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10 bestAo Smith Water Heatersof December 2025

112M consumers helped this year.

1

AO Smith 100112342 - K,FINAL BURNER ASSY,NAT,16",#37 ORIFICE
AO Smith 100112342 - K,FINAL BURNER ASSY,NAT,16",#37 ORIFICE

AO Smith

9.9

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2

Water Heater Ignitor and Flame Rod for AO Smith 9003626005
Water Heater Ignitor and Flame Rod for AO Smith 9003626005

Supco

9.8

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3

AO Smith #100093631
AO Smith #100093631

AO Smith

9.6

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4

Reliance Water Heater Pilot Assembly 100109295 9003542005 Replacement Part Natural Gas Compatible with Reliance, A.O. Smith, and State Branded Tanks
Reliance Water Heater Pilot Assembly 100109295 9003542005 Replacement Part Natural Gas Compatible with Reliance, A.O. Smith, and State Branded Tanks

Reliance

9.4

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5

AO Smith 9006328005 Water Heater Accessory B and G Concentric Vent Kit for Use with AO Smith Vertex Series Residential Water Heaters
AO Smith 9006328005 Water Heater Accessory B and G Concentric Vent Kit for Use with AO Smith Vertex Series Residential Water Heaters

AO Smith

9.2

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6

Ao Smith 9003892005 Water Heater Anode Rod Genuine Original Equipment Manufacturer (OEM) Part for Ao Smith, State, & Kenmore
Ao Smith 9003892005 Water Heater Anode Rod Genuine Original Equipment Manufacturer (OEM) Part for Ao Smith, State, & Kenmore

AO Smith

8.9

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7

100305721 A.O. Smith Product Preservers™ Powered Anode Rod System
100305721 A.O. Smith Product Preservers™ Powered Anode Rod System

Product Preserver

8.6

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8

Electric Water Heater Tune-Up Kit, Includes Two 4500W 240V Water Heater Elements, Upper Thermostat, Lower Thermostat, Two Protective Covers, Two Elements Gaskets, One Element Wrench
Electric Water Heater Tune-Up Kit, Includes Two 4500W 240V Water Heater Elements, Upper Thermostat, Lower Thermostat, Two Protective Covers, Two Elements Gaskets, One Element Wrench

Alltemp

8.4

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9

A.O. SMITH 9003542005 Water Heater FV Pilot, 190-Degree C, Natural
A.O. SMITH 9003542005 Water Heater FV Pilot, 190-Degree C, Natural

AO Smith

8.1

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10

Upgrade 100112330 Water Heater Pilot Assembly Replacement Kit for 300 301 Series, 9007876 Gas Thermopile Assembly Compatible with Whirlpool, Reliance, A.O.Smith, Kenmore, State, American Water Heater
Upgrade 100112330 Water Heater Pilot Assembly Replacement Kit for 300 301 Series, 9007876 Gas Thermopile Assembly Compatible with Whirlpool, Reliance, A.O.Smith, Kenmore, State, American Water Heater

brati

7.8

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