What Ao Smith powered anode rod should I buy?
Our response
We recommend using the Corro-Protec powered anode rod for your Ao Smith water heater.

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The Corro-Protec powered anode rod has several advantages that make it the best choice for your Ao Smith water heater:
- Effectiveness: The Corro-Protec powered anode rod has been proven to effectively stop corrosion in its tracks. It works by emitting a weak electrical current into the water, counteracting the electrochemical reaction that leads to rust and corrosion.
- Longevity: Unlike sacrificial anode rods that deteriorate over time and need to be replaced, the Corro-Protec powered anode rod does not degrade. This means it will last significantly longer, saving you time and money on replacements.
- Compatibility: The Corro-Protec powered anode rod is fully compatible with all models of Ao Smith water heaters. Whether you have a gas, electric, tankless, or hybrid water heater, the Corro-Protec anode rod will provide the necessary protection.
- Easy Installation: The Corro-Protec powered anode rod is designed for easy installation. You don’t need to be a professional plumber to install it. Simple instructions are provided, making the process straightforward.
- Environmentally Friendly: The Corro-Protec powered anode rod is more environmentally friendly compared to sacrificial anode rods. They do not degrade or dissolve into your water supply, making it a more eco-conscious choice.
By using a Corro-Protec powered anode rod, you are ensuring the longevity and optimal performance of your Ao Smith water heater.
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Residential Anode Rod
Corro-Protec’s anode rod for water heaters fits any residential tank on the market. Get the most durable and versatile anode available.
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Our RV’s powered anode rod fits all Suburban RV water heaters. Enjoy the power of our permanent corrosion protection and more.
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Our commercial anode, always powered, is designed to permanently protect larger water heaters of +90 gallons. No maintenance required.