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Drop Ceiling Lay-In and Parabolic Fixtures

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  • 2x4 5L Volumetric Selectable Troffer
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    2x4 5L Volumetric Selectable Troffer

    ILP-VST24-5L-U
    $98.45
    This Industrial Lighting Products Volumetric Selectable Troffer is a highly versatile and efficient lighting solution designed for shallow plenum applications. Its sleek 2.1” depth combined with a matte white post paint finish ensures uniform indirect...
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    $98.45
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  • 2x2 2L Volumetric Selectable Troffer
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    2x2 Volumetric Selectable Troffer, 2L, Lumen Selectable, CCT Selectable

    ILP-VST22-2L/3L/4L-U-CCTS
    $67.65
    2x2 Volumetric Selectable Troffer with selectable color temperature (3500K, 4000K, 5000K) and adjustable lumen output (2614-3627 lumens). Ideal for shallow plenum applications. Key Features and Benefits Highly Versatile Volumetric Selectable Troffer 2...
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    $67.65
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  • 1x4 Volumetric Selectable Troffer 4L
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    1x4 Volumetric Selectable Troffer 4L

    ILP-VST14-4L-U
    $83.05
    The Industrial Lighting Products Volumetric Selectable Troffer is a highly versatile lighting solution with a shallow depth design, perfect for environments with limited plenum space. Its post-paint finish ensures uniform indirect illumination,...
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    $83.05
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  • 1x4 Volumetric Selectable Troffer 3L
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    1x4 Volumetric Selectable Troffer 3L

    ILP-VST14-3L-U
    $83.05
    The Industrial Lighting Products VST Series 2'x4' Volumetric Selectable Troffer represents a highly versatile and efficient lighting solution designed for shallow plenum applications. Its sleek matte white finish provides uniform indirect illumination,...
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    $83.05
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  • 1x4 2L Volumetric Selectable Troffer
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    1x4 2L Volumetric Selectable Troffer

    ILP-VST14-2L-U
    $83.05
    The Industrial Lighting Products' VST14-2L-U-35 represents a highly versatile and efficient lighting solution for a variety of indoor applications. With its shallow depth design optimized for low plenum spaces and multiple mounting options, this 1'x4'...
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    $83.05
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  • 1x4 Volumetric Selectable Troffer
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    1x4 Volumetric Selectable Troffer

    ILP-VST14-2L/3L/4L-U-CCTS
    $83.05
    The Industrial Lighting Products' VST Series 1'x4' Volumetric Selectable Troffer is a highly versatile and efficient solution for a range of lighting applications. Its shallow plenum design is perfect for settings with limited space, while offering a...
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    $83.05
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  • VPAN24-44L-U-35 LED Back-Lit Flat Panel
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    2x4 LED Back-Lit Flat Panel

    ILP-VPAN24-44L-U-CCTS
    $75.35
    The VPAN24-44L-U LED Back-Lit Flat Panel is part of ILP's innovative VPAN series, designed to deliver superior illumination and energy efficiency. This 2x4 fixture is perfect for creating a modern and bright environment in commercial offices,...
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    $75.35
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  • Industrial Lighting Products, Volumetric Troffer, 2'x4' 10400 Lumens 4000K CCT
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    Volumetric Troffer, 2'x4', 10400 Lumens, 4000K CCT

    ILP-VOLA24-104L-U-40
    $192.30
    Introducing the Volumetric Troffer series, a versatile lighting solution designed to fit seamlessly into various settings. With selectable color temperature and adjustable lumen outputs, this troffer is ideal for both new constructions and retrofit...
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    $192.30
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  • Industrial Lighting Products, Volumetric Troffer, 2'x2' 7600 Lumens 4000K CCT
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    Industrial Lighting Products, Volumetric Troffer, 2'x2' 7600 Lumens 4000K CCT

    ILP-VOLA22-76L-U-40
    $158.45
    The Industrial Lighting Products Volumetric Troffer is an architecturally designed LED fixture that provides a modern and efficient lighting solution. Suitable for various settings including education, healthcare, offices, and conference rooms, this...
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    $158.45
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  • Industrial Lighting Products, Volumetric Troffer, 61L 4000K CCT
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    Industrial Lighting Products, Volumetric Troffer, 61L 4000K CCT

    ILP-VOLA22-61L-U-40
    $133.80
    The Industrial Lighting Products Volumetric Troffer represents a blend of modern design and lighting efficiency, offering a premium solution for lighting up educational facilities, healthcare settings, offices, hallways, multipurpose rooms, and...
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    $133.80
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  • Industrial Lighting Products, Volumetric Troffer, VOLA22-50L-U-40
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    Industrial Lighting Products, Volumetric Troffer, VOLA22-50L-U-40

    ILP-VOLA22-50L-U-40
    $132.30
    The Industrial Lighting Products Volumetric Troffer series, specifically the VOLA22-50L-U-40, is a high-performance lighting solution designed for a variety of settings. This architecturally designed luminaire offers a sleek, lightweight aluminum body...
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    $132.30
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  • Industrial Lighting Products, Volumetric Troffer, 2x2, 4500 Lumens, 4000K CCT, 80 CRI
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    Industrial Lighting Products, Volumetric Troffer, 2x2, 4500 Lumens, 4000K CCT, 80 CRI

    ILP-VOLA22-45L-U-40
    $129.20
    This Industrial Lighting Products Volumetric Troffer represents a blend of modern design and efficient lighting. It's perfect for a variety of settings, delivering a uniform and comfortable light. Key Features and Benefits Delivers 4500 lumens of...
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    $129.20
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  • Industrial Lighting Products, Volumetric Troffer, 34L, 4000K CCT, U Series
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    Industrial Lighting Products, Volumetric Troffer, 34L, 4000K CCT, U Series

