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The Best Water Heaters & Parts

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Discover now our comparison of the best Water Heaters & Parts. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Water Heaters & Parts are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Water Heaters & Parts in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1
HYDRO MASTER Tankless Water Heater Service Valve Kit with Pressure Relief Valve 3/4-Inch IPS Isolator Clean Brass
  • Durable Construction: Made from thick, forged Lead Free brass for strength and leak prevention. Each valve set is factory-tested for reliability and long service life.
  • All-in-One Kit: Includes hot and cold isolation valves (500WOG) , a pressure relief valve (rated150 PSI / 200,000 BTU), Full port ball valves ensure maximum water flow, improving system performance and efficiency.
  • Wide Compatibility: Fits standard 3/4 inch IPS connections and is compatible with major tankless water heater brands, including: Rheem, Rinnai, EcoSmart, Navien, and others.
  • Easy to Install: Color-Coded Handles, easily distinguish between hot and cold water lines for fast, error-free use.
  • Products complies with all federal and state standards for lead content in drinking water system components, and CSA certified.
No. 2
Reliance Water Heater Natural Gas Control Valve 100112336 Thermostat Compatible with A.O. Smith, Reliance, State, and American Branded Water Heaters
  • PLEASE PROVIDE THE MODEL AND SERIAL NUMBER OF YOUR WATER HEATER TO CONFIRM THAT THIS IS THE CORRECT GAS VALVE AND WILL FIT YOUR UNIT PROPERLY.
SaleNo. 3
RV Water Heater Anode Rod - 2-Pack, 2 Years Warranty - 9.25" x 3/4" NPT - Premium Magnesium Anode Rod for hot water heater Rv, Long-Lasting Protection Suburban Anode Rod for Rv Water Heater
  • When choosing an RV anode rod, consider the nut type based on water conditions. Steel nuts suit softer water, while galvanized nuts offer better durability in harsh, mineral-rich environments. Also, pick the right rod size: Suburban models need a 9.25" x 3/4" NPT rod; Atwood models require a 4.5" x 1/2" NPT rod. Don’t overlook these essentials for your water heater!
  • Feeling Chilly? Time to Upgrade! Your anode rod for hot water heater RV might be waving the white flag. Upgrade with our Suburban anode rod for RV water heater, perfect for models SW6DE, SW10DE, SW12DE—because nobody likes unexpected cold showers.
  • Don’t Let Corrosion Ruin Your Cozy Camper: A corroded camper anode rod water heater can turn your warm RV into a cold, unwelcoming space. Our RV anode rod acts as your knight in shining armor, battling tank corrosion to secure your comfort. Bonus: Your RV will be the warmest on the block!
  • Our Magnesium is composed of 99.9% pure magnesium. The Best Choice for RVing: Our magnesium anode rod offers superior protection for your RV hot water tank anode rod, especially in the varied water conditions often encountered on the road. Unlike aluminum or zinc, which can corrode quickly, magnesium is more effective at drawing corrosive elements away from the tank.
  • Superior Corrosion Protection for Suburban Water Heaters: Designed specifically for Suburban water heaters, our RV water heater anode rod with a 9.25” x 3/4” NPT rod offers unmatched defense against rust and corrosion. It sacrifices itself to protect your tank, ensuring reliable hot water on every adventure.
  • Comprehensive Compatibility for Suburban Water Heaters: Our RV anode rod is an essential part of maintaining your Suburban water heater’s efficiency and is compatible with various RV brands. Whether you need crossroads RV replacement parts, heartland RV parts, keystone RV parts catalog, RV replacement parts catalog, or winnebago parts, this anode rod ensures your Suburban water heater remains in top condition.
  • The Ultimate RV Accessories Kit: Embark on every journey with confidence, thanks to our comprehensive RV Accessories Kit. It includes the Dual Hex Wrench for easy anode replacement and the Oneness 369 RV Water Heater Element, engineered with Incoloy 840 for corrosion resistance and high-temperature stability, ensuring reliable, enduring water heater performance.
  • Tired of Stubborn Anode Rods or your RV Element ? Our Dual Hex Removal Tool is your new best friend. It makes maintenance a breeze, ensuring your water stays hot without the struggle. The only thing that should be tough on your trip is deciding which trail to hike!
