WIREMOLD / OPEN SPACE OMNIBOX™ SERIES FLOOR BOXES Omnibox Series Cast Iron Floor Boxes Technical Specifications CAT. NO. 880CS1-1 880CS2-1 880CS3-1 CONDUIT OPENINGS (4)-1 " (25mm) (6)-1 " (25mm) (8)-1 " (25mm) COMPARTMENT CAPACITY 48 cu. in. (787ml3 ) 94 cu. in. 45 cu. in. 49 cu. in. 160 cu. in. 53 cu. in. 54 cu. in. 53 cu. in. (1541ml3 (738ml3 (803ml3 ) ) ) (2622ml3 (869ml3 (885ml3 (869m l3 ) ) ) ) Omnibox Series Cast Iron Floor Boxes Ordering Information 880CS1-1 One-Gang Cast-Iron Floor Box Fully adjustable. 4 3/8 " (111mm) Side 5 3/16 " (132mm) Front 1 " Conduit Thread 3 7/16 " (87mm) 1 " Conduit Thread Top Knockouts: Back 1 " Conduit Thread Side 1 " Conduit Thread ADJUSTMENT BEFORE POUR 1 3/4 " (44mm) 1 3/4 " (44mm) 1 3/4 " (44mm) ADJUSTMENT AFTER POUR 1/2 " (12.7mm) 1/2 " (12.7mm) 1/2 " (12.7mm) 880CS2-1 Two-Gang Cast-Iron Floor Box Fully adjustable. 5 3/16 " (132mm) Knockouts: Back 1 " Conduit Thread Side 8 1/2 " (216mm) 3 7/16 " (87mm) 1 " Conduit Thread Front 1 " Conduit Thread 1 " Conduit Thread 1 " Conduit Thread Top 1 " Conduit Thread Side 880CS3-1 Three-Gang Cast-Iron Floor Box 5 3/16 " (132mm) Fully adjustable. Knockouts: Back 1 " Conduit Thread Side 12 1/2 " (318mm) 3 7/16 " (87mm) 1 " Conduit Thread 1 " Conduit Thread Front Top Side 1 " Conduit Thread 80 WWW.LEGRAND.US/WIREMOLD FLOOR BOXEShttp://WWW.LEGRAND.US/WIREMOLD