Part Number ER431DYM4-12A SQ Rf Relay in stock with ready to ship. Get an instant quote for Teledyne Electronics part number ER431DYM4-12A SQ by filling form below with your desired order quantity, targeted price and the expected order-fulfilment date. Get instant quote for ER431DYM4-12A SQ. Our dedicated account manager will get back to you within 15 minutes.