This makes a portable home generator a popular piece of gear to keep on hand, but connecting one to the house takes a bit of know-how and planning.

The running watts are the most helpful in determining how many devices you will be able to connect to a generator. Volts A volt is essentially the force of the electric current.

Consumer Reports says to keep in mind that the generator must be at least 5,000 watts to easily connect to a transfer switch and to handle the load of several appliances.

When the power goes out, a generator can be a lifesaver, keeping your fridge cold, your lights on, and essential devices ...