Welded 4-inch steel outlet box with 1/2" concrete knockouts and 1.60mm thick construction. This heavy-duty electrical box features combination knockouts for maximum wiring flexibility and is designed for power distribution to multiple electrical devices.

• 4" square box design for multi-directional conductor runs
• 1.60mm thick steel construction for superior durability
• Side knockouts: (6) 1/2" and (6) 1/2" & 3/4"
• Bottom knockouts: (3) 1/2" and (2) 3/4"
• Volatilize oil coating provides 1.5-year protection in cartons

• 5-gang welded construction eliminates need for ganging boxes together
• 3/4" and 1" concentric knockouts for versatile wiring methods
• Accepts both flat and 3/4" raised device covers
• Compatible with low voltage partitions #947 or #949
• Wall load capacity: 6 kg (13 lbs) when supporting fixtures

1. Install bar hangers on ceiling joists or wall studs using screws
2. Remove screw from stud on bar hanger, install in 1/2" knockouts on box bottom
3. Install metallic boxes on wall studs or ceiling joists
4. For wall fixture support, maximum load capacity is 6 kg (13 lbs)

• Wall support brackets prevent boxes from being pushed into wall cavities during drywall installation
• Multi-box mounting brackets support 4", 4-11/16" or 6" square conduit boxes
• Fold-back stabilizers ensure secure electrical box installation
• Multiple heights accommodate various finished floor heights

• Packaging: Skin packing each product/master carton, inner carton/master carton
• Each piece individually plastic packaged
• Lead Time: 20-30 days
• Port: Shanghai/Ningbo