That's where 240-volt outlets come in ... and microwaves will do just fine on a 120-volt outlet. Because they're so standard, 120-volt outlets are also less expensive to install.

That’s why these circuits have two hot wires, a neutral, and a ground at their 240-volt outlet to carry electricity to the appliance. Do you have enough amperage capacity in the service panel ...

As Wirecutter’s range expert, Rachel Wharton is “always blathering on about how much I like induction,” she writes. The problem is that a lot of people can’t get it: An induction cooktop or stove ...