But no matter what the application, you cannot use a u-bolt fitting designed to splice non-electrical cables. Manufacturers of insulated twist-on wire connectors suggest you not hand-twist the wires ...

have announced a voluntary recall of approximately 53,000 electrical wire splices (also known as Butt Splice Connectors). The recalled butt splices can fail to hold the wires adequately together ...

A. The NEC requirement for splicing cables and conductors installed in cable trays is stated in Sec. 392.56. Splices are permitted in a cable tray if the splice is ...