Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
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10 Best water heaters parts of 2026
Save up to 29% off
Best Choice1
9.9Exceptional
Corro-Protec Powered Anode Rod for Water Heater
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is electric:Yes
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color:Black
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batteries included:No
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special feature:Certified by the Water Quality Association
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item model number:CP-R
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Value for Money2
Reliance9.8Exceptional
Reliance Water Heater Natural Gas Control Valve 100112336 Thermostat Compatible with A.O. Smith, Reliance, State, and American Branded Water Heaters
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is electric:N/A
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color:N/A
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batteries included: No
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special feature:N/A
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item model number: 9007884005
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3
DROMIX9.7Exceptional
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
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is electric:N/A
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color: EWH-01
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batteries included: No
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special feature:N/A
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item model number: EWH-01
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4
9.6Exceptional
NISHCON EWH-01 Electric Water Heater Tune-Up Kit, Water Heater Parts Fit for Most Electric Water Heaters, Includes 2× Heater Elements - 4500W 240V (3500W@208V), Upper & Lower Heater Thermostat
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5
HYDRO MASTER9.5Excellent
HYDRO MASTER Tankless Water Heater Service Valve Kit with Pressure Relief Valve 3/4-Inch IPS Isolator Clean Brass
22% Off-
is electric:N/A
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color:multi-color
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batteries included:No
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special feature:N/A
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item model number:0560301
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6
9.4Excellent
EWH-03 Electric Water Heater Tune-Up Kit with Element Wrench, Includes Upper & Lower Heater Thermostat, 2x Heater Elements - 4500W 240V (3500W@208V), 1 x Element Wrench, Water Heater Replacement Parts
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is electric:N/A
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color: EWH-03
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batteries included: No
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special feature:N/A
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item model number: EWH-03
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7
WISINY9.3Excellent
WISINY RTG20235C RTG20235BC Tankless Gas Water Heater Ignitor Coil Replacement Parts Compatible for Rheem Tankless Water Heater Parts Fixed the Error Code 11 Replace plm-112
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is electric:N/A
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color: Black
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batteries included:N/A
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special feature:N/A
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item model number: RTG20235C
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8
9.0Excellent
Zero EWH-01 Electric Water Heater Thermostat Plumber Repair Pack Tune-Up Kit
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is electric:N/A
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color: Silver Black
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batteries included: No
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special feature:N/A
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item model number: EWH-01
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9
Rheem8.9Very Good
Rheem SP20060 Electric Water Heater Tune-Up Kit
29% Off-
is electric:N/A
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color:N/A
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batteries included: No
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special feature:N/A
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item model number: SP20060
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10
Z8.7Very Good
Zero EWH-02 Electric Water Heater Repair Kit with 4500W 240V Elements & TOD Thermostats, Upper/Lower, Fits Rheem, AO Smith, Richmond, Kenmore, GE
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