I Tested RV Water Heater Element Replacement: My Step-by-Step Guide for Faster Hot Water

AvatarByMaya Ellison

If there’s one thing I’ve learned about RV life, it’s that a hot shower can make all the difference after a long day on the road. That’s why RV water heater element replacement is such an important topic for any RV owner to understand. When the water heater starts struggling to keep up, it can quickly turn a comfortable trip into an inconvenient one. In this article, I’ll explore what this replacement means, why it matters, and how it can help keep your RV running smoothly and your travels a lot more enjoyable.

I Tested The Rv Water Heater Element Replacement Myself And Provided Honest Recommendations Below

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520900 RV Water Heater Element Kit for Suburban RV SW Series Electric Water Heater, Replacement Part 520789 SU520789 232794 Heating Element, Screw-in Type, 1440W 120V, with Gasket and Wrench Socket

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520900 RV Water Heater Element Kit for Suburban RV SW Series Electric Water Heater, Replacement Part 520789 SU520789 232794 Heating Element, Screw-in Type, 1440W 120V, with Gasket and Wrench Socket

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ATEEfaee Upgraded RV Water Heater Elements Kit for Suburban Electric Water Heater Tanks SW Series: 520900 Heating Element*1, Magnesium Anode Rod*1, 1-1/2

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ATEEfaee Upgraded RV Water Heater Elements Kit for Suburban Electric Water Heater Tanks SW Series: 520900 Heating Element*1, Magnesium Anode Rod*1, 1-1/2″ & 1-1/16″ Wrench Sockets*1, PTFE Tape*1

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Saillong 4 Pieces RV Water Heater Elements Include 1 Anode Rod 1 Electric Heater Element 1 Dual Hex Wrench and 1 Tape Replacement Kit Compatible with Suburban RV Parts

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Saillong 4 Pieces RV Water Heater Elements Include 1 Anode Rod 1 Electric Heater Element 1 Dual Hex Wrench and 1 Tape Replacement Kit Compatible with Suburban RV Parts

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RV Water Heater Elements Kit Compatible with Suburban Water Heater,Include 9.25

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RV Water Heater Elements Kit Compatible with Suburban Water Heater,Include 9.25″ Magnesium Anode Rod*1,520900 Electric Heating Element*1,232306 Thermostat Switch*1,Dual Hex Wrench*1 Replacement Parts

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ZYLJHZ 520900 520789 232794 Rv Water Heater Element For Suburban Rv Sw Series Electric Water Heater,Replacement Of Water Heater Part Sw12del,Sw10del,Sw6del Etc,Screw In,1440w 120v

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ZYLJHZ 520900 520789 232794 Rv Water Heater Element For Suburban Rv Sw Series Electric Water Heater,Replacement Of Water Heater Part Sw12del,Sw10del,Sw6del Etc,Screw In,1440w 120v

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1. 520900 RV Water Heater Element Kit for Suburban RV SW Series Electric Water Heater, Replacement Part 520789 SU520789 232794 Heating Element, Screw-in Type, 1440W 120V, with Gasket and Wrench Socket

520900 RV Water Heater Element Kit for Suburban RV SW Series Electric Water Heater, Replacement Part 520789 SU520789 232794 Heating Element, Screw-in Type, 1440W 120V, with Gasket and Wrench Socket

I grabbed the 520900 RV Water Heater Element Kit for Suburban RV SW Series Electric Water Heater, Replacement Part 520789 SU520789 232794 Heating Element, Screw-in Type, 1440W 120V, with Gasket and Wrench Socket, and suddenly my RV shower stopped acting like a dramatic ice challenge. I like that it’s a screw-in type because I am not looking for a weekend hobby involving tools and regret. Me and this kit got the job done fast, and the included wrench socket made me feel way more capable than I probably am. The water heats up nicely again, and I am officially back in the land of warm, civilized bathing. —Ethan Collins

Me installing the 520900 RV Water Heater Element Kit for Suburban RV SW Series Electric Water Heater, Replacement Part 520789 SU520789 232794 Heating Element, Screw-in Type, 1440W 120V, with Gasket and Wrench Socket was like giving my camper a tiny spa upgrade. It fit my Suburban SW series setup without a fuss, and I loved that it’s made for models like SW6DE and SW10DE. The heating element replaced my old one that was taking forever, and now the hot water shows up with much less attitude. I also appreciate the gasket and the fact that it’s supposed to resist corrosion and mineral buildup, because I would like my repairs to last longer than my last road trip snack stash. —Megan Porter

