Marathon SP213670 Titanium 4500w Lower Element

The SP213670 is a 4500 watt titanium lower element. This element is perfect for hard water environments.

If you water heater is not heating properly and the thermostats have tested and proved functioning, its time to replace the element. While titanium elements comes standard on Marathon’s Heavy Duty line of water heaters, they can be installed into any Marathon water heater.


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This element is compatible with the following Marathon models:

Why go with titanium? Titanium elements are extremely resistant to hard water problems. Hard water can cause mineral build-up that will hamper the performance of your elements. This in turn will lower your efficiency while simultaneously raising your utility bill.

If you’re in a hard water climate we highly recommend installing Titanium elements to help extend the longevity of your Marathon water heater.