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Tianjin Grewin Technology Co.,ltd.

Tianjin Grewin Technology Co.,ltd. has always laying great emphasis on our core business philosophy "Quality and Honesty First ". Grewin Mission: Growing together side by side,Mutual success hand in

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Toroidal Transformer with UL, Approval

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Tianjin Grewin Technology Co.,ltd.
    Buy cheap Toroidal Transformer with UL, Approval from wholesalers
    Buy cheap Toroidal Transformer with UL, Approval from wholesalers
    • Buy cheap Toroidal Transformer with UL, Approval from wholesalers

    Toroidal Transformer with UL, Approval

    Ask Lasest Price
    Brand Name : Grewin
    Model Number : 30va 50va 150va 200va 500va 1000va 2500va 3500va
    Certification : ISO9001-2000, UL, ISO9001, CCC, CE
    Price : 500 Pieces US $5.99/ Piece
    Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram
    Supply Ability : 40000 Piece/Pieces Per Month
    Delivery Time : 15 work days
    • Product Details
    • Company Profile

    Toroidal Transformer with UL, Approval

    Name: Toroidal Transformer with UL, Approval
    We have abtained ISO9001:2015,IEC,CE,CB approval .we guarantee quality is the first.

    High Quality Toroidal Transformer

    1. technical parameters.

    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
    Toroidal Transformer
    PowerDimension (mm)Efficiency %CurrentWeight

    Minature Toroidal Transformer 2.5VA-15va:

    2.Waterproof outdoor toroidal Transformer's:105VA-1000VA :

    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. 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:

    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:

    NOStepDays need
    1Request for quotation1 day
    2Making quotations1 day
    3Offer and counter offer3 days
    4Sending and receiving samples3-10 days
    5Sample confirmation3 days
    6Placing a firm order1 day
    7Paying and receiving the down payment1-4 day
    8Factory production & Quality inspection15-20 days
    9Paying and receiving the balance4 days
    10Delivery of goods1 days



    Tianjin Grewin Technology Co.,Ltd.

    Cell:86 18920139710

    Quality Toroidal Transformer with UL, Approval for sale
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