Exide Emergency Lighting Batteries alternatives. Apex Battery offers a complete line of compatible alternatives to Exide Emergency Lighting Batteries. We also offer compatible replacements for most other Emergency Lighting Batteries. All of our products come with a 12 month warranty and a 30-Day Money-Back guarantee*. These compatible alternatives to the Exide products are manufactured 100% brand new by a manufacturer that is not endorsed or associated with Exide Technologies and are guaranteed by Apex Battery to work with your electronics. </strong> This is a not an original OEM battery, but a substitute that is designed to meet or exceed the original battery's specifications.