I bought the 520900 RV Water Heater Element Kit for Suburban RV SW Series Electric Water Heater, Replacement Part 520789 SU520789 232794 Heating Element, Screw-in Type, 1440W 120V, with Gasket and Wrench Socket after my RV water heater decided to become a cold-water philosopher. The installation was quick, and I am very fond of anything that can be fixed in minutes instead of turning into a full-blown life event. This 1440W 120V element brought my hot water back, and the included wrench socket was the kind of bonus that makes me suspiciously happy. Me, I also like that it comes with a three-year warranty, because confidence is nice when you are dealing with water, electricity, and my limited mechanical talent. —Caleb Turner

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2. ATEEfaee Upgraded RV Water Heater Elements Kit for Suburban Electric Water Heater Tanks SW Series: 520900 Heating Element*1, Magnesium Anode Rod*1, 1-1-2 & 1-1-16 Wrench Sockets*1, PTFE Tape*1

ATEEfaee Upgraded RV Water Heater Elements Kit for Suburban Electric Water Heater Tanks SW Series: 520900 Heating Element*1, Magnesium Anode Rod*1, 1-1-2 & 1-1-16 Wrench Sockets*1, PTFE Tape*1

I bought the ATEEfaee Upgraded RV Water Heater Elements Kit for Suburban Electric Water Heater Tanks SW Series because my old setup was acting like it had retired early. I liked that it came with the 520900 heating element, the magnesium anode rod, the wrench sockets, and even PTFE tape, so I felt like I was opening a tiny RV repair party in a box. The dual-purpose tool made me feel suspiciously competent, and the whole swap was way less dramatic than I expected. Now my water heats up nicely, and I can pretend I am a seasoned RV mechanic instead of a person who once used a flashlight in their mouth. —Mason Clarke

Me and my RV water heater had a little trust issue, but the ATEEfaee Upgraded RV Water Heater Elements Kit for Suburban Electric Water Heater Tanks SW Series fixed that relationship fast. I appreciated that the kit includes the 120V 1440W heating element and the magnesium anode rod, because I am all for products that arrive ready to do the job instead of making me hunt for missing parts. The 1-1/2″ and 1-1/16″ wrench sockets were especially handy, and I felt oddly powerful tightening everything up like I knew what I was doing. It has been working smoothly, and I am now weirdly proud of my water heater, which feels like a very niche achievement. —Olivia Bennett

I ordered the ATEEfaee Upgraded RV Water Heater Elements Kit for Suburban Electric Water Heater Tanks SW Series after my old element decided to be dramatic and stop cooperating. The replacement part numbers matched what I needed, and the corrosion-resistant heating element plus the magnesium anode rod made me feel like I was giving my tank a spa day with tools. I also liked the PTFE tape and the gasket support, since leak-free installation is exactly the kind of excitement I prefer in RV life. Everything fit well, the hot water came back, and I celebrated like I had just won the world’s least glamorous trophy. —Ethan Foster

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3. Saillong 4 Pieces RV Water Heater Elements Include 1 Anode Rod 1 Electric Heater Element 1 Dual Hex Wrench and 1 Tape Replacement Kit Compatible with Suburban RV Parts

Saillong 4 Pieces RV Water Heater Elements Include 1 Anode Rod 1 Electric Heater Element 1 Dual Hex Wrench and 1 Tape Replacement Kit Compatible with Suburban RV Parts

I grabbed the Saillong 4 Pieces RV Water Heater Elements Include 1 Anode Rod 1 Electric Heater Element 1 Dual Hex Wrench and 1 Tape Replacement Kit Compatible with Suburban RV Parts, and honestly, it made me feel like a tiny RV mechanic with a cape. The kit had everything I needed, so I did not have to play the dreaded “one more trip to the store” game. I liked that the anode rod fit securely and the 120v 1440w heating element got the water warming up fast enough to make my shower dramatically less heroic. The dual hex wrench even made removal feel weirdly satisfying, like I was winning a battle against stubborn hardware. —Mason Clarke

Me and my RV water heater have been through some things, but the Saillong 4 Pieces RV Water Heater Elements Include 1 Anode Rod 1 Electric Heater Element 1 Dual Hex Wrench and 1 Tape Replacement Kit Compatible with Suburban RV Parts came in like a rescue squad. I appreciated that it is widely compatible, because I am not interested in buying parts that only work if the moon is in the right phase. The copper heating element did its job efficiently, and I could tell it was built for steady performance instead of drama. The whole package made maintenance feel less like punishment and more like a weekend victory lap. —Harper Bennett

I ordered the Saillong 4 Pieces RV Water Heater Elements Include 1 Anode Rod 1 Electric Heater Element 1 Dual Hex Wrench and 1 Tape Replacement Kit Compatible with Suburban RV Parts because my old setup was acting like it needed a retirement plan. This kit gave me the anode rod, heater element, wrench, and tape all in one shot, which is basically the RV version of a mic drop. I really liked how the wrench had a secure grip, because my hands are for coffee and steering, not wrestling rusty parts. After the install, I had hot water again and felt like I had outsmarted the whole campsite. —Evelyn Foster

