Johnson Electric Coil Company
Three Phase Isolation Transformers
We design dry-type three phase isolation transformers to meet your custom requirements: special voltage requirements, taps where you need them, your choice of winding configurations, terminations to suit your installation, unusual sizes and shapes—up to 750kVA.
Three phase transformer designs are carefully coordinated to meet your critical characteristics: electrical performance, terminations, size, weight, and price.
Single Phase Isolation Transformers
We design dry-type single phase isolation transformers to meet your custom requirements: high-reactance, ferro-resonant/constant-voltage, EI, toroid, special voltage requirements, taps where you need them, your choice of winding configurations, paper section or bobbin construction, special brackets, terminations to suit your installation, unusual sizes and shapes—up to 75kVA.
Why Should You Choose Johnson Coil?
Our goal is to deliver excellent quality products accompanied by top-of-the-line customer service. Whether using the finest techniques to ensure productivity or finding the most cost-effective freight carriers, we got you! We strive for continuous improvement and are earnest regarding our principles and standards.
Our engineers understand environmental compliance concerns and have a comprehensive working knowledge of all applicable market trends. Since 1934, we have been serving various industries. While we mainly sell in the US, our single and three-phase isolation transformers can be found worldwide as components in OEM equipment.
Johnson Electric Coil Company provides complete design, engineering, and manufacturing services to supply our customers with the finest, most efficient and cost-effective single phase and three phase isolation transformers. Our isolation transformer design and manufacturing capabilities are some of the broadest in the industry. We can fully support our customer’s safety agency requirements with expertise in both domestic and foreign agency requirements.
