大維先電機有限公司-專業製造電源轉換器(power adaptor)變壓器(power transformer)交換式電源轉換器(switching power adaptor) 大維先電機有限公司成立於1990年，是一家專業製造電源轉換器(power adaptor)變壓器(power transformer)交換式電源轉換器(switching power adaptor)及各種通訊&小家電製品組裝的製造工廠,產品均通過UL C-UL TUV-GS ITS-GS CE CB BS SAA T-Mark PSE.....等世界各國安規及中華民國內銷檢驗合格。

Ahead has been manufacturing adaptors and transformers for over 20 years.
During this time, the staff at our Taiwan and China factories have developed products that meet UL,C-UL,PSE,VDE,CE,BS,GS,SAA, and other standards.
Our continuing mission is to deliver the quality that makes your products more competitive. We guarantee product reliability prompt delivery and competitive prices.
Most of the standard items in our extensive range of products are UL,C-UL,PSE, GS-approved. Several other agency approvals are pending.
We have the widest selection of adaptors, from 0.5VA to 36VA,and transformers from 0.5VA to 2,000VA.
We offer similar types of products for OEM and custom-made orders.