Transformer Test Power Transformer Reytech (WR-14) Reytech (TR Mark III) Megger (OTS100AF) Megger (MIT515) Distribution Transformer Reytech (WR-14) Reytech (TR Mark III) Megger (OTS100AF) Megger (MIT515) Voltage Transformer Omicron (CPC100) Megger (MIT515) Omicron (TD12) Current Transformer Omicron (CPC100) Megger (MIT515) Omicron (CT Analyzer)