Lithonia Lighting
Lithonia Lighting

LBR4 Square Series

LBR 4” Square Retrofit | Remodel | New Construction Downlight
    Switchable LumensSwitchable CCTsEnergy Star®Low UGR
  • Overview
  • Specifications
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Size 4 IN
Shape Square
Light Source LED - Static
Dynamic Feature Switchable White
Lumens 500 LM, 750 LM, 1000 LM, 1500 LM, 2000 LM, 2500 LM, 3000 LM, Switchable
CCT / LED Color 2700 K, 3000 K, 3500 K, 4000 K, 5000 K, Variable
CRI 90
Product Type Retrofit Kit
Environmental Listing Wet Location
Regulatory Listing UL
Control Platform nLight AIR G2, nLight Wired, Wireless SensorSwitch AIR
Dimming Protocol 0-10V, DALI, Electronic Low Voltage, Triac
Fixture Wattage 10, 11, 11.2, 11.3, 11.6, 12.8, 13.4, 13.5, 14.2, 14.3, 14.5, 14.8, 14.9, 15.5, 15.8, 16.4, 18, 18.8, 19, 20.2, 20.3, 21, 21.8, 24.1, 25, 25.5, 25.6, 27, 27.1, 28.6, 28.7, 29.5, 31, 31.7, 32, 33.1, 33.2, 34.7, 35.4, 37.5, 37.6, 38.8, 39, 39.1, 40, 40.5, 40.6, 41.5, 43, 44, 46, 46.5, 47.5, 49, 50, 51, 52, 53, 54, 55, 6.8, 8, 8.2, 8.3, 8.53, 9, 9.75, 9.8
Voltage Rating 120, 120-277, 277, 347
Color Black, Clear, White
Mounting Type Recessed
Series LBR4SQ, LBR4SQWW

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  • Suggested Replacement Products

PRODUCT INFORMATION

  • Spec Sheets

    Document Type Document Title Description Updated View
    Spec Sheet LBR4SQ.pdf LBR4 Square Retrofit Series 4/16/2025 View
    Spec Sheet Lithonia-LBR4SQ NCH-Recessed-4in-Square-Downlight.pdf LBR4 Square New Construction 4/16/2025 View
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  • Spectral Data Sheets

  • Guideline Specifications

  • Revit Component Files (Non-Illuminated)

  • Technical Documents (e.g. Instruction Sheets, MSDS, CAD)

    Document Type Document Title Description Updated View
    Dimming Compatibility LBR-LDN-LDN Switchable Dimming Compatibility Dimming Compatibility Cheat Sheet 8/20/2020 View
    Installation Instructions 912-00125_C.1_LBR Installation Instructions.pdf LBR4, LBR4SQ, LBR6, LBR6SQ, LBR8, LBR10, LBR12 and LBR12SQ LED Downlight 2/19/2025 View
    Installation Instructions 912-00158-001_B.1 Smash Plate.pdf LBR4, LBR4SQ, LBR6, LBR6SQ and LBR8 Round and Square Mounting Plate 8/24/2020 View
    Installation Instructions 912-00165-001_WL Gasket.pdf LBR4, LBR4SQ, LBR6, LBR6SQ and LBR8 Round and Square Replacement Wet Location "WL" Gasket Kit 8/24/2020 View
    Installation Instructions 912-00226-LBR _347_ Installation.pdf LBR4, LBR4SQ, LBR6, LBR6SQ and LBR8 Round and Square LED Downlight Supplemental for 347 Volt 8/8/2022 View
    Installation Instructions 912-00579-001 AE2BD INSTALLATION.pdf AE2BD Installation Guidelines 1/24/2025 View

  • Utility Rebate Search

  • Replacement Parts

  • Confidential Documents

  • Marketing Material (e.g. Brochures, Sell Sheets, FAQs)

    Document Type Document Title Description Updated View
    Brochures Commercial Downlighting Product Brochure LBR and LDN Commercial Downlighting Product Portfolio Brochure 1/30/2025 View
    Brochures Commercial Downlighting School Application Guide LBR and LDN in Williams High School Application Guide 10/10/2023 View
    Sell Sheet Commercial Downlight Comparison Chart LBR and LDN Product Families Comparison Chart 1/30/2025 View
    Sell Sheet LBR Retrofit Sell Sheet LBR Retrofit Sell Sheet 1/16/2025 View
    Sell Sheet LL_398514.29_LBR New Construction Sell Sheet_0721.pdf LBR New Construction Sell Sheet 10/11/2023 View

  • Archived Documents

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    How to Buy

    Acuity Brands lighting and controls products are primarily sold through a network of agents and distributors across North America,
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    call us at 1.800.705.SERV (7378).

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Videos

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LBR Series Video

LBR Retrofit Installation Video video thumbnail

LBR Retrofit Installation Video

LBR New Construction Installation Video video thumbnail

LBR New Construction Installation Video

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