Dibao Toroidal Transformer is specially designed for ups, product specifications: single-phase\three-phase, from 5VA to 20KVA power, from 5Hz to 400Hz power supply, on the other hand, provide Audio Frequency Transformer. Characteristic: coiled by silicon steel belt, with round section area, without incision, free formal size, small cubage, high capacity, etc. We have many excellent staff and have advanced produce facilities, and manage on the basis of the request of ISO9002 strictly. Guarantee products quality, welcome to contact us! If you would like to get more detail about us, you had better load and view our website below: