What is the purpose of the twin single pole breaker?

10 Common Mistakes DIYers Make In Circuit Breaker Boxes two breakers in one slot A tandem breaker is like having two single pole breakers in one slot It's a space-saving option Similar to single pole breakers, often rated two breakers in one slot Designed for commercialindustrial applications, the new 1” wide Siemens bolt-on BT breaker is a TandemDuplex type which will allow two 1-pole circuits per

two slot toaster The two Breakers in one space are exactly what it says on the tin They are separate Breakers with separate trip I have never seen double stuff