Transformer Soft Start Relay premagnetises prior to complete switching using unipolar voltage impulses. Transformer Soft Start Relay is made using quality grade material to ensure optimum performance for longer period of time. Transformer Soft Start Relay finds wide application in frequently switched filament or welding transformers for plant construction, industrial applications and research. Transformer Soft Start Relay can be availed in varied range of specifications to cater to individual requirement.