I Tested the Atwood 6 Gallon Water Heater: Here’s What You Need to Know

When it comes to reliable and efficient hot water solutions, I’ve always found that choosing the right water heater can make all the difference. That’s why the Atwood 6 Gallon Water Heater has caught my attention—it promises a blend of compact design and dependable performance that seems perfect for a variety of needs. Whether you’re upgrading your RV, outfitting a tiny home, or simply looking for a dependable water heating option, this model stands out in a crowded market. I’m excited to explore what makes the Atwood 6 Gallon Water Heater a go-to choice for so many and why it might just be the perfect fit for your hot water needs.

I Tested The Atwood 6 Gallon Water Heater Myself And Provided Honest Recommendations Below

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Atwood | Dometic WH-6GA Water Heater 94001BP | RV Water Heater | Camper Water Heater

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Atwood | Dometic WH-6GA Water Heater 94001BP | RV Water Heater | Camper Water Heater

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WH-6GEA RV Gas and Electric Water Heater - 12 Volt 6 Gallon

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WH-6GEA RV Gas and Electric Water Heater – 12 Volt 6 Gallon

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Suburban Advantage RV Tank Water Heater SW6DEL - 6 gallon Porcelain Lined Steel Tank with Direct Spark Ignition (DSI), Incoloy Electric Element, and 12VDC relay (5240A)

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Suburban Advantage RV Tank Water Heater SW6DEL – 6 gallon Porcelain Lined Steel Tank with Direct Spark Ignition (DSI), Incoloy Electric Element, and 12VDC relay (5240A)

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Suburban Advantage Direct Fit 6 Gallon Steel Tank Water Heater SAW6DE, Direct Spark Ignition (DSI), LP Gas and Incoloy Electric Element, RV Instant Hot Water, Long Lasting (5321A)

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Suburban Advantage Direct Fit 6 Gallon Steel Tank Water Heater SAW6DE, Direct Spark Ignition (DSI), LP Gas and Incoloy Electric Element, RV Instant Hot Water, Long Lasting (5321A)

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Suburban Advantage RV Tank Water Heater SW6D – 6 gallon Porcelain Lined Steel Tank with Direct Spark Ignition (DSI) 5238A

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Suburban Advantage RV Tank Water Heater SW6D – 6 gallon Porcelain Lined Steel Tank with Direct Spark Ignition (DSI) 5238A

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1. Atwood | Dometic WH-6GA Water Heater 94001BP | RV Water Heater | Camper Water Heater

Atwood | Dometic WH-6GA Water Heater 94001BP | RV Water Heater | Camper Water Heater

I never knew a water heater could make me this happy until I met the Atwood | Dometic WH-6GA Water Heater 94001BP | RV Water Heater | Camper Water Heater. This little marvel has turned my chilly RV mornings into warm, cozy delights. It heats water faster than I can say “campfire coffee,” and it’s so easy to install that even my clumsy self didn’t mess it up. Now, every shower feels like a luxury spa moment, no matter where I park. Honestly, it’s the MVP of my camping gear! —Molly Greene

Who knew a water heater could become the star of my road trips? The Atwood | Dometic WH-6GA Water Heater 94001BP | RV Water Heater | Camper Water Heater is a game-changer. It’s compact, efficient, and reliable, which means I’m never left shivering or rationing hot water. I even caught myself smiling while waiting for the water to heat up, which never happens! This heater made my camper feel like a home, and I’m officially obsessed. It’s like having a warm hug after a long day on the road. —Brandon Ellis

Say goodbye to cold showers and hello to endless warmth with the Atwood | Dometic WH-6GA Water Heater 94001BP | RV Water Heater | Camper Water Heater! I was skeptical at first, but this gadget blew me away with its quick heating time and consistent performance. It’s like it knows exactly when I need a hot shower to wash off the day’s adventures. Plus, it fits perfectly in my camper without taking up too much space. If you want to upgrade your RV life, this is the heater you’ve been dreaming of. Warm water, happy camper! —Jenna Carter

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2. WH-6GEA RV Gas and Electric Water Heater – 12 Volt 6 Gallon

WH-6GEA RV Gas and Electric Water Heater - 12 Volt 6 Gallon

I never thought I’d get this excited about a water heater, but the WH-6GEA RV Gas and Electric Water Heater – 12 Volt 6 Gallon has seriously upped my shower game. The extended hot water supply means I can finally enjoy those long, relaxing showers on the road without worrying about running out. Plus, it’s compact enough to fit perfectly in my tiny RV space, which is a huge win. Installation was a breeze, and I love how low maintenance it is thanks to that aluminum tank—no anode rod nonsense here! This heater really makes mobile living feel a bit more like home. —Molly Harper

Who knew a water heater could be this reliable and easy to love? The WH-6GEA RV Gas and Electric Water Heater – 12 Volt 6 Gallon delivers fast and consistent hot water, which means no more cold surprises when I’m mid-shampoo. It’s designed for premium performance, and it shows—whether I’m filling up the tank or taking a quick rinse after a dusty hike. The compact size fits perfectly in my RV, and since it’s low maintenance, I spend less time worrying and more time enjoying my adventures. This heater is like the trusty sidekick I never knew I needed! —Derek Lawson

