APT has the most complete line of Low Voltage SPDs in the industry, with over 70,000 SKUs, used in applications such as Residential, Commercial, Industrial, Data/Communications and much more. Our products are UL Labeled and have the UL Certification, which we believe in the best and most rigorous NRTL certification in the industry. In 2007, APT’s growth strategy expanded from its base in the US Construction Market and began to focus on Alternative Energy, Oil & Gas, OEM and International Markets. APT has developed key relationships and a number of new products that will drive growth in these new markets for years to come.

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