4 Inch Square Junction Box 4 Inch Deep Side Knockouts 52191-S (pack of 20)

About:

This refers to the size of the junction box’s footprint. It means that the box is square-shaped and each side measures 4 inches in length
This indicates the depth of the junction box, meaning how much space is available inside the box for wires, connections, or devices.
Knockouts are small perforated sections on the sides of the junction box that can be removed to create openings for wires or conduits to enter or exit the box.

Also Known As:

4″ Square Electrical Box, Electrical Junction Box, 4×4 Electrical Junction Box, 4 Inch Square Outlet Box, 4 Inch Square Junction Box, Junction Box.

Specification:

Type: 4 Inch Square Junction Box
Material: Galvanized Steel
Product Height: 4.0 Inch
Product Width: 4.0 Inch
Side Knockouts: (4) 1/2″ – 3/4″, (2) 1/2″, (2) 3/4″
Bottom Knockouts: (2) 1/2″, (2) 3/4″
Color: Silver
UPC: 785592981813

Features:

4″ deep boxes allows for additional wiring capacity
Combination knockouts allow for greater wiring flexibility
Raised Ground
Combination Phillips/Slotted screw heads.