1-1/2" DEEP, 4" SQUARE (4S) EXTENSION RING WELDED WITH 1/2" & 3/4" KO

1-1/2" Deep, 4" Square (4S) Extension Ring Welded with 1/2" & 3/4" KO - Electrical Extension Ring This 1-1/2" deep 4" square extension ring is designed for use in electrical wiring installations, providing additional depth for wiring and device mounting. Manufactured by Orbit Industries, it is suitable for electrical distributors, lighting solutions providers, and switchgear suppliers requiring durable and reliable wire and cable management components. The welded construction ensures structural integrity, and the inclusion of 1/2" and 3/4" knockouts facilitates versatile conduit entry options. Specifications Product Name: 1-1/2" Deep, 4" Square (4S) Extension Ring Welded with 1/2" & 3/4" KO Manufacturer: Orbit Industries Manufacturer Part Number: 4SB-50/75-EXT Product Weight: 25.78 lbs UPC: 835243011151 Features Welded construction for enhanced durability 1-1/2" depth for increased wiring space 4" square dimension compatible with standard 4S boxes Includes 1/2" and 3/4" knockouts for flexible conduit connections Downloads & Links Spec Sheet Spec Sheet