQC | |||
GWB320VA | 135ºC 250V 5A | 250V T 10A | 138*54 | CE UL TUV CQC | |||
GWB340VA | 135ºC 250V 5A | 250V T 10A | 138*54 | CE UL TUV CQC | |||
GWB360VA | 135ºC 250V 5A | 250V T 10A | 142*55 | CE UL TUV CQC | |||
GWB380VA | 135ºC 250V 5A | 250V T 10A | 146*54 | CE UL TUV CQC | |||
GWB400VA | 135ºC 250V 5A | 250V T 10A | 148*56 | CE UL TUV CQC | |||
GWB420VA | 135ºC 250V 5A | 250V T 10A | 148*56 | CE UL TUV CQC | |||
GWB440VA | 135ºC 250V 5A | 250V T 10A | 148*60 | CE UL TUV CQC | |||
GWB460VA | 135ºC 250V 5A | 250V T 10A | 149*64 | CE UL TUV CQC | |||
GWB480VA | 135ºC 250V 5A | 250V T 10A | 153*59 | CE UL TUV CQC | |||
GWB500VA | 135ºC 250V 5A | 250V T 10A | 155*62 | CE UL TUV CQC |
Toroidal Transformer | |||||||
Power | Dimension (mm) | Efficiency % | Current | Weight | |||
GWB20VA | 60*25 | >82 | 10mA | 1.200.45kgs | |||
GWB30VA | 65*35 | >84 | 10mA | 1.200.50kgs | |||
GWB50VA | 70*40 | >88 | 20mA | 1.151.30kgs | |||
GWB100VA | 85*60 | >90 | 30mA | 1.151.50kgs | |||
GWB120VA | 90*75 | >93 | 40mA | 1.102.00kgs | |||
GWB200VA | 110*80 | >93 | 100mA | 1.102.80kgs | |||
GWB300VA | 120*80 | >94 | 150mA | 1.083.50kgs | |||
GWB500VA | 130*80 | >94 | 150mA | 1.085.00kgs | |||
GWB800VA | 140*85 | >94 | 200mA | 1.086.50kgs | |||
GWB1000VA | 140*85 | >95 | 300mA | 1.058.50kgs | |||
GWB1500VA | 160*90 | >95 | 400mA | 1.0512.0kgs | |||
GWB2000VA | 180*90 | >95 | 400mA | 1.0515.0kgs | |||
GWB4000VA | 220*95 | >95 | 500mA | 1.0520.0kgs | |||
GWB6000VA | 250*95 | >95 | 500mA | 1.0525.0kgs |
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)
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 core3.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: Ella Tianjin Grewin Technology Co.,Ltd. |
Prod Model: | 3va 7va 12va 21va 35va 55va 90va 120va 250va 300va |
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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- Oriented |
Leads - Length And Insulation: | Secondary Windings Connections |
Transformer For Medical Equipment: | Low Rise High Efficiency Toroidal Transformer |
Application1: | Solar Inverter, Solar Device, Solar Lighting |
Short-Circuit-Proof Safety: | Isolating Transformer |
95% Efficiency: | Transformer Toroidal Price Design Manufacture |
Toroidal Transformer Type: | 15va 16va 17va 18va 19va 21va 22va |
Test Process1: | Iinductive Voltage Test, Temperature Rise Test |
Test Process2: | Leakage Indutance Test, DC Resistance Test |
Application: | Solar Lighting,LED Lighting |
Phase: | Single |
Cooling Method: | Dry-type Transformer |
Winding Type: | Multi-winding Transformer |
Coil: | Toroid Core |
Certification: | CE |
Usage: | Solar Inverter, Solar Device, Solar Lighting |
Brand: | Grewin Miniature Toroidal Transformer |