IQS Directory provides a comprehensive list of custom coil manufacturers and suppliers. Use our website to review and source top custom coil manufacturers with roll over ads and detailed product descriptions. Find custom coil companies that can design, engineer, and manufacture custom coils to your company’s specifications. Then contact the custom coil companies through our quick and easy request for quote form. Website links, company profile, locations, phone, product videos and product information is provided for each company. Access customer reviews and keep up to date with product news articles. Whether you are looking for manufacturers of ignition coils, toroidal coils, field coils, or custom coils of every type, this is the resource for you.