Abb 72151 1/2 3/4 E Steel Square Electrical Box 29.5 Cu in

Product Description

The ABB INSTALLATION PRODUCTS 72151 1/2 3/4 e is a pre-galvanized steel square electrical box designed for conduit installations in residential and commercial wiring applications. It measures 4-11/16 inches square by 1-1/2 inches deep and provides 29.5 cubic inches of interior volume. The box features 1/2 inch and 3/4 inch eccentric knockouts and is built with welded construction for structural integrity. It is suitable for use without a bonding jumper in circuits rated above or below 250 volts, making it compliant with a broad range of electrical system configurations. Electricians and electrical contractors are the primary installers of this device.

This square box is used in branch circuit wiring where conduit systems require a junction, pull, or device box. The 4-11/16 inch face accommodates standard square cover plates and mud rings for device mounting. The 29.5 cubic inch capacity supports multiple conductors and devices in compliance with NEC box fill calculations. It is well suited for both new construction and renovation work in residential and light commercial electrical systems where conduit wiring methods are required.

Key Features

• Pre-galvanized steel construction provides corrosion resistance in typical indoor installations
• Welded construction delivers a rigid, durable enclosure
• 29.5 cubic inch capacity supports NEC-compliant conductor fill for branch circuits
• 1/2 inch and 3/4 inch eccentric knockouts accommodate common conduit sizes
• Suitable for use without a bonding jumper in circuits above or below 250 volts
• Designed for use with conduit wiring methods

Compatibility

Designed as an OEM-style replacement and standard-fit square electrical box compatible with conduit systems requiring a 4-11/16 inch square box with 1/2 inch and 3/4 inch eccentric knockouts.

Installation Notes

Installation should be performed by a licensed electrician in accordance with the National Electrical Code (NEC) and applicable local codes. De-energize all circuits at the panel before beginning any work on the box or connected wiring. Secure conduit connections firmly at each knockout entry and verify box fill does not exceed 29.5 cubic inches per NEC fill calculation requirements. Do not use this box in wet or outdoor locations unless a suitable weatherproof cover rated for that environment is installed.

Technical Specifications

• Box Shape: Square
• Dimensions: 4-11/16 inches x 4-11/16 inches x 1-1/2 inches deep
• Interior Volume: 29.5 cubic inches
• Knockout Sizes: 1/2 inch and 3/4 inch eccentric
• Material: Pre-galvanized steel
• Construction: Welded
• Voltage Rating: Suitable for circuits above or below 250 volts
• Wiring Method: For use with conduit

Standard Information

• Brand: ABB INSTALLATION PRODUCTS
• Manufacturer Part Number: 72151 1/2 3/4 e