Best RV Water Heater Heating Elements for Reliable Hot Water
Answering the demand for dependable hot water on the road, this guide highlights top heating element kits for RV water heaters. Each selection targets common RV owners: travelers needing quick heat, full-time travelers seeking long-lasting parts, and DIY enthusiasts performing routine maintenance. The buyer-friendly table below helps compare core options at a glance.
Quick comparison table
| Product | |||
|---|---|---|---|
| UHEGDRR RV Water Heater Elements Kit | New RV setups and preventative maintenance | Includes anode rod and wrench kit for Suburban tanks | Listed as compatible with several Suburban models; confirm your exact tank model |
| ATEEfaee Upgraded RV Elements Kit (SW Series) | Experienced owners performing routine service | Durable 520900 element; includes gaskets, wrenches, PTFE tape | Heavy emphasis on SW series; verify compatibility with your model |
| Saillong 4-Piece Replacement Kit | Compact, affordable maintenance pack | Includes anode rod, element, wrench, and tape | Be sure it fits your Suburban model family |
| Upgraded 520900 RV Element For Suburban SW Series | Swapping in a factory-style replacement | High-temperature resistant and corrosion-resistant element | Extends life but verify exact Suburban SW model compatibility |
| Lrichy 110V/120V Replacement Element | Cross-brand compatibility for common Suburban/Atwood/Dometic tanks | Dual-use elements with included quick-release hex wrench | Extensive compatibility list; ensure exact match for your tank |
UHEGDRR RV Water Heater Elements Kit
What it includes and who it suits: This kit bundles a 9.25″ magnesium anode rod, a 520900 electric heating element, a dual hex wrench, and tape. It is designed to be compatible with Suburban water heater tanks (D, DE, DEL, DEM models) and aims to maintain reservoir integrity and heating performance. Best for RV owners performing routine maintenance or tackling a heater that shows signs of corrosion, mineral buildup, or slow heat.
Why this was chosen: The combination provides both a heating element replacement and anode protection, which helps extend tank life. The included tools simplify installation, and the kit’s stated compatibility with popular Suburban models makes it a practical all-in-one solution for many travelers.
Best use guidance and caution: Choose this if you have a Suburban tank from the listed series and want an all-in-one maintenance package. Avoid this if your tank is not among the compatible Suburban D/DE/DEL/DEM variants or your system requires an Atwood-specific component.
ATEEfaee Upgraded RV Water Heater Elements Kit
What it includes and who it suits: This kit is tailored for Suburban SW series maintenance, including a 520900 heating element, a magnesium anode rod, 1-1/2″ and 1-1/16″ wrench sockets, and PTFE tape. It’s described as ideal for experienced RV owners and technicians conducting routine maintenance or upgrades.
Why this was chosen: The product emphasizes durability and compatibility with multiple SW models (SW4DE to SW12DE and beyond), plus extra hardware for a complete service. This makes it suitable for those who want a robust, long-term replacement option with clear installation gear.
Best use guidance and caution: Choose this for a thorough SW series service, but verify your exact SW model and circuit compatibility before purchase. It may be less practical for users who only need a simple element swap without the extra sockets or tape.
Saillong 4 Pieces RV Water Heater Elements Kit
What it includes and who it suits: This 4-piece kit contains one anode rod, one electric heater element, a dual hex wrench, and tape. It targets Suburban SW6DE, SW10DE, SW12DE, and related models, aiming to support routine maintenance and prevent leaks and heat inefficiency.
Why this was chosen: The balanced package covers both heating and corrosion protection, plus the essential installation tools. It’s a cost-effective option for RV owners who want a standard maintenance set that travels well.
Best use guidance and caution: Best for owners with widely used Suburban SW family tanks. If your model is outside the listed compatibility, this kit may not deliver a proper fit or seal.
Upgraded 520900 RV Water Heater Element (Suburban SW Series)
What it includes and who it suits: This product is positioned as a direct, high-quality replacement for Suburban SW series tanks, including a 120V, 1440W screw-in element and a gasket. It lists compatibility from SW4DE to SW16 models and many variants.
Why this was chosen: Emphasizing factory-standards compatibility and higher durability, this element is aimed at RV owners who want a reliable, long-lasting heat source with a gasket included for simple sealing.
Best use guidance and caution: Choose this for a straightforward replacement that aligns with factory expectations. Confirm exact SW model compatibility before committing, as some sub-models may have unique fit requirements.
520900 RV Water Heater Element Kit for Suburban SW Series
What it includes and who it suits: This kit targets Suburban SW series, replacing 232794 and 520789 elements, and includes a gasket and wrench socket. It’s described as rugged and reliable for outdoor RV travel.
Why this was chosen: The kit emphasizes compatibility with a broad SW range and claims to withstand outdoor use and mineral buildup, which is common in areas with hard water.
Best use guidance and caution: Choose this if your Suburban SW model is within the listed range. If you own a non-SW Suburban variation or a non-Suburban brand, verify fit and gasket needs to avoid leaks.
Lrichy 110V/120V RV Water Heater Element
What it includes and who it suits: This element is a dual-use product designed to fit Atwood, Dometic, and Suburban 520789/520900 configurations, with a quick-release hex wrench included for convenience. It supports 110V/1400W and 120V/1440W setups.
Why this was chosen: The element’s wide compatibility and quick-release tool set appeal to RV owners who swap between brands or rely on spare parts across models. It also highlights corrosion resistance and high-temperature performance.
Best use guidance and caution: Choose this when you need cross-brand versatility and a quick installation tool set. Confirm exact model alignment as the list covers multiple families with varying screw-in dimensions.
Buying Guide
Compatibility basics: Start by confirming your RV water heater model and brand. Suburban SW and D/DE/DEL/DEM families are common, but exact fit depends on tank size, thread type (NPT), and wattage. Look for elements labeled 520900 or compatible part numbers (e.g., 520789, 232794).
Material and durability: Choose elements with corrosion-resistant materials and high-temperature tolerance to reduce mineral buildup and extend tank life. Magnesium anode rods help protect the tank from internal corrosion, especially in hard-water environments.
Included hardware: Kits that include gaskets, wrenches, and PTFE tape simplify installation and help ensure a proper seal. If you’re a DIY installer, a complete kit can save time and reduce the risk of leaks.
Maintenance frequency: Routine checks every 1–2 years (or per RV usage) can prevent overheating, slow heating, and temperature fluctuations. Replace both the heating element and anode rod during standard maintenance to maximize tank life.
Installation considerations: Some kits are aimed at experienced technicians, while others are accessible to DIYers. If you’re unsure about gas-electric interactions, consult OEM guidelines or a professional before replacing heating components.
FAQ
- Q: Will these elements fit all RV water heaters? A: Not all, as fit depends on brand, model, and thread type. Always verify your exact tank model (Suburban SW, D/DE/DEL/DEM, Atwood, etc.) before purchasing.
- Q: Do these kits include a replacement gasket? A: Some kits include gaskets and tapes; others may require separate purchase. Check product details to confirm.
- Q: Is a magnesium anode rod included? A: Several kits include an anode rod to protect the tank from corrosion, which is recommended during maintenance.
- Q: How long does it take to replace an RV water heater element? A: Replacement time varies but can typically be completed in under an hour with basic tools.
- Q: Should I replace the element if the water isn’t heating well? A: Yes, a failing element or clogged internal corrosion can cause slow heating. Inspect both the element and anode rod during service.
- Q: Can I mix brands in a single maintenance kit? A: Mixing can cause compatibility issues. Use components designed for the same model family whenever possible.