We've tested and reviewed products since 1936. Read CR's review of the Electric Tanked water heater to find out if it's worth it.

Changing from gas to more climate-friendly electric appliances can involve expensive retrofits. More companies now offer stoves, heat pumps and water heaters to make it easier and cheaper. About a ...

Solar water heaters vary in design, efficiency, capacity and price, but they all replace a good chunk of the gas or electricity used to heat water with clean, free sunlight. The three basic designs ...

Changing from gas to climate-friendly electric appliances often involves expensive retrofits. A growing list of companies offer stoves, heat pumps and water heaters that make it easier and cheaper.

An international research group has investigated how PV-powered heat pumps and district heating could be combined to heat a ...

Electric heat-pump water heaters: Reliance boasts an energy efficient, electric heat pump water heater. It operates by pulling in heat from the surrounding environment to heat water.

Three years ago, Ted Treadwell turned his water heater into a battery. His home in Santa Rosa, California, had relied on a ...

An electric water heater always requires a separate 240-volt circuit; in many cases it reqiuires a 30-amp circuit breaker and 10/2 with ground circuit cable (note: 10/2 with ground means two 10 ...

Three years ago, Ted Treadwell turned his water heater into a battery. His home in Santa Rosa, California, had relied on a gas-powered furnace and water heater for a quarter-century to stay warm ...