Electrical Code…
A form of general-use switch constructed so that it can be installed in device boxes or on box covers, or otherwise used in conjunction with wiring systems recognized by this code.
(National Electrical Code® 100-1)
Building Trades Resource
Electrical Code…
A form of general-use switch constructed so that it can be installed in device boxes or on box covers, or otherwise used in conjunction with wiring systems recognized by this code.
(National Electrical Code® 100-1)