Plenum Boxes and Covers

4" Octagon Plenum Extension Ring, 2-1/8" Deep - Drawn W/Conduit KO's And Fixture Ears 3-1/2" O.C.

SKU: 55171-SVT Model: 55171-SVT
Plenum boxes are used in air-plenum wall or ceiling surfaces to install lighting fixtures, switches, receptacles or other outlet devices. Square boxes are used to bring power to a number of electrical devices where multiple conductor runs are split in two or more directions.
$31.07 /EA
Limited Availability
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Features & Benefits

  • Drawn construction with airtight knockouts
  • Cover mounting screws included with plenum cover
  • 55C1-VT Plenum Sealing Ring must be ordered separatly
  • UL, RoHS Compliant


Stock # 55171-SVT 55171-SVT
Model # 55171-SVT 55171-SVT
UPC # 785592124777 785592124777
Product Weight 0.45 0.20 lbs kg
Weight UOM LB LB
Box Depth 2-1/8" 2-1/8"
Color Silver Silver
Cubic Capacity 21.5 (352.3) 21.5 (352.3)
Knockouts (2) 1/2 in. and (2) 3/4 in. Side Knockouts (2) 1/2 in. and (2) 3/4 in. Side Knockouts
Size 4 in. 4 in.
Special Features Air Tight Knockouts Air Tight Knockouts


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