Tower Crane Resistance Box | 70RCS & 55RCS

The tower crane resistance box is an electrical component used in the crane control circuit to provide controlled resistance during equipment operation. It is available in different configurations according to the tower crane's electrical system and control requirements.

SYM supplies tower crane resistance boxes including 70RCS and 55RCS models for selected tower crane applications. Please provide the crane model, existing resistance box model or nameplate information when requesting a replacement.

How to Select the Correct Resistance Box

The correct resistance box should be selected according to the tower crane model and electrical system. Before ordering a replacement, please check the model number, electrical specifications and connection configuration of the existing component.

FAQ

What is a tower crane resistance box?

A tower crane resistance box is an electrical component used in the crane control circuit to provide the required resistance for specific operating and control functions.

What models of resistance boxes do you supply?

SYM currently lists 70RCS and 55RCS resistance box models. Please contact us with your crane model to confirm the suitable option.

How do I choose a replacement resistance box?

Check the existing model, crane model, electrical specifications and connection configuration. Photos and nameplate information can also help confirm compatibility.

Can you supply resistance boxes for different tower crane brands?

Yes. Resistance boxes are available for selected SYM, SCM and Yongmao tower crane applications. Compatibility should be confirmed before ordering.