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Open in CircadianLab to place this fixture in a room and calculate melanopic lux (EML), illuminance, UGR glare, and WELL v2 compliance — with radiosity simulation and real IES photometry. Free, no signup.

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Lithonia Lighting(Acuity Brands)•High Bay•2 variants

Lithonia Lighting FLUORESCENT HIGHBAY, TWO LAMP, 54-WATT T5HO, WIDE DISTRIBUTION,

MS5HBST 2 54T5HO SBL WD

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Lumens
4,400lm
Peak Candela
2,891cd
Power
54W
Beam Angle
100°

Polar Plot (2D)

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Goniometer (3D)

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Beam Analysis

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Photometric Specifications

Total Luminous Flux4,400 lm
Peak Intensity2,891 cd
Input Power54 W
Beam Angle (50% peak)100°
Symmetryquarter
Lamp / SourceTWO 54 WATT T5 HI OUTPUT LINEAR FLS RATED 4400 LMS/LAMP (25 DEG.
CatalogMS5HBST 2 54T5HO SBL WD
Open in CircadianLabDownload from SourceIES file via ieslibrary.com

About this Photometric File

This page presents the IES photometric distribution for the FLUORESCENT HIGHBAY, TWO LAMP, 54-WATT T5HO, WIDE DISTRIBUTION, from Lithonia Lighting, a Acuity Brands brand. This product line is published as 2 variants — typically different CCT and CRI combinations of the same luminaire optic. Use the variant selector above to switch between them.

You can use this fixture in CircadianLab to design lighting layouts and calculate melanopic equivalent lux (EML), illuminance in lux or foot-candles, and UGR glare ratings — all in your browser, free, with no signup required.

Note on photometric plots: All plots on this page treat the luminaire as a point source emitting from its photometric center, which is the standard convention for IES LM-63 data.

Disclaimer: Innerscene does not manufacture, sell, or distribute the FLUORESCENT HIGHBAY, TWO LAMP, 54-WATT T5HO, WIDE DISTRIBUTION, or any other Lithonia Lighting products. This page is provided for informational and lighting-design purposes only, using publicly available photometric data. For product inquiries, pricing, or availability, please contact Lithonia Lighting (Acuity Brands) directly.

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