The DHS type 220V endless chain electric hoist has a standard chain length of 3 meters. Its tonnage specifications include 1 ton, 2 tons, 3 tons, and 5 tons. These tonnage specifications can be selected according to the load capacity requirements. It can be paired with an electric trolley or manual trolley to operate on I-beam structures. The length of the chain can be customized according to the customer's usage needs. Not only is there a choice between 220V and 380V, but there are also more tonnage options available, offering larger carrying capacities. The selection should be based on the load capacity specification, and it must not be overloaded for use.