Signify offers the most complete stock offering in the industry. And, our Stock Ready Portfolio makes it easy to find just what you need quickly and reliably. Keep your shelves full with our Quick Ship 2-day promise on Stock Ready Luminaires and Lamps. We provide conventional and LED lamps, ballasts, drivers, retrofit kits, and indoor and outdoor stock luminaires. Save time and improve efficiencies by consolidating your stock purchases with Signify.