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The CAMCO MFG 11553 is a magnesium anode rod designed to extend the service life of RV water heater tanks. Measuring 4.5 inches in length and weighing 1.9 pounds, this sacrificial rod works by attracting corrosive elements present in the water supply, drawing electrochemical attack away from the tank walls and heating elements. The magnesium material is the preferred choice for RV water heater protection because it provides strong galvanic activity suited to the lower-volume tanks common in recreational vehicle applications. Installation and periodic replacement is a standard maintenance task performed by RV service technicians and experienced DIYers.
This anode rod is intended for use in RV water heater tanks as a direct replacement sacrificial protection component. It is particularly applicable in situations where water chemistry is aggressive or the existing anode rod has depleted below serviceable condition. Regular inspection and replacement of the anode rod is a recognized best practice for preventing premature tank failure in RV water heating systems. The 11553 is sold in a package quantity of 6 units, making it suitable for stocking purposes in service shops or for fleet maintenance operations.
Designed as an OEM-style replacement magnesium anode rod for RV water heater tanks requiring a 4.5-inch sacrificial rod.
Installation is typically performed by an RV service technician or qualified plumber. Before servicing, shut off the water supply and power or gas to the water heater and allow the tank to cool completely. Use an anode rod socket and torque wrench appropriate for the fitting size, and apply thread sealant tape to the threads before installation. Inspect the tank interior for existing corrosion before installing a new rod.
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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