Image of 187 4 in. Square Electrical Box Extender, 1-1/2 in. Deep, with Multiple KO's for Switch Boxes
Image of 187 4 in. Square Electrical Box Extender, 1-1/2 in. Deep, with Multiple KO's for Switch Boxes
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4 in. Square Electrical Box Extender, 1-1/2 in. Deep, with Multiple KO's for Switch Boxes

OR

Brand: Raco

Catalog ID: 187

4 in. Square Electrical Box Extender, 1-1/2 in. Deep with Multiple Kos

Enhance your electrical installations with this 4 in. square electrical box extender, designed to provide additional cubic capacity for complex setups. Measuring 1-1/2 inches in depth, it includes eight 1/2 inch and four 3/4 inch knockouts, making it versatile for various switch box configurations. Perfectly suited as an outlet box for surface-mounted conduit, this extender is crafted from robust 1/16 inch pre-galvanized steel, ensuring durability and reliability in any electrical setup. Ideal for both residential and commercial applications, this product simplifies installation while accommodating more wiring and components.

This 4 in. square electrical box extender enhances switch box capacity and flexibility with multiple knockouts and robust pre-galvanized steel construction, ideal for both residential and commercial use.

Product details

General

Bracket Type

No Bracket

Catalog Number

187

Color

Gray

Drawn or Welded

Drawn

EU RoHS Indicator

Contact Manufacturer

Fire Resistance

Yes

Knockouts

1/2 in;3/4 in

Material

Steel

Number of Gang(s)

2-Gang

Size

4 in

Type

Extension Ring

UPC

050169001875

Wiring System

Conduit

Dimensions

Actual Depth

1.563 in

Cubic Capacity

22.5 cu.in

Depth

1.5 in

Height

4 in

Weight

0.582 lb

Width

4 in

Electrical Ratings

Power Distribution Features

Fire Rated

Certifications And Compliance

Buy America(n) Qualified

  • Buy American Act Compliant (All status valid till December 2025)
  • TAA Compliant (All status valid till December 2025)

Certified Listed

UL Listed

Logistics

Carton Quantity

25

Packaging Type

No Packaging

Pallet Quantity

2400