Front view of the 777-LRB 1-gang steel rework electrical box with knockouts and mounting ears
Side view of the 777-LRB steel electrical box showing wall clamps and compact depth
Back view of the 777-LRB rework box featuring knockouts and pre-installed green ground screw
Front view of the 777-LRB 1-gang steel rework electrical box with knockouts and mounting ears
Side view of the 777-LRB steel electrical box showing wall clamps and compact depth
Back view of the 777-LRB rework box featuring knockouts and pre-installed green ground screw

777-LRB - STEEL DEVICE BOX | 1-GANG | REWORK | WITH KNOCKOUTS | 11 CU.IN.

SKU: ED-NGB-777-LRB

The ED-NGB-777-LRB is a 1-Gang steel electrical box designed for rework (old work) installations. It features pivoting mounting ears that secure directly to existing drywall or finished walls. This box includes a pre-installed Loomex clamp, one bottom knockout, and four side pryouts for flexible wire entry. With a compact 11 cubic inch volume, it supports standard electrical devices in retrofit applications. Non-gangable and compatible with wall thicknesses up to 1-1/8 inch.



Performance Data

Voltage Classification: Regular (120V) Regular (120V)

Ordering Info

Warranty: 1 Year(s) 1 Year(s)

Size: 3” x 2” 3” x 2”

Certifications: cETL cETL

Ordering Code: ED-NGB-777-LRB ED-NGB-777-LRB

Gangable: No No

Series: Non-Gangable Device Boxes Non-Gangable Device Boxes

Physical Data

Number of gangs: 1 Gang(s) 1 Gang(s)

Metal Thickness: 0.047 in 1.2 mm

Volume: 11 cu. in. 11 cu. in / 180.2 ml

Number of knockouts/Inlets: 4 4

Width: 2 in 5.08 cm

Depth: 2-1/4 in 5.72 cm

Height: 3 in 7.62 cm

Body material: Galvanized Steel Galvanized Steel

Clamp type: Non Metallic Sheated Clamp (NMD90) Non Metallic Sheated Clamp (NMD90)