![]() ![]() These devices are listed in the UL White book as Nonmetallic-Sheathed Cable Interconnectors (QAAV). If an electrician has the accessibility and availability to replace existing wiring with new wiring, there would be no need for a device such as a nonmetallic-sheathed cable interconnector. One of the major things to remember about this product is that the device is for “repair” purposes only. Self-contained switches, self-contained receptacles and nonmetallic-sheathed cable interconnector devices of insulating material that are listed shall be permitted to be used without boxes in exposed cable wiring and for repair wiring in existing buildings where the cable is concealed. This quote from the IAEI Magazine article Enter the Nonmetallic-sheathed Cable Interconnector, sums it up quite well. Which means that they should only be used where a cable was damaged, and replacing the cable is not practicable. Replaces the need for exposed and unsightly junction boxes. For use in rework within existing structures. The device can be concealed, but only when used in existing buildings for " repair wiring". (2) Questions & Answers (11) No need to add splice or tap for non-metallic cable. Now the devices can still be used where exposed, but the concealed use has changed. Self-contained switches, self-contained receptacles and nonmetallic-sheathed cable interconnector devices of insulating material that are listed shall be permitted to be used without boxes in exposed cable wiring and for repair wiring in existing buildings where the cable is concealed. National Electrical Code 2014ģ34.40(B) Devices of Insulating Materials. In the 2014 version of the code, things changed a bit. This would allow for the extraction of the device, for inspection, maintenance, and repair. Adding the " fished" requirement, meant that the device would not be fastened in place. Which means the devices could be used in exposed locations, and concealed in existing buildings, but only when fished. Switch, outlet, and tap devices of insulating material shall be permitted to be used without boxes in exposed cable wiring and for rewiring in existing buildings where the cable is concealed and fished. National Electrical Code 2011ģ34.40(B) Devices of Insulating Materials. The 2011 version of the code had this to say. The use of these devices is limited to specific situations, which are described in 334.40(B) of the National Electrical Code. ![]()
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