Use this fixture in a lighting design

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.

Open in CircadianLab
Lithonia Lighting(Acuity Brands)•Area/Flood

Lithonia Lighting ROUND AREA LIGHT, R4 DISTRIBUTION, FLAT LENS.

KVR2 400S SR4WFL

Lumens
36,024lm
Peak Candela
20,895cd

Polar Plot (2D)

Loading photometric data…

Goniometer (3D)

Loading photometric data…

Beam Analysis

Loading photometric data…

Photometric Specifications

Total Luminous Flux36,024 lm
Peak Intensity20,895 cd
Symmetrybilateral
Lamp / SourceONE 400-WATT CLEAR ET-18 HIGH PRESSURE SODIUM, HORIZONTAL POSITION.
CatalogKVR2 400S SR4WFL
Open in CircadianLabDownload from SourceIES file via ieslibrary.com

About this Photometric File

This page presents the IES photometric distribution for the ROUND AREA LIGHT, R4 DISTRIBUTION, FLAT LENS. from Lithonia Lighting, a Acuity Brands brand.

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 ROUND AREA LIGHT, R4 DISTRIBUTION, FLAT LENS. 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.

← Browse the full IES fixture library in CircadianLab