Product Description

Three gang electrical box for use with nonmetallic sheathed cable

Brand: fiberglassBOX™
Catalog #: 3300-SSB

Height: 3-3/4 in.
Width: 5-11/16 in.
Depth: 3 in.
Volume: 46 cu. in.
Type of Installation: New Work
Wall Box
Number of Gangs: 3

Carton Quantity: 20
Carton Weight: 21 lb.

UPC: 085339145219
UNSPSC: 39121308
Country of Origin: United States of America


Machine tapped device holes, offset gauge marks, leveling ribs, rigid hard box construction, no distortion with high temperatures, shatter resistant with low temperatures, Speed "K" Clamps bulk packed


New work residential construction - steel or wood studs 2 HR fire resistive walls


ANSI / UL 514C: File No. E30594


Ul Code Black


Fire Classification

Fire Test of Building Construction Materials
ANSI / UL 263: File No. CEYY.R9379 (Category / File No.)

Note: Products must also be certified to: ANSI / UL 514C


Fire Resistance Classification in Wall Assemblies 2-Hours or less
Shall be separated by a horizontal distance of not less than 3 inches

Note: For more details please refer to the UL fire resistive directory and Allied Moulded’s CEYY.9379 (Outlet boxes and fittings classified for fire resistance)




Fiberglass reinforced polyester BMC


Steel stud screws for use with non-load bearing studs 22 gauge or lighter and an adjustable stabilizer bar

Additional Materials

Carbon steel fasteners

Galvanized steel brackets and plated carbon steel fasteners

Polyvinyl chloride clamps