4" Square Extension/Adapter Ring, 2-1/8" Deep - Welded, W/Conduit KO's

Southwire #: 53171-SUB Model #: 53171-SUB In Stock

4" square extension rings are added to junction boxes to increase wiring capacity and provide access for additional conduit runs and electrical wire. Extension rings prevent the need to remove old conduit boxes and wiring from circuits when additional capacity is needed.

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Features & Benefits

  • Converts Switch box to 4" Square
  • Combination knockouts allow for greater wiring flexibility
  • Combination Phillips/Slotted screw heads.

Specifications

measurement
imperial metric
Stock # 53171-SUB 53171-SUB
Model # 53171-SUB 53171-SUB
UPC # 785592112811 785592112811
Material Galvanized Steel Galvanized Steel
Cubic Capacity 21.0 (344.1) 21.0 (344.1)
Standard Package 25 25
Bottom Knockouts (2) 3/4", (3) 1/2" (2) 3/4", (3) 1/2"
Side Knockouts (6) 1/2", (6) 1/2" - 3/4" (6) 1/2", (6) 1/2" - 3/4"
Color Silver Silver
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