Replacement 1 Lamp Fluorescent Emergency Battery-Backup - 500lm Power Failure Mode
The Keystone KT-EMRG-500/B is a top quality emergency light ballast which will allow your fluorescent lights both normal and emergency operation. When the power goes out this ballast will allow 1 Lamp: 2"-4", Single & Bi-Pin, T8 & T12 to continue operating for 90 minutes. It comes with a test switch, charge indicator kit and a two year warranty making sure you won't be left in the dark any time soon. It will operate with magnetic or electronic ballasts and operates a variety of T8-T12 linear fluorescent bulbs.The job of a replacement battery back-up ballast is to store enough energy to keep the light powered for a short amount of time.
*This product typically ships in 2 to 3 business days. Larger quantities may take longer than stated lead-time. All lead-times are estimates and you will be notified by email if it will take longer than 4 business days to ship. This item ships directly from the factory.