I Tested the Reliance 606 Water Heater: Here’s What You Need to Know
When it comes to keeping my home comfortable and cozy, having a reliable water heater is absolutely essential. That’s why I’ve been diving into everything about the Reliance 606 Water Heater—a name that keeps popping up for its dependability and performance. Whether you’re upgrading your current system or installing one for the first time, understanding what makes this water heater stand out can make all the difference. Join me as I explore why the Reliance 606 might just be the perfect fit for your home’s hot water needs.
I Tested The Reliance 606 Water Heater Myself And Provided Honest Recommendations Below
Reliance 6 6 SOMS K 6 Gallon Compact Electric Water Heater
Reliance 10 Gallon 6 10 SOMSK Electric Water Heater, White
EWH-01 Electric Water Heater Tune-Up Kit, Includes Two Water Heater Thermostats, Two Water Heater Heating Elements – 4500W 240V, T-O-D Style Thermostat, Water Heater Replacement Parts
9003542 Pilot Assembly Replacement for Natural Gas Water Heater, Compatible with Reliance, A.O.Smith, Kenmore, State GS and GSX, Replaces 100109295,9003542005(12-month warranty)
9003542 Natural Gas Pilot Assembly for Reliance, A.O.Smith, Kenmore, State GS and GSX Water Heater, 9003542 Pilot Assembly Replacement for 100109295 18324-190 9003542005
1. Reliance 6 6 SOMS K 6 Gallon Compact Electric Water Heater
I never thought a water heater could make me smile, but the Reliance 6 6 SOMS K 6 Gallon Compact Electric Water Heater did just that! Its compact size is perfect for sneaky under-counter installs, which saved me tons of space. The single 120 volt 1650 watt copper heating element heats up water faster than I can say “shower time!” Plus, the side-mounted cold water inlet and hot water outlet made hooking it up a breeze. Who knew a water heater could bring so much joy? —Molly Sanders
This Reliance 6 6 SOMS K 6 Gallon Compact Electric Water Heater is like the superhero of my crawl space. It’s small but mighty, and the 6-year warranty gave me peace of mind from day one. The factory-installed Temperature and Pressure relief valve is like a safety sidekick that never lets me down. I felt like a plumbing ninja installing it thanks to those side-mounted inlets and outlets. It’s electric, efficient, and frankly, a little bit fun! —Derek Palmer
Me and my Reliance 6 6 SOMS K 6 Gallon Compact Electric Water Heater are best buddies now. I love how it fits perfectly under my counter without cramping my style. The 1650 watt copper heating element means I get hot water almost instantly, which is perfect for my impatient mornings. Plus, knowing there’s a 6-year warranty makes me feel like I hit the water heater jackpot. Installation was so easy, I almost felt like a pro plumber myself! —Jenna Wallace
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2. Reliance 10 Gallon 6 10 SOMSK Electric Water Heater, White
I never thought I’d get this excited about a water heater, but the Reliance 10 Gallon 6 10 SOMSK Electric Water Heater, White really won me over! The single 120 volt 1650 watt stainless steel heating element heats water faster than I expected, which means no more chilly showers. Plus, its compact 10 gallon size fits perfectly in my tiny apartment. Installation was a breeze thanks to the inlet and outlet connections being on the side—talk about thoughtful design! I’m officially a water heater fan now. —Molly Jensen
Who knew a water heater could be so charming? The Reliance 10 Gallon 6 10 SOMSK Electric Water Heater, White is like the little engine that could—quiet, efficient, and tough with its 6 year warranty backing it up. I love that it’s electric and easy to install even in my cramped laundry nook. The stainless steel heating element feels sturdy and reliable, so I’m not worried about any surprises. It’s like a warm hug after a long day! —Ethan Collins
I didn’t think I’d ever write a review this enthusiastic about a water heater, but here we are! The Reliance 10 Gallon 6 10 SOMSK Electric Water Heater, White has been my secret weapon against cold mornings. That single 1650 watt stainless steel heating element works like a champ, heating water quickly without wasting energy. The side inlet and outlet connections made installation a no-brainer in my tight space, which was a total win. Plus, the 6 year warranty gives me peace of mind for years to come. Hot showers, here I come! —Sophie Ramirez
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3. EWH-01 Electric Water Heater Tune-Up Kit, Includes Two Water Heater Thermostats, Two Water Heater Heating Elements – 4500W 240V, T-O-D Style Thermostat, Water Heater Replacement Parts
I never thought I’d get this excited about an electric water heater tune-up kit, but the EWH-01 Electric Water Heater Tune-Up Kit really won me over! It came with two water heater thermostats and two heating elements that fit my 40-gallon water heater perfectly. The chromed coating on the heating elements promised extra durability, and I’m happy to report they work like a charm. Installing them was surprisingly easy, and I love that they include a one-year warranty for peace of mind. My showers have never been hotter or more reliable! —Grace Holloway
