Compatibility: 520900 RV Water Heater Element Replacement Part Compatible with for RV / SW Series Water Heater, Replaces 520789 SU520789 232794 Heating Element, fit for RV Water Heater models: SW4DE, SW4DEL, SW6DE, SW6DEC, SW6DEL, SW6DELC, SW6DEM, SW6PE, SW6PER, SW10DE, SW10DEC, SW10DEL, SW10DELC, SW10DEM, SW10PE, SW10PER, SW10VE, SW12DE, SW12DEC, SW12DEL, SW12DELC, SW12DEM, SW12VE, SW16DE, SW16DEC, SW16DEL, SW16DELC, SW16DEM, SW16VE, etc. Fix Following Issue: If your RV Water Heater Element is ; Inability to heat; Too long heating time; Low water temperature; Abnormal water pressure and slow water flow, our Heating Element is ideal choice, efficient and economical. High Quality: Our 520900 Water Heater Element made from high-quality material and can withstand greater temperatures than typical RV water heater elements, resist and mineral buildup, and minimize failures and extend the life of your water heater. Fully tested by the manufacturer to long-term effective operation. Easy Installation: Package include 1PC 1440W 120V 520900 RV Water Heater Element and 1PC 1-1/2 in x 1-1/16 in x 6 in Wrench Socket. This Heating Element is Screw-In Type, taking just minutes to replace it and let your Water Heater work again. Color:Silver Material:Stainless Steel Package Contents: 1 * Water heater element 1 * Wrench sleeve Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.