  • Trailblazing USA-Based Small Business: Led by an owner with over a decade of experience in the water heater industry and extensive RV travel, we understand what it takes to provide the perfect RV water heater experience.
No. 4
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
  • 【ONE YEAR WARRANTY】Z Turn-up Kit Includes (2) 4500W 240V COPPER Water Heater Element, Insert Length: 13-9/16". 3500W@208V. Fit Most Brands of Water Heater >= 30 Gallons.
  • 【ONE YEAR WARRANTY】Includes (1) Upper Water Heater Thermostat, (1) Lower Water Heater Thermostat, 120V ~ 480V
  • 【Interchangeable】Therm-O-Disc Type Thermostat, Can interchange with APCOM type.
  • 【More Durable】Extra Longer Life of Heating Element with Chromed Coating on the Heating Area
  • 【Versatile Fits】The Tune-up Kits in Plumber's pack Fits Most Water Heaters with Dual Elements - Rheem, A.O Smith, Whirlpool, GE, Richmond, Ruud, BRADFORD WHITE; CRAFTMASTER; GENERAL ELECTRIC; GS WOOD; KENMORE; LOCHINVAR; RELIANCE; RICHMOND; STATE; MOR-FLO; APCOM etc
SaleNo. 5
Water Heater Element Switch for Use On Suburban SW Series 232259, 232362, 525001 233358 233357
  • Made for use with Suburban SW Series Water Heaters
  • Replacement For. 232259, 233358, 233357, 525001
  • On/Off switch for Suburban SW Water Heater 110 element. This switch allows you to make sure the element stays off it the water heater does not have water in it, like when it the unit has been winterize. If the Element comes on without water in the tank it will burn out.
SaleNo. 6
Rheem SP20060 Electric Water Heater Tune-Up Kit, 2
  • Sp20060
  • Repair Kit
  • Plumber'S Pack
  • Brand Name: Rheem
No. 7
DROMIX Water Heater Elements, 2 PCs Pack 4500W/240V, the Pack Including Element Wrench and Element Quick Change Tool, Fits Most Models of Dual Element Eletrical Water Heaters
  • 【CONTENT】HWD UNIVERSAL SCREW-IN WATER HEATER ELEMENT: 2pc Pack includes Heater Element Wrench and Quick Change Tool - Water Guide Board. This screw-in, hign watt density-style heating element can be used in most replacement situations of the same wattage and voltage. It reduces lime deposit buildup when used in areas with hard water
  • 【POWER】 4500W @ 240V, Watt Density at 240V (W/sq. in. ): 208, Cold Resistance (ohms): 12.80, Outer Sheath Material: Copper
  • 【DIMENSION】Element Diameter 1“, Element Length - Flange to Tip (in.): 13-9/16", Mounting Type: Threaded, Socket Size: 1-1/2"
  • 【COMPATIBILITY】Element fits most models of American, AO Smith, Bradford White, Craftmaster (prior to 1991), GE, GS Wood (certain models), Kenmore, Lochinvar, Maytag, Mor-Flo, Reliance, Rheem, Richmond, Rudd, Sears, State, Whirlpool, and hot water heaters manufactured after 1994.
  • 【ONE YEAR WARRANTY】UL CERTIFIED WATER HEATER REPLACEMENT PART WITH ONE YEAR WARRANTY - Hot water heater element is UL listed for US and Canada.
No. 8
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)
  • 【NEW Upgraded Replacement】- This 9003542 is a new upgraded water heater pilot assembly. Made of premium material. It's designed for Natural gas water heaters and has a temperature setting of 190 degrees, have stable and durable performance.
  • 【High Quality Replacement Part】- 9003542 NAT gas pilot assembly include 22" gas pilot tube, 22-1/2" thermocouple, 21-1/2" ignitor. It's a perfect replacement for your natural gas water heater, make your water heater work normally again.
  • 【Perfect compatibility】- This pilot assembly compatible with Reliance, A.O.Smith, Kenmore, State GS and GSX natural gas water heaters, replaces part number 100109295, 183824-190, 9003530, 9003542005 and AP4867015, can perfect compatible with the specified water heater models, such as 6-30-Yors, 6-30-Yors-d, 6-30-Yort-d FCV, GCV, GVR, XCV and XVR serials; please check the complete models we listed below.
