GO
AO Smith
Water Heater
Thermostat
Clear All
What is a model number, and where do I find it?
Water Heater Parts > AO Smith Water Heater Parts

AO Smith Water Heater Thermostat Parts

Repair Help for AO Smith Water Heater Repair Help for Water Heaters

Refine Selection Here:

Product Type

›
  • Water Heater

Brand

›
  • AO Smith Parts

Common Problems

›

Part Category

›

Part Title

›
  • Thermostat
AO Smith Water Heater Thermostat

Item # 4959988

Grid is 1 inch square
Thermostat - Part # 4959988 Mfg Part # 100108684
Watch Video:

Skill Level:Skill Level

Upper thermostat

OEM Part - Manufacturer #100108684

Order by 8:00 PM ET, this part ships TODAY!

$25.58

In Stock ›

Add to Cart

365 Day Return Policy

AO Smith Water Heater Thermostat

Item # 4451587

Grid is 1 inch square
Thermostat - Part # 4451587 Mfg Part # 100108422
Watch Video:

Skill Level:Skill Level

Lower thermostat - AO Smith Electric Water Heater

OEM Part - Manufacturer #100108422

Order by 8:00 PM ET, this part ships TODAY!

$25.27

In Stock ›

Add to Cart

365 Day Return Policy

AO Smith Water Heater Thermostat

Item # 4547467

Grid is 1 inch square
Thermostat - Part # 4547467 Mfg Part # 100109846

Thermostat 90/150 with limit.

OEM Part - Manufacturer #100109846

$63.01

Special Order ›

Add to Cart

365 Day Return Policy

AO Smith Water Heater Thermostat

Item # 2636873

Grid is 1 inch square
Thermostat - Part # 2636873 Mfg Part # 9004714115

Lower Thermostat.

OEM Part - Manufacturer #9004714115

$34.14

Special Order ›

Add to Cart

365 Day Return Policy

AO Smith Water Heater Thermostat

Item # 2636628

Grid is 1 inch square
Thermostat - Part # 2636628 Mfg Part # 9001954015

Suggested replacement is 9001954045

OEM Part - Manufacturer #9001954015

 

No longer available

Where can I get this part?
AO Smith Water Heater Thermostat

Item # 2636727

Picture Unavailable

Thermostat

OEM Part - Manufacturer #9003945115

$50.94

Special Order ›

Add to Cart

365 Day Return Policy

AO Smith Water Heater Thermostat

Item # 2636889

Picture Unavailable

Thermostat

OEM Part - Manufacturer #9004784115

$50.94

Special Order ›

Add to Cart

365 Day Return Policy

AO Smith Water Heater Thermostat

Item # 2636955

Picture Unavailable

Hot surface ignitor (182253)

OEM Part - Manufacturer #9005107105

$157.20

Special Order ›

Add to Cart

365 Day Return Policy

8 results