noun
General Slang
BX
· noun · construction
Armoured flexible electrical cable — wires inside a spiral metal jacket.
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Definitions
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Flexible armoured cable — insulated conductors wrapped inside a spiralled steel or aluminium jacket that doubles as physical protection and (with the bonding strip) the equipment ground. Old urban housing — especially pre-war New York apartments — is full of it. The trade still calls modern Type AC by the old BX name.
“Whole building's BX from the 40s, every junction box has that copper bond strip.”
by community
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BX In A Sentence
Whole building's BX from the 40s, every junction box has that copper bond strip.
Origin & Usage
Trade name from early 1900s — said to stand for the Bronx (where it was made by the General Electric subsidiary Sprague Electric) or simply the 'B' experimental designation. Origin disputed, name stuck.
People Also Ask
What does "BX" mean in electrical work?
BX is armoured flexible electrical cable — wires protected inside a spiral metal jacket.
How do you use "BX" in a sentence?
"Run BX through the wall studs so the wiring's protected."
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