Southwire 54151-1/2-UPC Old Work 4x4 Octagon Box

Product Description

The SOUTHWIRE 54151-1/2-UPC is a steel old-work octagon box designed for installing ceiling and wall lighting fixtures, fans, and convenience outlets in residential and light commercial applications. Built from durable steel with a combo-head fixture mount, it ships with cover mounting screws ready for use. At 0.502 pounds, the box is lightweight enough for single-tech installs while delivering the structural integrity needed to support standard fixture loads. Licensed electricians reach for this box when adding or replacing electrical boxes in existing finished walls and ceilings without disturbing surrounding drywall.

This old-work octagon box is suited for retrofit and remodel electrical work where walls and ceilings are already closed in. Typical applications include replacing damaged boxes, adding new fixture locations during renovation, and supporting ceiling fan or light fixture installations in finished residential spaces. It is sold individually and is appropriate for both single-family and multi-unit residential retrofit scenarios.

Key Features

• Steel construction provides durable, long-lasting support for lighting fixtures and fans
• Old-work design installs into existing finished ceilings and walls without major demolition
• Combo-head fixture mount accommodates a range of fixture hardware
• Includes cover mounting screws for complete out-of-box installation readiness
• Compatible with ceiling and wall lighting fixtures, fans, and convenience outlets
• Lightweight at 0.502 pounds for easy single-technician handling

Compatibility

Designed as an OEM-style old-work replacement octagon box suitable for standard 4-inch octagon box applications in residential ceiling and wall electrical installations.

Installation Notes

Installation should be performed by a licensed electrician in accordance with the National Electrical Code (NEC) and all applicable local codes. De-energize the circuit at the breaker panel and verify zero voltage with a meter before beginning work. Old-work boxes require careful sizing of the wall or ceiling cutout to achieve a secure fit against the existing surface. Do not exceed the fixture weight rating marked on the box.

Technical Specifications

• Material: Steel
• Box Type: Old Work Octagon
• Box Size: 4 inches x 4 inches
• Weight: 0.502 pounds
• Unit of Measure: Each

Standard Information

• Brand: SOUTHWIRE
• Manufacturer Part Number: 54151-1/2-UPC