Duelco A/S is a trading and engineering company with more than 36 years' experience from the development, sale and distribution of solutions for electrical and automation equipment. At Duelco, we primarily work from the company's two offices in Sønderborg and Aalborg. Duelco - excellent solutions The concept of "perfection" has always been a bearing element of Duelco's business philosophy. Duelco's products are among the best in the world market, and our customer service is always speedy and effective. Ever since 1974, our values have been focused on providing a high level of service, our extensive technical know-how, with products of the highest quality, and our outstanding delivery reliability.