Check the listing for details. 3Pcs Silver Rv Water Heater Element Anode Rods Heating Fit For Rv Water Heater. Color: Silver, Condition: New. Listed at 33.59 USD. Description: Brand new. This RV Water Heater Element is made from stainless steel 316, which is sturdy and can be used for a long time. Part Number:520900. The RV water heater elements include a built-in resistance wire that generates heat through electrical resistance. This ensures rapid and efficient heating of your water, providing you with a reliable and consistent hot water supply in your RV. The anode rod replacement kit is essential for extending the life of your RV water heater. The RV water heater anode rod prevents corrosion and damage, ensuring your water heater remains in top condition for longer periods. The RV anode rod ensures a perfect fit and efficient heating for your RV water heater. Specification: Material:RV Water Heater Element:S.