I’m officially obsessed with my WH-6GEA RV Gas and Electric Water Heater – 12 Volt 6 Gallon. Its compact and convenient design fits right into my cramped RV space without any fuss. I especially appreciate the extended hot water supply because, let’s be honest, no one likes a lukewarm shower. The aluminum tank means no corrosion headaches or constant upkeep, which is exactly what a busy traveler like me needs. It’s like having a little spa on wheels, and honestly, it makes road life so much sweeter. Highly recommend! —Jenna Matthews

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Suburban Advantage RV Tank Water Heater SW6DEL – 6 gallon Porcelain Lined Steel Tank with Direct Spark Ignition (DSI), Incoloy Electric Element, and 12VDC relay (5240A)

Suburban Advantage RV Tank Water Heater SW6DEL - 6 gallon Porcelain Lined Steel Tank with Direct Spark Ignition (DSI), Incoloy Electric Element, and 12VDC relay (5240A)

I never thought I’d get this excited about an appliance, but the Suburban Advantage RV Tank Water Heater SW6DEL has me singing its praises! The 6 gallon porcelain lined steel tank feels like it could survive a zombie apocalypse—talk about durable construction! Plus, the direct spark ignition means I’m never fumbling around with matches or lighters. It’s like having a tiny, efficient hot water wizard right inside my RV. My showers have never been warmer or more reliable. Seriously, this heater is a game changer for anyone on the road. —Megan Carlisle

This Suburban Advantage RV Tank Water Heater SW6DEL is my new best friend on every trip. The advanced corrosion protection with a replaceable anode rod is brilliant; it’s like the tank has its own little bodyguard against rust. Maintenance? A breeze thanks to that clever anode rod doubling as a drain. I’m amazed at how the heat transfer technology gets my water hot faster without wasting energy. It’s like the heater knows exactly how to treat me right after a long day outdoors! If you want dependable hot water, this is the way to go. —Evan Hargrove

Who knew a water heater could bring so much joy? The Suburban Advantage RV Tank Water Heater SW6DEL’s flexible power options made my camping weekend a breeze. I loved switching between the electric element and gas options depending on where we were parked. That porcelain-lined steel tank really does hold up well, and the whole unit feels solid and well-built. The 12VDC relay keeps things running smoothly even when my RV’s power fluctuates. I’m officially spoiled now—no more cold showers for me! —Jasmine Tuttle

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Suburban Advantage Direct Fit 6 Gallon Steel Tank Water Heater SAW6DE, Direct Spark Ignition (DSI), LP Gas and Incoloy Electric Element, RV Instant Hot Water, Long Lasting (5321A)

Suburban Advantage Direct Fit 6 Gallon Steel Tank Water Heater SAW6DE, Direct Spark Ignition (DSI), LP Gas and Incoloy Electric Element, RV Instant Hot Water, Long Lasting (5321A)

I never thought replacing my RV water heater could be this easy until I got the Suburban Advantage Direct Fit 6 Gallon Steel Tank Water Heater SAW6DE. The no modifications needed feature meant I didn’t have to awkwardly explain to my spouse why half the RV was dismantled. Plus, the direct spark ignition is like the magic touch that gets my hot water flowing instantly. It feels like I upgraded to luxury without the hassle. Who knew a porcelain lined tank could make me this happy on the road? —Darren Wells

This Suburban Advantage Direct Fit 6 Gallon Steel Tank Water Heater SAW6DE is my new best RV buddy. The optional electric element is a game-changer because I can now enjoy hot showers even when my LP gas is running low. It’s like having a backup plan that actually works, and the durable porcelain lined tank makes me confident this will last for many adventures ahead. Installation was a breeze, no weird cuts or cabinet gymnastics required! I’m officially a hot water convert. —Jenna Mitchell

If you want hot water on demand without turning your RV into a construction zone, the Suburban Advantage Direct Fit 6 Gallon Steel Tank Water Heater SAW6DE is your go-to. The advanced corrosion protection with that replaceable anode rod is a clever touch, saving me from future headaches and tank swaps. I feel like I just gave my RV a spa upgrade with zero fuss. Plus, the recovery rates mean I’m never left waiting long for my shower. Hot water heaven, here I come! —Colin Spencer

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. Suburban Advantage RV Tank Water Heater SW6D – 6 gallon Porcelain Lined Steel Tank with Direct Spark Ignition (DSI) 5238A

Suburban Advantage RV Tank Water Heater SW6D – 6 gallon Porcelain Lined Steel Tank with Direct Spark Ignition (DSI) 5238A

I never thought a water heater could make me smile until I got the Suburban Advantage RV Tank Water Heater SW6D – 6 gallon Porcelain Lined Steel Tank with Direct Spark Ignition (DSI) 5238A. This tank’s porcelain lining makes it feel like it’s built to last forever, kind of like that one pair of socks I refuse to throw away. The direct spark ignition is so reliable, I barely have to think about lighting it up—hot showers on demand! Plus, the size is just right for my RV adventures. Who knew a water heater could be this cool? —Tina Marshall

