Electrical Transformer Helper!

- Electrical Tranformer Helper -The best electrical transformer calculator on the app store Electrical Transformer Helper is your one stop shop for transformer calculations. Calculations include: Turns, Kva, Primary and Secondary OCPD, Amperage, and much much more This is a great tool to make quick decisions in the field or office. NFPA, National Fire Protection Agency, National Electrical Code, NFPA 70, and NEC are registered trademarks of the National Fire Protection Association and are not associated with ReiWare, LLC in any way.