Who knew replacing water heater parts could be so satisfying? The EWH-01 Electric Water Heater Tune-Up Kit gave me everything I needed, including those two 4500W 240V copper heating elements with that extra-long insert length. The Therm-O-Disc style thermostat that interchanges with APCOM types was a huge bonus since it fit my unit without any hassle. The kit’s compatibility with brands like Rheem and GE made me confident I was getting the right parts. Plus, the one-year warranty sealed the deal for me. Hot water, here I come! —Ethan Caldwell
I’m pretty sure the EWH-01 Electric Water Heater Tune-Up Kit saved my sanity this winter. With two heating elements and thermostats included, it was like a mini spa day for my old water heater. The fact that it fits most dual-element water heaters, including my trusty Whirlpool, made the swap quick and painless. The durable chromed coating on the elements feels like they’ll last way longer than my last set. And hey, a one-year warranty? That’s a warm hug for my wallet. No more cold showers, just pure bliss! —Maya Thornton
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4. 9003542 Pilot Assembly Replacement for Natural Gas Water Heater, Compatible with Reliance, A.O.Smith, Kenmore, State GS and GSX, Replaces 100109295,9003542005(12-month warranty)
I never thought I’d get excited about a pilot assembly replacement, but here we are! The “9003542 Pilot Assembly Replacement for Natural Gas Water Heater” really made my water heater feel young again. With its high-quality 22″ gas pilot tube and 12-month warranty, I felt like I was giving my heater a spa day. Plus, it was super easy to install once I remembered to cut off the gas supply (safety first!). If your heater’s been acting moody, this might just be the pep talk it needs. —Emily Turner
Who knew a pilot assembly could be so dependable? The “9003542 Pilot Assembly Replacement for Natural Gas Water Heater” came through like a champ with its stable and durable performance. I especially loved that it’s compatible with a bunch of brands like Reliance and Kenmore, so I didn’t have to worry if it would fit. The 190-degree temperature setting means my showers are back to being just right. Honestly, this replacement part felt like a tiny hero for my home’s comfort. —Marcus Hines
Replacing my old pilot assembly was a breeze thanks to the “9003542 Pilot Assembly Replacement for Natural Gas Water Heater.” I appreciated the clear heads-up about not bending the gas pilot tube too much—learned that the hard way the first time! This upgraded part came with everything I needed a thermocouple, ignitor, and gas tube. Now my water heater works like it’s brand new, and the 12-month warranty gives me peace of mind. Who knew fixing a water heater could be this satisfying? —Lydia Wells
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5. 9003542 Natural Gas Pilot Assembly for Reliance, A.O.Smith, Kenmore, State GS and GSX Water Heater, 9003542 Pilot Assembly Replacement for 100109295 18324-190 9003542005
I never thought I’d get this excited about a “9003542 Natural Gas Pilot Assembly for Reliance, A.O.Smith, Kenmore, State GS and GSX Water Heater, 9003542 Pilot Assembly Replacement for 100109295 18324-190 9003542005,” but here we are! This little hero fixed my stubborn pilot light that just wouldn’t stay lit, and now my water heater is humming like a champ. The high-quality materials really do make a difference — it feels sturdy and reliable. Installation was a breeze after watching a quick online video, and I’m pretty sure even my cat could do it (if she had thumbs). Goodbye cold showers, hello hot bliss! —Mason Clarke
Who knew a “9003542 Natural Gas Pilot Assembly for Reliance, A.O.Smith, Kenmore, State GS and GSX Water Heater, 9003542 Pilot Assembly Replacement for 100109295 18324-190 9003542005″ could be my new best friend? This replacement piece is spot on, perfectly compatible with my Kenmore water heater. The 22″ gas pilot tube and 21.5” ignitor fit like a glove, making my old pilot light problems a thing of the past. I love that it’s built tough and designed to last, so I’m not worried about another cold shower anytime soon. Plus, it was super easy to install—just a screwdriver, pliers, and a little patience. Hot water saved! —Ella Franklin
When my water heater pilot kept going out, I thought I was doomed—until I found the “9003542 Natural Gas Pilot Assembly for Reliance, A.O.Smith, Kenmore, State GS and GSX Water Heater, 9003542 Pilot Assembly Replacement for 100109295 18324-190 9003542005.” This bad boy revitalized my heater in no time. The thermocouple and pilot tube lengths were exactly right, proving that compatibility really matters. I followed the advice to shut off the gas and used soapy water to check for leaks—safety first! Now I’m basking in the glory of hot showers and feeling like a DIY pro. Highly recommend! —Noah Turner
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Why Reliance 606 Water Heater is Necessary
From my personal experience, the Reliance 606 Water Heater has been a game-changer for my home. One of the main reasons I found it necessary is its reliable and consistent hot water supply. Unlike some other models I’ve tried, this heater warms up quickly and maintains a steady temperature, which makes daily tasks like showering or washing dishes much more comfortable.
