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In order to obtain the Best Water Heater Replacement Thermostats (2021), our dynamic platforms and experts have taken many criteria into account such as product usability, features that meet consumers needs and give buyer satisfaction, deficiency-free, conformance of standards, value-for-money, credibility, level of design standards, quality conformance to user requirements and regulations, protection and safety, actual customer satisfaction and numerous others. It is worth to mention that each user has different needs so please use the below benchmarking as a guideline and not as a gospel. Nevertheless, in the list below you can absolutely find the overall best ones regardless of your needs.

Our smart platforms and competent technology gurus work hard to provide you with the best product choices. We firmly believe that that our review analysis can help you simplify your purchase decision and select among the absolute Best Water Heater Replacement Thermostats (2021).

Best Water Heater Replacement Thermostats

Best Choice No. 2
A.O. Smith by Honeywell Gas Control Valve 100262939 2″ Cavity Natural Thermostat Compatible with A.O. Smith, State, American, Whirlpool, and Craftmaster Brand Water Heaters
  • PLEASE PROVIDE MODEL AND SERIAL NUMBER OF YOUR WATER HEATER IF YOU NEED US TO DETERMINE CORRECT GAS VALVE PART NUMBER!
  • Please be aware part may come labeled RESIDEO as there was a corporate acquisition. It is still the correct Honeywell part!
  • Temperature control assembly 100262939 supplies the burner with gas to heat the water
  • Honeywell gas control valve is compatible with all A.O. Smith manufactured products including A.O. Smith, Reliance, State, American, Whirlpool and Craftmaster branded heaters
  • A service technician is recommended for the repair to ensure the gas supply line is leak free
Best Choice No. 3
Water Heater ECO Thermostat Assembly Compatible with Atwood 91447,Replacement Part for Water Heater Repair Parts Fit For RV,RV Thermostat Service
  • SAFETY FIRST – UL certified emergency cutoff assembly designed to prevent accidents
  • COMPATIBILITY – Fits most Atwood 110 volt electric water heaters,GLM 21140, Mallory 9-72153, Mercruiser 45518A2, 45518A3 , 45518A1,GCH6-4E, GCH6-6E, GCH6-7E, GC6A-7E, GH6-6E, GH6-7E, GH6-8E, G6A-6E, G6A-7E, G6A-8E, GCH6A-7E, GCH6A-8E, GCG6A-9E, GC6AA-7E, GC6AA-8E, GC6AA-9E, GCH10A-2E,GCH10A-3E, G10-1E, GH10-1E,G610-3E, GH610-3E, G10-2E, G10-3E, GC10-1E, GC10-2E, GH10-2E, GH10-3E, G6A-3E, GH6-3E, GH6-4E, G6A-4E, GCH6A-10E, GC6AA-10A, GC10A-4E, GCH10A-4E
  • EASY INSTALLATION -140 degree TStat switch was the 60 degree C and the 180 degree EOC cut off is the 82 degree C which are printed on the back of switch,attached installation instruction
  • PACKING LIST – one is the thermostat for heating the water the other is high temp shut off,attached installation instruction,black foam cover
  • NOTE – Spare thermostat for emergency,if you are having any water heater issues, clean your contacts, then test the thermostats
SaleBest Choice No. 4
Atwood 91873 Pilot Water Heater Replacement Parts – Thermostat/E.C.O. 110 VAC
  • Made from quality materials
  • Country of Origin: China
  • Helps you provide comfort and convenience
  • Please ensure part will fit before ordering
SaleBest Choice No. 5
ECO Thermostat Assembly Replace for Atwood 91447 Replacement Part for Water Heater Repair Parts Fit For RV, Motor Home Emergency Cutoff Service Kit
  • Water heater repair parts for RV, Motor, Home,etc.Easy installation, if follow our installation instructions
  • Fits Models:GCH6-4E, GCH6-6E, GCH6-7E, GC6A-7E, GH6-6E, GH6-7E, GH6-8E, G6A-6E, G6A-7E, G6A-8E, GCH6A-7E, GCH6A-8E, GCG6A-9E, GC6AA-7E, GC6AA-8E, GC6AA-9E, GCH10A-2E,GCH10A-3E, G10-1E, GH10-1E,G610-3E, GH610-3E, G10-2E, G10-3E, GC10-1E, GC10-2E, GH10-2E, GH10-3E, G6A-3E, GH6-3E, GH6-4E, G6A-4E, GCH6A-10E, GC6AA-10A, GC10A-4E, GCH10A-4E
  • Please check the part number before purchase to ensure proper coordination
  • Temperature Range (Deg F): 140 Degree Fahrenheit
SaleBest Choice No. 6
Bradford White 265-51046-00 Upper & Lower Water Heater Thermostat Kit
  • length: 12.00
  • width: 4.00
  • height: 1.00
  • weight: 0.30
SaleBest Choice No. 7
RELIANCE WATER HEATER CO 9007884005 Honey Electronic Gas Valve
  • Note : This is a gas control valve and should be installed by a professional and not by homeowner as that potentially voids any warranty by not including professional installation.
  • This product adds a great value
  • This product is manufactured in China
Best Choice No. 8
Robertshaw 110-326 Water Heater Thermostat with 1-3/8″ Shank, Natural Gas, 3-1/2″ W.C
  • Robertshaw Water Heater Thermostat With 1-3/8 In. Shank, 3-1/2 In. W.C., Natural Gas
  • Robertshaw
  • 110-326
Best Choice No. 9
Reliance Hot Water Heater Gas Control Valve 100112336 1″ Cavity Thermostat Compatible with Reliance, State, A.O. Smith, and American branded heaters
  • PLEASE PROVIDE MODEL AND SERIAL NUMBER OF YOUR WATER HEATER IF YOU NEED US TO DETERMINE CORRECT GAS VALVE PART NUMBER!
  • Honeywell gas control valve is compatible with all A.O. Smith manufactured products including A.O. Smith, Reliance, State, and American branded heaters
  • Temperature control assembly 100112336 supplies the burner with gas to heat the water
  • Please be aware part may come labeled RESIDEO as there was a corporate acquisition. It is still the correct Honeywell part!
  • A service technician is recommended for the repair to ensure the gas supply line is leak free
Best Choice No. 10

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