Extension Rings

Extension Rings - Electrical Box Extension The Steel City Extension Rings are designed for use with conduit in electrical installations, providing additional cubic capacity and depth for wiring and device mounting. These welded, pre-galvanized steel extension rings are suitable for electrical distributors and switchgear suppliers requiring durable and reliable conduit accessories. With a square shape and multiple knockouts, they support flexible wiring configurations in lighting solutions and wire and cable applications. Specifications Application: For use with Conduit Material: Steel Color: Silver Construction: Welded Dimensions: 4-11/16 Inches Length x 4-11/16 Inches Width x 1-1/2 Inches Depth Cubic Capacity: 29.5 Cubic Inches Knockouts: 10 Number of Outlet: 1 Standard: UL E2969 Manufacturer: Steel City Manufacturer Part #: 73151 1/2 3/4 Box Quantity: 20 Product Weight: 12.6 lbs Features Pre-galvanized steel for corrosion resistance Welded construction ensures structural integrity Multiple 1/2 inch and 3/4 inch knockouts for flexible conduit entry Square shape compatible with standard 4-11/16 inch electrical boxes Provides additional wiring space with 29.5 cubic inch capacity Downloads & Links Spec Sheet Technical Drawing / Spec Sheet US