Arlington Industries FSR404 4x4 Box

For Power Or Low Voltage


What's special about these retrofit junction boxes?

  • Allows you to install electrical or low voltage connections in any retrofit application for greater versatility.
  • Equipped with 1/2" and 3/4" knockouts, so you can easily attach conduit of the same size.
  • Spring clips on the  box hold it against drywall to ensure a secure fit.
  • Available in steel or nonmetallic materials to meet building codes for low voltage and electrical installations.
  • Click for More Features

Arlington Industries FSR404 4x4 boxes provide great versatility, and allow for use on both electrical and low voltage installations. This allows you to purchase just one box to do it all! The sturdy steel or nonmetallic boxes are available in 2 colors to suit your application, meet code, or match your décor.

Part # IMG 2 Gang Material Color Weight Price
AI-FSR404 Arlington Industries FSR404 4x4 Box 4" H x 4" W Non-Metallic Black, Red 0.38 lb
Quick Ship
AI-FSR404S Arlington Industries FSR404 4x4 Box 4" H x 4" W Steel Red, Steel 1.30 lbs
  • Screw holes for 2-gang devices are available to ease installation of a dual-gang wall plate or device.
  • Can be adjusted for use on walls greater than 1-1/4" deep using bracket.
  • Available in red, black, or natural steel color for color coding or to match your décor.
  • Ideal for installations of:

  • Fire alarms
  • Signaling devices
  • Electrical outlets
  • Telecom/Datacom modules

    AI-FSR404 Plastic 4" 4" 2.5" 0.38 lb 1/2", 3/4" 4" W x 3 3/4" H
    AI-FSR404S Steel 4" 4" 2.5" 1.31 lbs 1/2", 3/4" 4" W x 3 3/4" H
    Related Articles


    How-To Corner


    Request A Quote

    Did you know that we can give you a quote for most of our products, including shipping?

    You can also call us toll free 1-833-3CABLEORG (1-833-322-2536)

    Questions & Answers

    Do you have any questions about this product?
    Let our experts and customers resolve all your doubts