I have one of these thin dual circuit breakers Can I only

Not all panels will accept a twin A twin being a standard 1 width breaker with two handles You need to read the specs on the

breakers are designed to protect your wires from carrying too much current by tripping off an overload or a short circuit Whenever you need to add a new

two breakers in one slot Physical Appearance: These breakers are larger than single-pole breakers and occupy two slots in the electrical panel They have two handles

two slot shelving The duplex breakers provide two single pole breakers in the space typically required for only one standard breaker These duplex, 12-Inch frame breakers