Profile: JMS Transformers Ltd is a manufacturer of standard and non standard transformers. We provide single phase transformers 1va to 500 kva with ac or dc outputs and three phase transformers from 50va to 2 mva with ac or dc outputs. We also offer single phase to three phase converters, toroids, frequency converters, 110v site equipment and UPS systems. Our single transformers are designed to meet all of the requirements. We manufacture for all industries from toy manufacturers to nuclear power stations.