High to Low Voltage

High to Low Voltage provides trusted, quick-ship electrical equipment and services to keep critical operations running. Based in Commerce City, CO, we supply new and reconditioned transformers (padmount, pole mount, substation, and dry-type), switchgear, and medium/high-voltage cable. Need temporary power or an emergency replacement? Learn about rentals and 24/7 support. We also offer transformer repair, reconditioning, and field service, plus surplus buyback and electrical scrap removal, disposal, and remediation. Our team serves utilities, contractors, industrial facilities, data centers, renewable energy projects, and commercial operations nationwide, helping customers minimize downtime, source hard-to-find equipment, and obtain practical guidance on equipment selection, logistics, installation needs, and ongoing electrical infrastructure requirements with speed.