Nora 4 Inch Iolite LED Square Reflector With Square Aperture 10 Degree Optic 850Lm 12W 4000K Bronze Reflector Bronze Flange (NIO-4SNDSQ40QBZ) backorder1020 and are perfectly compatible with

and are perfectly compatible with a wide variety of bulbs including LED

Federal Signal Commander Double Strobe Light Hazardous Location UL And cUL CID2 12-24VDC Red (371DST-012-024R)

or Led equivalents

Standard-BL Exit Sign Double Face Red Letters Aluminum Housing Aluminum Face Panel Battery Backup (KXTEU2RAAEMSDT-TP)

Maxlite 105564 Control Node Rectangular Microwave Motion Sensor /Photocell Translucent (CN-RTMST)

Nora 4 Inch Iolite LED Square Reflector With Square Aperture 10 Degree Optic 850Lm 12W 4000K Bronze Reflector Bronze Flange (NIO-4SNDSQ40QBZ) backorder1020 and are perfectly compatible withNora 4 Inch Iolite LED Square Reflector With Square Aperture 10 Degree Optic 850Lm 12W 4000K Bronze Reflector Bronze Flange (NIO 4SNDSQ40QBZ)