Introduction

The APC Smart-UPS is a reliable uninterruptible power supply that provides backup power and surge protection for electronic devices. However, like any battery-powered device, the battery inside the UPS will eventually wear out and need to be replaced. In this guide, we will walk you through the steps to replace the battery in your APC Smart-UPS SC 450VA, including how to remove the old battery and how to install the new battery. By following these steps, you can ensure that your UPS continues to provide reliable backup power for your devices.

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    • Pull on the left corner of the faceplate to remove it.

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    • Use a PH2 screwdriver to unscrew the 4 screws securing the battery cover.

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    • Use the pull tab to pull out the battery.

    • Be sure to not pinch the cables between the case and the battery.

    • Unplug the battery connector.

    • Remove the battery.

    • Caution: Don't jab the battery with any sharp tools. A punctured battery may leak dangerous chemicals.

Conclusion

To reassemble your device, follow these instructions in reverse order.

Take your e-waste to an R2 or e-Stewards certified recycler.

Sebastian

Member since: 19/08/18

25411 Reputation

4 comments

this is incorrect, since 1995 all Smart UPS have hot swappable batteries. no need to turn it off, that's the whole point of it being in the front of the device - https://www.apc.com/us/en/faqs/FA303216/

Ryan Matthews -

Thank you, the guide has been adjusted.

Sebastian -

After hot swapping the battery replacement my replace battery LED is still lit. How do I reset that?

Michael Dickson -

You can press and hold the power button for a few seconds to manually run a self-test or just wait until it reaches the next scheduled self-test (every 7 or 14 days depending on configuration). It is recommended to wait at least 24 hours before performing the self test as the new battery needs time to reach capacity.

Sebastian -