  • 【About Installation】- Prepare tools: screwdriver, pliers; Before you replace the NAT gas water heater pilot assembly, you should cut the gas supply, and take necessary protection measures. Please notice that do not bend the gas pilot tube repeatedly to avoid break it.
  • 【12-month Warranty】- Our 9003542 pilot assembly is made of premium material and have a super long service life. So we are very confident to provide you a 12-month warranty. If you have any problem with our product, please feel free to contact us through amazon, we will provide you a satisfactory solution within 12 hours.
No. 9
GE Appliances 10 Gallon Versatile Plug and Play Electric Water Heater with Adjustable Thermostat, Easily Installs Where You Want It, 120 Volt
  • EASY INSTALLATION - Installs in minutes with existing plumbing. Uses standard 3/4-in NPT compatible water connections and connects into any 120-Volt supply
  • COMPACT DESIGN - Offers flexibility and space savings in places like kitchens, bathrooms, laundry rooms, RVs, cabins, barns, garages, etc
  • LEADING WARRANTY- 8- year limited replacement or 8-year tank and parts/1-year labor warranty for peace of mind
  • HOT WATER BOOSTER - Works as a standalone unit, or inline with another water heater to boost washing machines or longer plumbing runs
  • ADJUSTABLE THERMOSTAT - Easily change temperatures to your desired settings
  • STAINLESS STEEL HEATING ELEMENT - Provides reliable heat with ultra-durable design that resists rust and corrosion
  • ANODE ROD - Durable design extends the life of your water heater with long-lasting protection against corrosion
No. 10
Upgrade 100112330 Water Heater Pilot Assembly, Replace 9007876 Thermopile for Water Heater, Compatible with 300 301 Series Whirlpool Water Heater Parts & A.O.Smith, American, State, Kenmore, Reliance
  • 【NOTE】Please make sure you have the correct part number before ordering. Parts may look the same, but there may be small variations in size and shape. If it is not compatible with your water heater after purchase, please let us know, and we will refund your payment. NOT COMPATIBLE WITH PROPANE WATER HEATER.
  • 【Perfect Compatibility】This 100112330 water heater pilot assembly compatible with Reliance, Whirlpool, A.O.Smith, Kenmore, State, American Water Heaters. Replaces part number 1100112330 9007876 9007877 etc. It can perfectly solve the problem that the indicator light of the water heater does not light up all the time, and the water heater does not heat due to the damage of the thermocouple.
  • Compatible with Whirlpool Water Heater Parts-Model: N30T61-303, N40T61-403, N40T62-403, N50T61-403, N50T62-403, N50T91-403, N40T61-353, N40S61-403, N40T121-403, 40S6-40NG, 40T6-34NG-400, 40T10-40NG-400, 50T6-40NG-400.
  • Compatible with American Water Heater Model: N30S61-303, N30T61-303, N40S61-403, N40T61-343, N40T62-403, N40S91-403, N40T91-403, N40T121-403, N50T61-403, N50T61-504, N50T91-403, N50T122-403, BFG6140T403NO
  • Compatible with AO Smith Series: GS6-300, GCV-300, GPX-300, GVK-300, XCZ-300
  • Compatible with Reliance: 630 lort/lors 301, 630 loct/locs 401, 640 lort/lors 301, 640 loct/lbcs 401, 650 lort 301.
  • Compatible with Kenmore 153330290, 153331150, 153331492, , 153331620, 153331630, 153331640, 153331651, 153331661, 153331670, 153331682, 153331830, 153330270, 153330250, 153331840, 153331851, 153331861, 153331592, 153331882, 153332421, 153336930, 153336931, 153336940, 153336941, 153556300, 153556400, 153556500, 153559400, 153559500, 153330230, 153330280, 153572400, 153572500, 153573400, 153576300,153576310,153576320, 153576400, 153576410, 153576420, 153576500,153576510, 153579400, 153579410,153579420, 153579500, 153579510 etc.
  • 【Lifetime Warranty】- Our 100112330 water heater pilot assembly is made of high quality materials and has an extra-long service life. Therefore, we are confident to provide you with a lifetime warranty. PLEASE BUY WITH CONFIDENCE, If our 100112330 thermopile doesn't fix your water heater or is not compatible with your water heater, please feel free to contact us through Amazon, we will provide you a satisfactory solution within 12 hours.

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Last update on 2025-07-06 / Affiliate links / Images from Amazon Product Advertising API