4" Steel Box Extensions 1-1/2" Deep 1/2" & 3/4" KO

4" Steel Box Extensions 1-1/2" Deep 1/2" & 3/4" KO – Electrical Box Extensions Topaz galvanized steel 4” Square Extensions provide additional wiring capacity for junction boxes and facilitate access for extra conduit runs and electrical wire. These extensions are suitable for electrical distributors and switchgear suppliers requiring reliable lighting solutions and wire and cable management components. Specifications Material: Galvanized Steel Depth: 1-1/2" Cubic Capacity: 21" Knockouts: (8) 1/2" & (4) 3/4" Color: Steel Product Weight: 0.4012 lbs Manufacturer Part #: E4512 UPC: 751338867024 Features cULus Listed and RoHS Compliant Increases wiring capacity by extending junction boxes Provides access for additional conduit runs and electrical wire Downloads & Links Spec Sheet