Water Heater Igniter 100109221 100109221

Brand: AO Smith · Fits: 17 models · Reference price: $37.63

100109221 is a AO Smith replacement part (water heater igniter 100109221). Our fitment data lists 17 models that use it.

When to replace this part

General hardware and mounting parts

Symptom: A small mechanical or mounting part has failed, cracked, or gone missing.

Check: Compare the physical shape and mounting points to the original piece, and confirm the exact part number against your model plate before ordering.

Models that use this part

All 17 confirmed models for this part.
ModelBrandApplianceParts on file
XCVL40-20145
153333447Kenmore43
PR675XBDSState41
153333850Kenmore22
153333950Kenmore22
GCV40-20122
GCVL40-20019
GCV50-20018
GS630HOCTState18
GS650HOCTState18
GCV50-20115
GS630YOCTState15
XVR30AO Smith15
GPX40HXRSState14
XGV40LAO Smith12
XGV50LAO Smith10
GPX40YXRTState9

Other parts for model XCVL40-201

If you are repairing that appliance, these are the most model-specific parts on file for the same model.

Reference price and where to compare

The reference price on file for this part is $37.63. It is informational only, not an offer or an Amazon price — RepairKitHub does not sell parts directly.

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Before you order

Model lookup tool