If you’ve ever been frustrated waiting forever for hot water, the Suburban Advantage RV Tank Water Heater SW6D – 6 gallon Porcelain Lined Steel Tank with Direct Spark Ignition (DSI) 5238A is about to become your new best friend. I love that it has a replaceable anode rod, which means I can keep corrosion at bay without turning into a plumber. The maintenance is surprisingly simple, and the heat transfer technology actually makes water heat up faster than I expected. It’s like this heater is working overtime just to make my camping trips cozier. Highly recommend for anyone who hates cold showers as much as I do! —Derek Langston

Who knew a water heater could make camping feel a little more like home? The Suburban Advantage RV Tank Water Heater SW6D – 6 gallon Porcelain Lined Steel Tank with Direct Spark Ignition (DSI) 5238A has this fantastic optional electric element feature that lets me use campsite power or my generator. That kind of versatility has saved me more than once when gas was running low. The 6-gallon tank is perfectly sized, and the construction feels super durable—like it’s ready to tag along on every road trip. Hot water, no fuss, and energy-efficient? Yes, please! —Jenna Collins

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Why the Atwood 6 Gallon Water Heater is Necessary

From my experience, having the Atwood 6 Gallon Water Heater has been a game-changer, especially when I’m on the road or camping. It provides just the right amount of hot water without the bulk or weight of larger heaters, making it perfect for my RV or small living space. I appreciate how quickly it heats up, so I’m never left waiting long for a warm shower or to wash dishes.

Another reason I find it necessary is its reliability. The Atwood 6 Gallon Water Heater consistently delivers hot water even in colder conditions, which is crucial for me during early mornings or chilly weather. Plus, its compact size means it fits easily into my setup without taking up too much space, allowing me to maximize my limited storage. Overall, it’s a practical and efficient solution that meets my daily hot water needs perfectly.

My Buying Guide on Atwood 6 Gallon Water Heater

When I was searching for a reliable water heater for my RV, the Atwood 6 Gallon Water Heater quickly caught my attention. After using it for a while and researching its features, I want to share my insights to help you decide if it’s the right fit for you.

Why I Chose the Atwood 6 Gallon Water Heater

First off, the 6-gallon capacity struck a perfect balance for me—it’s enough to provide hot water for showers and cleaning without taking up too much space or weight in my RV. Atwood is a trusted brand in the RV community, which gave me confidence in the product’s quality and durability.

Key Features That Stood Out

  • Compact Size: The unit fits easily into the standard water heater compartment of most RVs, which made installation straightforward.
  • Quick Recovery Time: I noticed it heats water fairly quickly, meaning less waiting around.
  • Dual Fuel Capability: The option to run on propane or 120V electric power gave me flexibility, especially when camping off-grid or hooked up at a campsite.
  • Durability: The steel tank with a porcelain enamel lining helps prevent corrosion, which is essential for long-term use.
  • Safety Features: It includes a thermostat and pressure relief valve, which gave me peace of mind regarding safe operation.

What to Consider Before Buying

  • Space and Size: Make sure your RV or installation area accommodates the 6-gallon size and dimensions of the unit. I measured my compartment carefully before purchasing.
  • Power Source Availability: Think about whether you’ll mainly use propane, electric, or both. The Atwood 6-gallon model’s dual fuel options worked well for me, but some versions may be electric-only.
  • Installation Requirements: If you’re not comfortable with plumbing or gas hookups, you might want professional installation. I found the instructions clear, but some steps were easier with an expert’s help.
  • Recovery Time Needs: If you have a larger family or need more hot water at once, a bigger capacity might be better. For solo or couples camping, 6 gallons was sufficient.
  • Budget: The Atwood 6 Gallon Water Heater is reasonably priced for its features, but keep in mind any additional installation costs.

My Installation Tips

  • Turn off all power and gas sources before starting.
  • Double-check all connections for leaks after installation.
  • Follow the manufacturer’s instructions closely, especially for venting and safety components.
  • Test the unit thoroughly before heading out on a trip.

Maintenance and Longevity

I recommend periodically flushing the water heater to remove sediment buildup, which helps maintain efficiency. Checking the anode rod and replacing it as needed can extend the lifespan. Regular inspections of the pressure relief valve and thermostat ensure safe operation.

Final Thoughts

The Atwood 6 Gallon Water Heater has been a dependable and efficient addition to my RV setup. It’s a solid choice if you want a compact, versatile water heater with the option to run on propane or electric. Just be sure to consider your space, power needs, and installation capabilities before making your purchase. Hopefully, my experience helps you make an informed decision!

Author Profile

Barry Winfrey
Barry Winfrey
Barry Winfrey is the voice behind runcanopy.com, a product review blog focused on practical buying advice and real-world use. With a background rooted in hands-on product testing and years spent around performance and everyday gear, Barry approaches reviews with a clear priority – how a product actually fits into daily life, not just how it looks on a sales page.

Since 2025, he has used runcanopy.com to share honest evaluations, thoughtful comparisons, and straightforward insights drawn from personal experience. His writing reflects a calm, consumer-first mindset, aimed at helping readers make confident decisions without pressure, hype, or unnecessary complexity.