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10 Best water heaters parts of 2026
Save up to 22% off
Best Choice1
Rheem9.9Exceptional
Rheem SP20867C Combination Gas Control Replacement Kit – Natural Gas (NG) Water Heater Valve, OEM Thermostat & Gas Regulator
15% Off
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Value for Money2
9.6Exceptional
Corro-Protec Powered Anode Rod for Water Heater, 20-Year Warranty, Eliminates Rotten Egg/Sulfur Smell within 24 hours, Stops Corrosion and Reduces Limescale, Electrical Anode Rod Made of Titanium
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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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3
Reliance9.5Excellent
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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4
A. O. Smith9.3Excellent
AO Smith 100112342 - K,FINAL BURNER ASSY,NAT,16",#37 ORIFICE
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5
DROMIX9.2Excellent
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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6
8.9Very Good
Long Term 9003542 Pilot Assembly Replacement for Natural Gas Water Heater, Compatible with Reliance, A.O.Smith, Kenmore, State GS and GSX, Replaces 100109295,9003542005
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7
Camco8.7Very Good
Camco Automatic Temperature and Pressure Relief Valve with Extension Probe and Lever | Features an All Brass Body with a Stainless Steel Pressure Spring | (10473)
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8
UHEGDRR8.6Very Good
3 in 1 RV Water Heater Replacement Parts Kit Compatible with Atwood Dometic, 91365 RV Water Heater Control Circuit Board, 91447 Thermal Cut Off & Thermostat Kit, 93868 Spark Probe Igniter Electrode
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9
HYDRO MASTER8.5Good
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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10
8.2Good
Lrichy 5 in 1 Value RV Water Heater Parts Spare Kit for Suburban, 520814 Control Circuit Board, 232306 & 232282 T-STAT and E.C.O Switch, 232258 Igniter Electrode, 232362 Electric Element Switch
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