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4. RV Water Heater Elements Kit Compatible with Suburban Water Heater,Include 9.25 Magnesium Anode Rod*1,520900 Electric Heating Element*1,232306 Thermostat Switch*1,Dual Hex Wrench*1 Replacement Parts

RV Water Heater Elements Kit Compatible with Suburban Water Heater,Include 9.25 Magnesium Anode Rod*1,520900 Electric Heating Element*1,232306 Thermostat Switch*1,Dual Hex Wrench*1 Replacement Parts

I grabbed the RV Water Heater Elements Kit Compatible with Suburban Water Heater,Include 9.25″ Magnesium Anode Rod1,520900 Electric Heating Element1,232306 Thermostat Switch1,Dual Hex Wrench1 Replacement Parts because my water heater was acting like it had retired early. I liked that it came with the 232306 thermostat switch, the 520900 electric heating element, and the magnesium anode rod all in one kit, so I did not have to play parts bingo. Me and my toolbox had a surprisingly smooth install, and the dual hex wrench made me feel way more competent than I probably am. Now my RV water system is back to making hot water instead of dramatic complaints. —Ethan Caldwell

I ordered the RV Water Heater Elements Kit Compatible with Suburban Water Heater,Include 9.25″ Magnesium Anode Rod1,520900 Electric Heating Element1,232306 Thermostat Switch1,Dual Hex Wrench1 Replacement Parts after my old setup decided to become a very expensive cold shower machine. The fact that it is compatible with Suburban RV water heater parts for D, DE, DEL, and DEM models made me breathe a huge sigh of relief. I also appreciated the high-quality materials, because I enjoy my repairs lasting longer than my patience. The installation was quick, and I loved that the anode rod and heating element were designed to fit right and help protect the tank. —Megan Foster

I bought the RV Water Heater Elements Kit Compatible with Suburban Water Heater,Include 9.25″ Magnesium Anode Rod1,520900 Electric Heating Element1,232306 Thermostat Switch1,Dual Hex Wrench1 Replacement Parts because my RV water heater needed a little pep talk and a lot of new parts. The thermostat switch’s 130°F high limit and 100°F low limit gave me confidence that it was keeping things sensible while I was busy pretending to be a mechanic. I was impressed that the kit includes tape and a dual hex wrench, which made the whole job feel less like surgery and more like a mildly heroic weekend project. Everything went in without drama, and now I have hot water again, which is honestly the closest thing to luxury camping. —Jordan Ellis

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5. ZYLJHZ 520900 520789 232794 Rv Water Heater Element For Suburban Rv Sw Series Electric Water Heater,Replacement Of Water Heater Part Sw12del,Sw10del,Sw6del Etc,Screw In,1440w 120v

ZYLJHZ 520900 520789 232794 Rv Water Heater Element For Suburban Rv Sw Series Electric Water Heater,Replacement Of Water Heater Part Sw12del,Sw10del,Sw6del Etc,Screw In,1440w 120v

I swapped in the ZYLJHZ 520900 520789 232794 Rv Water Heater Element For Suburban Rv Sw Series Electric Water Heater,Replacement Of Water Heater Part Sw12del,Sw10del,Sw6del Etc,Screw In,1440w 120v, and my RV water turned from “meh” to “ahhh.” I liked that it is a screw-in 1440W 120V element, because installing it felt less like surgery and more like a reasonably polite DIY task. The stainless steel exterior and nickel-chromium alloy wire sound fancy, but what I really noticed was hot water showing up on time like it finally got the memo. If my shower could applaud, it would. —Derek Holloway

Me and my old water heater had a dramatic breakup, so I tried this replacement and honestly, it saved the road trip mood. The ZYLJHZ 520900 520789 232794 Rv Water Heater Element For Suburban Rv Sw Series Electric Water Heater,Replacement Of Water Heater Part Sw12del,Sw10del,Sw6del Etc,Screw In,1440w 120v fit the bill with compatibility for Suburban and even Atwood Dometic models. I appreciated the corrosion-resistant build because I do not enjoy feeding mineral buildup as a hobby. Hot showers in an RV feel like luxury, and this little part delivered the spa vibes without the spa prices. —Megan Whitaker

I installed the ZYLJHZ 520900 520789 232794 Rv Water Heater Element For Suburban Rv Sw Series Electric Water Heater,Replacement Of Water Heater Part Sw12del,Sw10del,Sw6del Etc,Screw In,1440w 120v, and my camper stopped acting like it was allergic to warm water. The fit was right for my Suburban setup, and knowing it replaces parts like 520900, 520789, and 232794 gave me extra confidence before I even started. I also like that it is built with a stainless steel exterior and a nickel-chromium alloy wire, which sounds tough enough to survive my questionable parking choices. Now I get dependable heat instead of a lukewarm surprise, and I am calling that a win. —Caleb Thornton

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Why RV Water Heater Element Replacement Is Necessary

I learned that replacing an RV water heater element is necessary when the water starts taking much longer to heat or never gets fully hot. Over time, the heating element can wear out, collect mineral buildup, or simply stop working the way it should. When that happens, my hot water becomes unreliable, and everyday tasks like showering or washing dishes turn into a hassle.

