Part Number 7MR 50 having (CAGE Code 39918) and FSC 6120 Transformers: Distribution and Power Station in stock with ready to ship. Get an instant quote for 7MR 50 Power Supply by Metco Inc Sub Of The Perkinelme. Fill the form below with your desired order quantity, targeted price and the expected order-fulfilment date. Our dedicated account manager will get back to you within 15 minutes.