• Available Formats
    • Options
    • Availability
    • Priced From ( in USD )
    • Secure PDF

      Secure PDF Files

      Secure PDF files include digital rights management (DRM) software. DRM is included at the request of the publisher, as it helps them protect their copyright by restricting file sharing. In order to read a Secure PDF, you will need to install the FileOpen Plug-In on your computer. The FileOpen Plug-In works with Adobe Reader and other viewers. Visit FileOpen to see the full list.

        What you can do with a Secure PDF:
      • Print
      • Search
      • Highlight
      • Bookmark
      Please note that some publishers - including IADC and NRC - do not allow printing of their documents.

    • 👥
    • Immediate download
    • $80.00
    • Add to Cart
    • Printed Edition
    • Ships in 1-2 business days
    • $80.00
    • Add to Cart
    • Printed Edition + PDF
    • Immediate download
    • $108.00
    • Add to Cart

Customers Who Bought This Also Bought


About This Item


Full Description

NEMA LE 4-2012 contains definitions, dimensions, and tolerances for recessed luminaires designed to use fluorescent, high-intensity discharge, and incandescent light sources. Drawing that show examples of fluorescent lamps also apply to high-intensity discharge, compact fluorescent, incandescent, and other lamp sources. This standard does not apply to hard metric dimensioned products; soft metric dimensions or direct metric conversions, however; may be applied throughout this standard as one inch equals 25.4 millimeters.

Document History

  1. NEMA LE 4-2012


    Recessed Luminaires - Ceiling Compatibility

    • Most Recent
  2. NEMA LE 4-2006

    Recessed Luminaires - Ceiling Compatibility

    • Historical Version