Steel City 53151-1/2-3/4 Steel 4 In Square Box Extension Ring; 1/2 and 3/4 In Knockouts

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  • Thomas & Betts (T&B) 53151-1/2-3/4 Steel City 53151-1/2-3/4 Steel 4 In Square Box Extension Ring; 1/2 and 3/4 In Knockouts
Manufacturer: Thomas & Betts (T&B)
Catalog#: 53151-1/2-3/4
Crescent Part#: 160886
UPC: 785991167801
Your Price:

Product Details

UL listed

Used when you need to add extra wire capacity, allowing additional circuits

Mounts directly on top of the square box

Protected from rust and corrosion by zinc-galvanizing

21 cubic inches

1 1/2 inch depth

12 Knockout Locations: (4) 1/2 in Conduit Sides, (2) 3/4 in Conduit Sides, (4) 1/2 in Conduit Ends, (2) 3/4 in Conduit Ends

Product Details:

This extension is used when you need to add wire capacity and mounts directly on top of the square box so additional circuits can be ran. Steel City is the industries leading product line of metallic switch and outlet boxes used in electrical construction. Since 1904, its products have represented the highest quality standards in manufacturing and innovative design, with one of the most complete offerings available.

Product Specification

Product Details
Manufacturer Thomas & Betts (T&B)
Catalog# 53151-1/2-3/4
Product Dimensions & Details
Shipping Information
Ships Ground. Eligible for expedited shipping Yes
Other Information
Knockouts Yes
Knockout Size (4) 1/2 in Conduit Sides, (2) 3/4 in Conduit Sides, (4) 1/2 in Conduit Ends, (2) 3/4 in Conduit Ends
Material Steel
Country of Origin US
Depth 1 1/2
Cubic Capacity 21
Construction Drawn
Competitor Part No. STL531511234
Catalog Description 4 inch Pre-galvanized steel square box extension ring, 1-1/2 inch deep, 21 cuin. Drawn construction with 1/2 inch & 3/4 inch knockouts.
Cable Entry Knockouts
Case Quantity 1, 50
Catalog Number 53151-1/2-3/4
Select Code BOXES/FITTINGS
Number of Knockouts 12
Size 4 In
Alternate Part Number 531511234
Invoice Description English 4"SQ EXT RING,STL,21CU,1/2&3/4-KO
In Stock Yes
GTIN 00785991167801
Standard E 2969
Type Box Extensions

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Thomas & Betts (T&B)