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My Eterna PRSQEM3 Emergency Light isn't staying lit for 3 hours, how do I change the battery?

1Answers

VanAbigail

12/17/2025, 05:23:07 PM

If your Eterna PRSQEM3 LED Tri Colour Emergency Square light fixture fails to provide the full three hours of emergency lighting, a battery replacement is likely needed. Here's how to replace the battery in your Eterna PRSQEM3: First, turn off the electricity at the main supply, disconnecting both permanent and switch live wires. Allow the existing battery to fully discharge. After that, restore power and let the unit charge for 24 hours. Test the light again for three hours. If the light still doesn't last, proceed with the battery replacement. Remove the diffuser to access the battery. Detach the battery case from the gear tray and remove the old battery, carefully cutting the wires. Write the current date on the new battery pack before installing it using an appropriate connector. Reassemble the gear tray and diffuser. Restore power and allow the unit to charge for another 24 hours. Finally, conduct a full operational check and update your maintenance records. The correct replacement battery for the Eterna PRSQEM3 is a 3.2V 1500mAh Lithium battery pack. Always consult the product manual for detailed instructions and safety guidance during this process.

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