Rheem Manufacturing Company

Hybrid water heaters, also known as heat pump water heaters, combine conventional electric water heating methods with innovative heat pump technology to achieve remarkable energy efficiency. Understanding the features that contribute to their efficiency can help homeowners make informed decisions regarding their hot water systems. Heat Pump Technology At the heart of a hybrid water heater is its heat pump system, which works by extracting heat from the surrounding air and transferring it to the water in the tank. This process differs from traditional electric water heaters that generate heat through electric resistance coils. By utilizing ambient heat, hybrid systems require significantly less energy to produce hot water. This technology allows hybrid water heaters to operate with a coefficient of performance (COP) of around 2 to 4, meaning they can produce two to four times more energy than they consume. Energy Sources Hybrid water heaters are designed to use multiple energy sources e...

Small electric hot water heaters are increasingly popular for residential and commercial applications, offering a compact solution for efficient water heating. Understanding their power requirements is essential for proper installation and effective operation. Power Ratings and Wattage The power requirement of small electric hot water heaters typically ranges from 1,500 watts to 4,500 watts. This wattage influences both the heater’s efficiency and its recovery rate, which is the speed at which it can heat water. Most units operate on standard household voltages, usually either 120 volts or 240 volts. 120 Volt Units : These are generally lower wattage heaters, often rated between 1,500 to 1,800 watts. They are suitable for small applications like under-sink installations or for heating water in a single point-of-use location, such as a bathroom or kitchen sink. Their limited power output means they may take longer to heat water and might not provide sufficient flow rates for multipl...