Under Sink Electric Hot Water Heater
An under-sink electric hot water heater, also known as a point-of-use water heater, is a compact and energy-efficient way to provide hot water for a single sink or appliance. Unlike traditional tank-style water heaters, under-sink electric hot water heaters heat water on demand, eliminating the need for a large storage tank. This can significantly reduce energy consumption and save space, making them an ideal solution for homes, apartments, and other small spaces.
Under-sink electric hot water heaters typically have a capacity of 2.5 to 5 gallons and can deliver hot water at a flow rate of up to 1.5 gallons per minute. They are powered by electricity and connect directly to a standard 120-volt outlet. The heating element is usually located at the bottom of the unit, and water is heated as it flows through the element.
One of the main advantages of under-sink electric hot water heaters is their energy efficiency. Since they only heat water when needed, they do not waste energy keeping a large tank of water hot. This can result in significant savings on energy bills compared to traditional tank-style water heaters.
Under-sink electric hot water heaters are also very compact, making them easy to install in tight spaces. They can be mounted under a sink, in a cabinet, or in a closet. Installation is relatively simple and can be completed in a few hours by a qualified electrician.
Another advantage of under-sink electric hot water heaters is their long lifespan. They typically last for 5 to 10 years, which is comparable to traditional tank-style water heaters. However, since they do not have a storage tank, they are less likely to develop leaks or other problems.
Under-sink electric hot water heaters are not suitable for all applications. They are best suited for providing hot water for a single sink or appliance. If you need hot water for multiple sinks or appliances, a traditional tank-style water heater may be a better option.
Here are some of the key benefits of under-sink electric hot water heaters:
- Energy-efficient
- Compact and space-saving
- Easy to install
- Long lifespan
If you are looking for a way to save energy and space on your water heating needs, an under-sink electric hot water heater may be the right choice for you.

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