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AO Smith 100210053 is a K-series screw-in heating element rated 5500 watts at 240 volts with a 15-inch element length for residential water heaters. It functions as a direct OEM replacement (replaces 9009129005) and installs via a screw-in fitting to convert electrical power to heat. The element is specified for standard 240 V, 5500 W residential applications and is compatible with AO Smith and select Lochinvar, American, and State units.
Screw-in 15 in K-series element; 5500 W at 240 V; direct replacement MPN 9009129005.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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