Lighting Control Transformer with ISO9001: 2015

We have passed ISO9001:2015,CE,SGS approval and IEC report1.Technical parameters  PowerInput Voltage(V)Output Voltage(V)DimensionOD*H(mm)Weight (kg)GWB50VA220V (230V)12V80*380.74GWB100VA220V (230V)12V95*451.25GWB200VA220V (230V)12V112*522.05GWB250VA220V (230V)12V118*543.36GWB500VA220V (230V)12V140*654.2GWB1000VA220V (230V)12V170*757.2GWB1500VA220V (230V)12V180*859.75GWB2000VA220V (230V)12V185*10512GWB3000VA220V (230V)12V200*12016.6GWB5000VA220V (230V)12V230*13524Toroidal Transformer PowerDimension (mm)Efficiency %CurrentWeightGWB20VA60*25>8210mA 1.200.45kgsGWB30VA65*35>8410mA1.200.50kgsGWB50VA70*40>8820mA1.151.30kgsGWB100VA85*60>9030mA1.151.50kgsGWB120VA90*75>9340mA1.102.00kgsGWB200VA110*80>93100mA1.102.80kgsGWB300VA120*80>94150mA1.083.50kgsGWB500VA130*80>94150mA1.085.00kgsGWB800VA140*85>94200mA1.086.50kgsGWB1000VA140*85>95300mA1.058.50kgsGWB1500VA160*90>95400mA1.0512.0kgsGWB2000VA180*90>95400mA1.0515.0kgsGWB4000VA220*95>95500mA1.0520.0kgsGWB6000VA250*95>95500mA1.0525.0kgs2.  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 rise4). 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 control3. computer4.instrument5.telecommunications6.high-end and middle-end vedio etc2).  Advantages:1.High quality 100% copper core2.a full range of toroidal transformer3.Specially sales and technical services:5-10Years4.With 14 years' producing history in transformer induatry5.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:NOStepDays need 1Request for quotation 1 day2Making quotations1 day3Offer and counter offer3 days4Sending and receiving samples 3-10 days5Sample confirmation 3 days6Placing a firm order1 day7Paying and receiving the down payment1-4 day8Factory production & Quality inspection15-20 days9Paying and receiving the balance4 days10Delivery of goods1 daysContact Information:       CathyTianjin Grewin Technology Co.,Ltd.Website:transformer.en.made-in-china.comTel:86-22-84943756                   /* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1