    ILP-VOLA22-34L-U-40
    $120.00
    This Volumetric Troffer from Industrial Lighting Products (ILP) is a high-performance lighting solution designed for a variety of settings. As part of ILP's U Series, it is known for its architectural design and efficient lighting distribution. Key...
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    $120.00
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  • Industrial Lighting Products, Volumetric Troffer VOLA Series, 31L, 4000K CCT, White Finish
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    Industrial Lighting Products, Volumetric Troffer VOLA Series, 31L, 4000K, White Finish

    ILP-VOLA22-31L-U-40
    $118.45
    The Industrial Lighting Products Volumetric Troffer VOLA Series is a leading solution for efficient and versatile lighting. Featuring a sleek, architecturally designed body, this troffer provides high-quality illumination for a variety of settings. Key...
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    $118.45
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  • Industrial Lighting Products, VOLA Series, Volumetric Troffer 2'x2', 4000K CCT
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    Industrial Lighting Products, VOLA Series, Volumetric Troffer 2'x2', 4000K CCT

    ILP-VOLA22-24L-U-40
    $116.90
    This Industrial Lighting Products VOLA series volumetric troffer is a high-quality lighting solution designed for a variety of indoor applications. As a part of the VOLA lineup, it represents a blend of architectural design and practical functionality...
    Qty in Cart: 0
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    $116.90
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  • Volumetric Troffer, 86L, 4000K, U-Dimming
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    2x4 Volumetric Troffer, 86L, 4000K, U-Dimming

    ILP-VOLA24-86L-U-40
    $190.75
    The Industrial Lighting Products Volumetric Troffer represents a blend of modern design and exceptional lighting performance. Ideal for a variety of settings, this troffer offers a sleek, architectural look while providing high-efficacy, long-lasting...
    Qty in Cart: 0
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    $190.75
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  • Volumetric Troffer, 1'x4', 6200 Lumens, 4000K
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    Volumetric Troffer, 1'x4', 6200 Lumens, 4000K

    ILP-VOLA14-62L-U-40
    $158.45
    Introducing the Volumetric Troffer Series from Industrial Lighting Products, an architecturally designed lighting solution ideal for various settings. Key Features and Benefits Architecturally designed volumetric troffer Lightweight aluminum matte...
    Qty in Cart: 0
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    $158.45
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  • Volumetric Troffer, 1'x4', 5200 Lumens, 120-277V, 4000K
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    Volumetric Troffer, 1'x4', 5200 Lumens, 120-277V, 4000K

    ILP-VOLA14-52L-U-40
    $156.90
    The Industrial Lighting Products Volumetric Troffer series is designed for architectural applications, offering high efficacy and multiple control options. This 1'x4' troffer delivers up to 5032 lumens at 40W with a color temperature of 4000K. Key...
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    $156.90
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  • Volumetric Troffer, 1'x4', 4600 Lumens, 4000K
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    Volumetric Troffer, 1'x4', 4600 Lumens, 4000K

    ILP-VOLA14-46L-U-40
    $141.50
    1'x4' Volumetric Troffer with adjustable color temperature of 4000K and 4600 lumen output, perfect for various lighting applications. Key Features and Benefits Architecturally designed volumetric troffer Lightweight aluminum matte white finish...
    Qty in Cart: 0
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    $141.50
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  • 43L Volumetric Troffer LED Light
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    2x4 Volumetric Troffer LED Light 43L

    ILP-VOLA24-43L-U-40
    $152.30
    This Industrial Lighting Products Volumetric Troffer is a high-performance lighting solution designed for a variety of settings. As part of the VOLA series, it offers a sleek design and efficient light distribution, making it a significant fixture in...
    Qty in Cart: 0
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    $152.30
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Frequently Asked Questions

Frequently Asked Questions

Lay-in troffers have a flat lens or diffuser for even light distribution, while parabolic fixtures use louvers to reduce glare and direct light downward.

Yes. Most LED lay-in panels fit standard ceiling grid openings, making them a quick and cost-effective retrofit for fluorescent troffers.

Yes. The louver design in parabolic fixtures minimizes direct glare, which can help improve comfort for people working at computers.

Common sizes include 2x4, 2x2, and 1x4 to match standard T-grid ceiling layouts.

Many LED lay-in and parabolic fixtures include 0-10V dimming drivers, allowing light levels to be adjusted for different tasks.

They are common in offices, classrooms, healthcare facilities, retail spaces, and other commercial interiors.

Many LED models are DLC-listed, which can help qualify for energy efficiency rebates in certain regions.

Yes. They are compatible with both new grid ceiling installations and as replacements for existing fluorescent fixtures.

Drop ceiling lay-in troffers and parabolic fixtures are the dominant fixture type in commercial office, education, healthcare, and retail interiors fitted with suspended acoustical tile ceilings. These fixtures drop directly into the ceiling grid without additional mounting hardware, making them the fastest and most cost-effective option for both new construction and direct fixture replacement projects.

LED panel lights and lay-in troffers provide uniform, diffuse illumination from flat lens surfaces and are the current standard for office and education installations. Parabolic fixtures use an array of small-cell or large-cell louvers to control glare and direct light precisely to the work plane, making them the preferred choice for computer-intensive environments and spaces with high display screen use.

Standard grid sizes are 2x4, 2x2, and 1x4. Selecting the right lumen output requires considering ceiling height, room size, and target illuminance level. Most LED lay-in fixtures are dimmable and compatible with 0-10V control systems.

Browse subcategories for specific types: LED Panel Lights and Lay-In Troffers and Parabolic Light Fixtures. To retrofit existing troffer housings, see Parabolic and Troffer Retrofit Kits.