Replacement ScrewIn Water Heater Element — 1440W, 120V (Suburban SW Series) — Part 520900 Key benefits Direct replacement for worn or failed elements — restores reliable hot water in Suburban RV/camper water heaters. Built to resist corrosion and mineral scale, reducing frequent failures and extending heater life — especially useful in hardwater areas. Simple screwin design speeds installation and routine maintenance, minimizing downtime. What this part does Heats fresh water in Suburban SW series RV/camper water heaters at 1440 watts, 120 volts. Replaces original element part numbers: 92249, 91160, 92097, 520900, 520789, 232794. Features and specifications Type: Screwin electric water heater element. Power: 1440W. Voltage: 120V. Construction: quality materials designed to withstand higher operating temperatures and resist corrosion and mineral buildup. Performance: Reliable heating for a wide range of Suburban SW models; reduces the need for frequent element replacements in areas with harder water. Compatibility Compatible with Suburban SW Series water heaters that use the 520900 screwin element, including: 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 Practical use scenarios Emergency replacement at a campground: Swap the failed element quickly to restore hot water for showers and dishwashing. Preventive maintenance before a long trip: an old element prone to scaling to reduce the chance of midtrip failures. Hardwater locations: Install this corrosion and scaleresistant element to reduce maintenance frequency and extend heater life. Installation notes Screwin construction allows quick replacement with basic tools. Routine inspection and maintenance typically take only a few minutes. Always follow the water heater manufacturer's safety guidelines: disconnect power and drain the tank before servicing. Why choose this element Matches OEM specifications (part 520900 / listed part numbers) and fits the specified Suburban SW models. Designed to offer better resistance to heat, corrosion, and mineral buildup than typical RV elements, helping reduce service interruptions and replacement frequency.