Cut Sheet

Commercial Products
Switch and Outlet BOxeS and cOverS
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© February 2015
1407
NEC/CEC:
UL Standard: 514A, 514B, 514D
UL Listed: E2527
NEMA: FB-1, OS-1
Outlet and Switch Boxes
Material, Finish, Knockouts, Fire-Rated Assemblies, Compliances, Groundskeeper Raised Ground Boss
Material/Finish
• AISI/SAE1008
• Pre-galvanizedG60,0.60oz/sqft1
• Thickness:0.0625”minimum
Concentric and Eccentric Knockouts
• Boxeswithconcentricoreccentricknockoutsaresuitablefor
bonding without any additional bonding means where used
in circuits above or below 250 V. Unless otherwise noted all
concentricoreccentricknockoutsare1/2”–3/4”combinations.
Use in Fire-Rated Assemblies
• Singleanddoublegangmetallicoutletandswitchboxesare
acceptableforuseintwo-hourreratedwalls.Foradditional
information refer to the UL guide card information for metallic
outlet boxes, QCIT.
Groundskeeper Raised Ground Boss
• Groundskeeperraisedgroundfeatureonbossinsidebox
providesoneortwo#10-32tappedhole,allowinga3/8”long
green ground screw to be threaded into box without contacting
mountingsurface.Otherboxesprovidedwithatgroundtapped
hole, except Plenum Boxes.
NEC/CEC Compliances and Certifications
• ULStandard:514A,514B,514D
• ULListed:E2527
• NEMA:FB-1,OS-1