120V Vs. 240V Water Heaters Checking And Testing The Voltage
Some water heaters may also by 208 Volts, but 240 is the most common voltage for a home water heater. Heaters are powered with either a 1-pole or 2-pole circuit breaker. A 120-volt heater always uses a 1-pole circuit breaker, while a 240-volt heater always uses a 2-pole circuit breaker. Note that hits only apply to residential settings. In a commercial setting, you can actually have a 208-volt or 277-volt circuit, for instance....