Kestar Electronic (China) Co., Ltd. was founded in 1984 as one of the largest manufacturer specializing in researching, developing and producing full series MOV (Metal Oxide Varistor) and SPD (Surge Protective Device) in mainland, China. After more than 20 years development, we have offered high quality products, aggressive price, innovation and perfect service to many world famous customers such as Japan Panasonic (Group), American Emerson, and MTL. And our products have gotten VDE, CE, CSA and UL approval, and all of our products are lead-free.