Solitary-pole 120V breakers only will need 1 slot about the panel. Double-pole 240V breakers want two slots. Tandem breakers sign up for two 120V circuits in one slot, which is helpful for smaller electric panels. changing an electrical panel, look at the sort, amperage and circuit breakers within your latest https://titusevneu.ezblogz.com/64902161/details-fiction-and-electrician