Emergency Light Battery Replacement: What You Need to Know about

13 Oct, 2022

By hqt

emergency light battery

What does it mean to replace the battery in an emergency light?

An emergency light battery replacement is a rechargeable power source for these lights. Exit signs and emergency lighting are required in sizable housing developments, factories, and commercial structures. In the event of an issue, building inhabitants are kept in the dark. Even though they are virtually always visible, many facility managers frequently miss when lights fail. Building maintenance is crucial to maintaining emergency or exit lights so they are prepared for the worst-case circumstances. Keeping the backup battery packs safe is an integral part of that job.

How to check the emergency light batteries?

  • The batteries can be maintained successfully, and the illumination of evacuation areas is maintained by routine testing of the lights. A monthly inspection is required for each emergency lighting system.
  • The test should be conducted for a sufficient time to ensure that the luminaire operates effectively while limiting any damage to the system's components, including the lights and batteries.
  • It's essential to make sure your batteries are in good condition. A building must have enough lighting so people can leave and see firefighting equipment, claims the statement. On the casing of every emergency light is a test button.
  • Press and hold this button for around 30 seconds while ensuring your lights don't go off or dim. If your light does fade or some of the bulbs aren't working correctly, you should hire a technician to fix it as soon as possible. The battery needs to be changed every four years, although occasionally, they don't.

What conditions might cause a battery in an emergency light to last less time than it should?

An emergency light's battery typically lasts three to four years. The following factors might cause premature battery failure:

  • Extremely hot weather outside
  • Storing the emergency luminaires for a long time after purchase and before installation.
  • It requires temperatures below 0°C to store emergency batteries in a discharged condition for an extended period, such as when making LiFePO4 batteries.
  • Installing emergency lights instead of separate batteries or emergency lighting systems results in further financial savings and aesthetic benefits.
emergency light battery replacement

The value of replacing the emergency light battery:

Replacement of the emergency light battery is essential since emergency lights need batteries to operate. Over time, batteries lose their ability to hold a charge and must be replaced. It's important to know when to change the batteries in emergency light battery replacement. When you need it most, your emergency light cannot work if the battery isn't changed. Depending on the battery type, how often the light is used, and other factors, the batteries could need to be changed every two to three years. If the light is used often or is exposed to bad weather, the batteries might need to be changed more frequently. Your emergency light could not function because the battery is dead, so you should get a new one.

How well do lights function in an emergency?

Emergency lighting must provide sufficient illumination along the escape path in the event of a mains power failure so that building occupants may do so safely. It lights up the area during an emergency so people may escape a building or particular area. Most construction rules include it as a necessary step in ensuring the safety of human life. Emergency lighting is crucial for several reasons. They aid in making it safe for people to evacuate a building in an emergency and give first responders guidance.

Why is it possible to replace the batteries in emergency lighting?

The emergency lighting batteries are crucial because they keep the lights on during a power outage, enabling employees and clients to find fire exits and evacuate the building safely. They also make sure that equipment is labeled, such as fire extinguishers, so that the trained staff members have access to the equipment needed to put out a fire and prevent it from spreading.

  • Batteries power the emergency lights and exit signs. These rechargeable batteries continually maintain the readiness and performance of the emergency light. The electronics of the emergency light charge the battery and keeps it charged.
  • Before changing a rechargeable battery for emergency illumination, you should check the manufacturer's instructions because it could or might not be feasible.
  • Depending on your emergency light battery replacement type, remove the battery compartment lid, the lens, or the exit faceplate. Next, remove the old battery and swap it out for a new one compatible with the emergency lighting model.
  • Batteries made of sealed lead acid must always be maintained upright when being removed and replaced. Even though the battery is still in good condition, you are obligated by law to replace the emergency light battery pack every four years.
  • The maintenance person or the electrician could believe that changing your batteries is their responsibility. But it's really relatively simple, as you can see. It doesn't need to be installed by a certified electrician, and no knowledge of wiring or electricity is necessary.


It is essential to routinely check the emergency light batteries. Some batteries may need to be replaced sooner, even though the majority have a life expectancy of three to five years. If you notice that your emergency lights are not lasting as long or working as well as they used to, it is probably time to change the battery. It is advantageous in comparison to conventional batteries. Once it's made accessible, anyone can utilize it. Extended longevity and excellent power density are features of JIEYO batteries. Modern advancements are integrating themselves into our daily lives as the globe transforms. We want to bring everything up to date by maximizing the usage of cutting-edge technology to improve people's lives. On our website, you may buy one right now.