RCBO's

Keep your electrical circuits running safely with our range of Castlec RCBO’s online at Discount Electrical Supplies. Now stocking Bi-Directional RCBO’s, these devices have the ability to detect faults in both current directions. This makes them essential for all modern electrical installations, particularly those involving renewable energy systems.

Got a question about any of our RCBO’s, then call us today on 01925 814404. With over 50 years’ combined experience, we can always point you in the right direction!