DC Breaker with 1/4 Inch brass lugs 100 to 250 amp models available. Comes with manual reset lever and test switch for manual disconnect. Use as an automatic breaker and manual disconnect switch. When the amperage exceeds the rated amperage of the breaker the lever will automatically swing down and disconnect (open) the circuit to not allow current to flow through your equipment. Use with your wind turbines, solar panels, or hydroelectric devices to protect equipment.