Norcold AC Heating Element 618872 (fits older style 1200 models) Norcold AC Heater/ Heating Element 225W/110VAC.  This heater fits the following Norcold models:   1200AC 1200ACIM 1200ACIMBK 1200ACIMBKD 1200ACIMD 1200ACIMSSD 1200LR 1200LRBK 1200LRIM 1200LRIMBK 1200LRIMBKD 1200LRIMD 1200LRIM... See More