Plenum Boxes and Covers

4" Square Plenum Extension Ring, 1-1/2" Deep - Drawn, W/Conduit KO's - Stainless Steel

SKU: 53151-SVTSS Model: 53151-SVTSS
Plenum extension rings are used in air-plenum wall or ceiling surfaces to install lighting fixtures, switches, receptacles or other outlet devices. Extension rings are added to junction boxes to increase wiring capacity and provide access for additional conduit runs and electrical wire.
$184.26 /EA
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Features & Benefits

  • Drawn construction with airtight knockouts
  • Bottom mounting slots allow a quick installation onto existing boxes
  • 53C1-VT Plenum Sealing Ring must be ordered separatly


Stock # 53151-SVTSS 53151-SVTSS
Model # 53151-SVTSS 53151-SVTSS
UPC # 785592111937 785592111937
Product Height 1.5 3.81 inch cm
Product Width 4.0 10.16 inch cm
Product Length/Depth 4.0 10.16 inch cm
Product Weight 0.38 0.17 lbs kg
Weight UOM LB LB
Box Depth 1-1/2" 1-1/2"
Color Silver Silver
Cubic Capacity 21.0 (344.1) 21.0 (344.1)
Knockouts (8) 1/2 in. and (4) 3/4 in. Knockouts (8) 1/2 in. and (4) 3/4 in. Knockouts
Special Features Air Tight Knockouts Air Tight Knockouts