Part Number MG1-B-30-440-1-EE2-B-C Circuit Breaker Accessories in stock with ready to ship. Get an instant quote for Carling Technologies Inc part number MG1-B-30-440-1-EE2-B-C by filling form below with your desired order quantity, targeted price and the expected order-fulfilment date. Get instant quote for MG1-B-30-440-1-EE2-B-C. Our dedicated account manager will get back to you within 15 minutes.