What is the purpose of the twin single pole breaker?

two breakers in one slot   Dan two slot shelving

You can combine branch circuits and then feed both of them from a jumper to a single breaker You now have a spare breaker slot If you do not

So for your 240v circuits, 2 vertically adjacent breakers with a linked handle are used The breakers have to be linked, otherwise opening the Use two 20 breakers or 1 -40a breaker? 60 or 80a breaker panel in an AWG-10 wire snippet to the #4 breaker slot Make sure to keep

slot gardens 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 A tandem breaker is designed to allow two 120-volt circuits to be fit into a single slot in the circuit breaker box They are normally