4 Inch Square 3-1/2 Inch Extra Deep Old Work Junction Box Side Knockouts 52181-OW (Pack of 20)

About:

• This indicates the shape and size of the junction box. It's a square box with each side measuring 4 inches in length.
• This refers to the depth of the junction box. It's deeper than standard boxes, measuring 3-1/2 inches from front to back.
• "Old work" boxes typically have features that allow them to be installed without accessing the framing studs.
• These are perforated holes or knockouts on the sides of the junction box that allow for cables or conduits to enter or exit the box

Also Known As:

4" Square Electrical Box, Electrical Junction Box, 4x4 Welded Electrical Junction Box, 4 Inch Square Steel Enclosure, Electrical Box, Extra Deep Old Work Junction Box.

Specification:

• Type: Extra Deep Old Work Junction Box
• Material: Galvanized Steel
• Product Height: 3.5 Inch
• Product Width: 4.0 Inch
• Side Knockouts: (8) 1/2", (4) 1/2" - 3/4"
• Bottom Knockouts: (2) 1/2", (2) 3/4"
• Color: Silver
• UPC: 785592400840

Features:

• 3-1/2" deep box allows for additional wiring capacity
• Combination knockouts allow for greater wiring flexibility
• Combination Phillips/Slotted screw heads.