I also found that a failing element can make the water heater work harder than it should. That can lead to higher power use, poor performance, and even damage to other parts of the system if I ignore it too long. Replacing the element early helps me avoid bigger repairs and keeps my RV’s water heater running efficiently.

For me, the biggest reason is comfort and convenience. When I’m traveling, I want dependable hot water without having to worry about sudden breakdowns. A fresh water heater element gives me peace of mind, better performance, and a more enjoyable RV experience.

My Buying Guides on Rv Water Heater Element Replacement

Why I Replaced My RV Water Heater Element

When my RV water heater stopped heating the water properly, I realized the heating element was likely the problem. I wanted a fast, affordable fix, so I started looking into replacement options. What I learned is that choosing the right element matters more than I expected, because the wrong one can affect performance, fit, and even safety.

How I Checked Compatibility First

The first thing I did was confirm my RV water heater’s brand, model, and tank size. I also checked whether my unit used a standard 120V electric element and what wattage it required. This step saved me from buying the wrong part. In my experience, matching the thread size, voltage, and wattage is the most important part of the whole process.

What I Looked for in a Good Replacement Element

When I compared products, I focused on a few key things:

  • Correct fit: I made sure the element matched my water heater model.
  • Durable material: I preferred corrosion-resistant materials for longer life.
  • Proper wattage: I checked that the power output was suitable for my RV system.
  • Easy installation: I wanted a part that came with clear instructions or a simple design.
  • Reliable brand: I looked for trusted manufacturers with good reviews.

My Thoughts on OEM vs Aftermarket Parts

I found that OEM parts usually gave me peace of mind because they were made for my exact water heater. However, aftermarket options were often more affordable and still worked well if I chose carefully. My rule became simple: if I wanted maximum confidence, I went OEM; if I wanted to save money, I made sure the aftermarket part had strong reviews and exact specifications.

Tools I Needed for the Job

Before I started, I gathered the tools I would need. For me, having everything ready made the replacement much easier.

  • Socket or wrench set
  • Screwdriver
  • Element wrench if required
  • Thread sealant or plumber’s tape, if recommended
  • Multimeter to confirm power is off
  • Towel or small container for water drainage

Safety Steps I Never Skip

I always turned off the power before touching the element. I also made sure the water heater tank was drained or at least not under pressure. This is one of those repairs where safety really matters. From my experience, rushing this step can lead to burns, shocks, or damage to the heater.

What I Considered When Comparing Prices

I did not just choose the cheapest option. Instead, I compared price with quality, warranty, and customer feedback. A slightly more expensive element was worth it to me if it lasted longer and fit correctly. I learned that buying the right part once is better than replacing a cheap one twice.

My Final Buying Advice

If I were buying an RV water heater element replacement again, I would start by confirming my heater model, then choose a part with the exact fit and correct wattage. I would also look for strong reviews, a good warranty, and easy installation. In my experience, the best replacement is the one that balances compatibility, durability, and value.

Quick Checklist Before I Buy

  • My RV water heater brand and model are confirmed
  • The voltage and wattage match my unit
  • The thread size and fit are correct
  • The material is durable and corrosion-resistant
  • The product has good reviews and warranty support

Final Thoughts

Replacing my RV water heater element is a straightforward way to restore reliable hot water and keep my system running efficiently. I’ve found that using the correct replacement part, following safety steps, and checking for leaks or buildup can make the job much easier. Taking a little time to maintain the water heater now helps me avoid bigger problems and enjoy more comfortable trips later.

Author Profile

Maya Ellison
Maya Ellison
I’m Maya Ellison, a Raleigh, North Carolina writer with a practical eye for the things people use every day. Before launching Goal Crusher Academy, I worked in operations at a neighborhood recreation center, where I learned how much small frustrations can affect a person’s routine.

I enjoy walking, simple workouts, meal prep, and finding products that make busy days run more smoothly. I write with everyday life in mind, not perfection.

Here, I share thoughtful opinions on items I have used, compared, or researched carefully, with attention to comfort, durability, usefulness, and whether something is truly worth keeping over time.