Part Number MTS 345AVW having (CAGE Code 19857) and FSC 2590 Miscellaneous Vehicular Components in stock with ready to ship. Get an instant quote for MTS 345AVW Heating Element Electrical Immer by Electric Heater Company The. 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.