Norcold 180 watt heating for 300 series Part number is 6199063 before 1999 or after 1999 the small dia.  Dometic RM2454 RM2451 uses the small dia. 180 watt, Some Norcold before 1999 use 10.8mm dia. like Norcold 300

This listing is for the 180 watt AC heating element used for some in the Norcold and Dometic. Our aftermarket element is covered with a replacement warranty for 5 years, not like original OEM Norcold or Dometic element to only have a 1 year warranty. This price will be going OFF very soon, RV tech's, RV Dealers, and customers need to act now, even if not needed now, buy it for future needs.

These element will also fit and work with other Brand and Models using a 180 or 170 watt element. The Small Diameter element is 9.52 mm dia. Dometic RM2454 RM2451 and newer Norcold or Norcold N300 series If you need the older 10.8mm dia 180 watt just make a note when you order "need the larger diameter" as we have both the older large element and newer small diameter in stock. The smaller 9.82mm is the default size element we ship.

Norcold Part number depending on production date. The newer Norcold N300 series confirm for your cooling.