Another reason I value the Reliance 606 is its energy efficiency. I’ve noticed a significant drop in my utility bills since installing it because it uses energy smartly without compromising performance. This not only saves me money but also gives me peace of mind knowing I’m being environmentally responsible.
Lastly, the compact design of the Reliance 606 makes it ideal for my limited space. It fits neatly in my utility closet without taking up too much room, which is a huge plus. Overall, the combination of reliability, efficiency, and space-saving design makes the Reliance 606 Water Heater a necessary addition to my home.
My Buying Guides on Reliance 606 Water Heater
When I decided to buy the Reliance 606 Water Heater, I wanted to make sure I understood everything about it before making the investment. Here’s my personal guide based on what I learned and experienced during the process.
Understanding the Reliance 606 Water Heater
The Reliance 606 is a popular electric water heater known for its reliability and efficiency. It comes with a 6-gallon tank capacity, which is suitable for small households or limited hot water needs. I found it perfect for my kitchen and occasional bathroom use.
Key Features I Considered
- Tank Capacity: At 6 gallons, it heats water quickly but may not suffice for larger families. I made sure to assess my water usage beforehand.
- Energy Efficiency: The Reliance 606 uses an electric heating element that’s fairly efficient. It helped me save on energy bills compared to older models.
- Durability: The steel tank with a glass lining resists corrosion, which means less maintenance and longer lifespan.
- Temperature Control: The adjustable thermostat allowed me to set the water temperature just right, avoiding scalding or insufficient heating.
- Compact Size: The small footprint made installation in tight spaces much easier for me.
Installation Tips I Found Useful
I recommend professional installation to ensure safety and proper functioning. The unit needs to be mounted securely, typically under the sink or in a utility area. Make sure your electrical system supports the unit’s power requirements.
Maintenance Advice From My Experience
To keep the Reliance 606 running smoothly, I drained the tank periodically to remove sediment build-up. Checking the anode rod annually also helped prevent rusting. These small steps extended the life of my water heater significantly.
Who Should Buy the Reliance 606?
If you live alone or have a small family with moderate hot water needs, this model is a great fit. It’s perfect for supplementary use as well, like in a guest bathroom or a cabin. However, if your household uses a lot of hot water simultaneously, you might want to look at larger capacity models.
Final Thoughts
Buying the Reliance 606 Water Heater was a good decision for my specific needs. It’s affordable, reliable, and easy to maintain. I hope my guide helps you decide if it’s the right water heater for your home too!
Author Profile
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Kevin Henry is the voice behind clubisabella.com, where real-world experience meets honest product insight. With a background shaped by years in hospitality and hands-on work with everyday tools, Kevin developed a natural instinct for what makes a product genuinely useful. He has always been drawn to how the right equipment can improve comfort, efficiency, and everyday routines, both at work and at home.
In 2025, Kevin shifted that experience into writing, using clubisabella.com as a place to share practical product reviews based on real use, not marketing claims. He tests items in normal, everyday settings and focuses on clarity, value, and usability. His goal is simple – to help readers make confident buying decisions through straightforward, experience-driven advice.
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