Compatible ScrewIn Heater Element — 520900 / 1440W 120V (with gasket) What this part does Direct replacement heater element for Suburban SW Series water heaters. Provides fast, efficient hot water with 1440W power at 120V. Replaces part numbers 520900, 520789, and 232794. Includes the gasket needed for installation. Key benefits Reliable heating: 1440W output restores consistent hot water for sinks, showers, and onboard appliances. Energyefficient performance: Designed to heat quickly with lower power consumption compared to older/worn elements. Durable construction: Made from quality materials to resist corrosion and mineral buildup, helping reduce failures and extend element life. Better for hardwater environments: Material choice and design minimize scale buildup that commonly affects RV and camper water heaters. Easy installation: Screwin design requires no major disassembly or special tools—reduces time, cost, and the need for a professional technician. Compatibility Fits Suburban RV and Camper SW Series Water Heaters, including but not limited to: 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. What's included One screwin 1440W 120V heater element (compatible with part numbers 520900 / 520789 / 232794) Gasket for proper sealing Typical use scenarios Ontheroad replacement: Swap a failed or leaking element during a trip to quickly restore hot water in your RV or camper without waiting for service. Hardwater prevention: an older element that is scaling or underperforming to improve heating efficiency and reduce future maintenance in areas with mineralheavy water. Seasonal maintenance or upgrade: Install a element during routine service to ensure reliable hot water at the start of camping season. Installation notes Screwin design — no extensive disassembly required. Turn off power and drain tank before replacing. Use included gasket to prevent leaks. Matches Suburban SW Series specifications; confirm part number compatibility (520900 / 520789 / 232794) with your unit before . Specifications (as provided) Type: Screwin heater element Power: 1440W Voltage: 120V Replacement part numbers: 520900, 520789, 232794 Includes gasket If you need reliable, easytoinstall hot water performance for your Suburban SW Series RV or camper, this 520900compatible 1440W screwin element provides a durable, efficient replacement.