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10 Best water heaters parts of 2026
Save up to 29% off
Best Choice1
RheemRheem AM39922-1 Water Heater Burner Assembly Kit - RG40S-40 Natural Gas
9.9Exceptional
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Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you
Careful review Our team ensures quality, value, and fit based on real user feedback
Trusted insights AI and human analysis guide your decisions, reflecting real user prioritiesReal users impact
Thousands of users trust our site daily
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Value for Money2
HoneywellReliance water heater gas control valve 100112336 trade number WT8840B 160 Degree F 1" Cavity made by Resideo
16% Off9.7Exceptional
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3
A. O. SmithAO Smith 100112342 - K,FINAL BURNER ASSY,NAT,16",#37 ORIFICE
21% Off9.5Excellent
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4
RelianceReliance Water Heater Natural Gas Control Valve 100112336 Thermostat Compatible with A.O. Smith, Reliance, State, and American Branded Water Heaters
Key specs-
product dimensions: 12W x 8H
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item weight: 1.94 pounds
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batteries included: No
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item model number: 9007884005
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best sellers rank: 100,890 in Tools & Home Improvement See Top 100 in Tools & Home Improvement 118 in Water Heater Replacement Parts
9.4Excellent
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5
DROMIXEWH-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
Key specs-
product dimensions:N/A
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item weight: 1.61 pounds
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batteries included: No
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item model number: EWH-01
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best sellers rank: 22,393 in Tools & Home Improvement See Top 100 in Tools & Home Improvement 9 in Water Heater Replacement Parts
9.3Excellent
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6
ONENESS 369Oneness 369 RV Water Heater Anode Rod 2-Pack, 2 Years Warranty - 9.25" x 3/4" NPT Premium Magnesium Rv hot water heater anode rod, Suburban RV Water Heater Parts
Key specs-
is electric: Yes
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product dimensions: 0.75W x 9.25H
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global trade identification number: 00850014053093
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color: Silver
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item weight: 11.7 ounces
9.1Excellent
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7
HYDRO MASTERHYDRO MASTER Tankless Water Heater Service Valve Kit with Pressure Relief Valve 3/4-Inch IPS Isolator Clean Brass
22% OffKey specs-
product dimensions:N/A
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item weight:3.75 pounds
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batteries included:No
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item model number:0560301
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best sellers rank:#5,732 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #2 in Water Heater Replacement Parts
9.0Excellent
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8
CamcoCamco Automatic Temperature and Pressure Relief Valve with Extension Probe and Lever | Features an All Brass Body with a Stainless Steel Pressure Spring | (10473)
29% Off8.8Very Good
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9
ONENESS 369RV 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
Key specs-
product dimensions: 9.25 x 1 x 1 inches
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exterior: Smooth
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item weight: 12.5 ounces
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special features: Our anode rod comes with a one-year warranty, guaranteeing reliability and top performance for your RV's hot water system. Choose our product for optimal protection and maintenance of your RV water heater
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oem part number: 232767, 233514
8.7Very Good
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10
yrjns44" Flexible Magnesium Anode Rod, Hot Water Heater Anode Rod Replace for GE, Rheem, Reliance, Richmond, Kenmore Water Heater Including 1-1/16" Hex Socket Tool and Teflon Tape
Key specs-
product dimensions: 1 x 0.5 x 0.2 inches
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item weight: 1.72 pounds
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batteries included:N/A
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item model number: 44 Magnesium Water Heater Anode Rod
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best sellers rank: 24,499 in Tools & Home Improvement See Top 100 in Tools & Home Improvement 20 in Water Heater Replacement Parts 4,183 in Parts & Accessories
8.6Very Good
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