COTEK is the professional manufacture of sine wave DC-to-AC power inverters, AC-to-DC power supplies and battery charger located Taiwan. We specialize in providing DC-to-AC sine wave inverters, AC-to-DC power supplies and battery chargers to a variety of markets. Our mission is to develop, manufacture and market a broad range of DC to AC sine wave inverters, AC to DC power supplies and battery charger for industrial, backup power, renewable energy, and recreational applications.

Since our beginnings in 1985, our main objective has been to build the best inverters and power supplies providing silent, reliable, and efficient AC and DC power worldwide. Our primary goal is to provide unparalleled customer satisfaction through continuous improvement of our products and processes. In the past, COTEK has accomplished many milestones and as a leader in the industry, we will pursue that tradition. We anticipate our strong growth to continue in the future because we are dedicated to continuous improvement in all functional areas of the company. We believe that by listening to our customers, we are better able to develop, manufacture and market advanced products that are responsive to customer needs.