Description
The Lochinvar & A.O. Smith 100273983 is an OEM replacement dip tube engineered for precise fit and reliable performance in compatible water heater applications. Designed to direct incoming cold water to the bottom of the tank, this dip tube maximizes heating efficiency and helps maintain consistent hot water output.
Product Specifications
- Part Number: 100273983
- Tube Diameter: 0.65″
- Tube Length: 52.5″
- Fitting Size: 3/4″
- Fitting Length: 5.5″
- Certification: CE
Key Features
- OEM replacement part for Lochinvar and A.O. Smith water heaters
- Directs cold water inlet to the tank bottom for optimal thermal stratification
- CE-certified construction for quality assurance
- 3/4″ connection fitting for standard installation compatibility
- Precision dimensions ensure proper fit and sealing
Application
This dip tube is a direct OEM replacement designed for use with select Lochinvar and A.O. Smith water heater models. Replacing a worn or broken dip tube restores proper cold water distribution within the tank, preventing cold water from mixing at the top and ensuring maximum hot water availability. Always verify compatibility with your specific water heater model before installation.







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