UPS Batteries FAQ

UPS Battery FAQ – Your Questions Answered

At UPS PLUS BATTERY, we specialize in UPS batteries and power backup solutions. Below, we’ve compiled answers to some of the most frequently asked questions about UPS batteries, covering topics such as battery lifespan, replacement, maintenance, and more.

If you need further assistance, feel free to contact us for expert advice!


1. What is a UPS battery?

A UPS battery is a rechargeable sealed lead-acid (SLA) battery or lithium-ion battery that powers an uninterruptible power supply (UPS) system. It provides temporary backup power during outages, preventing data loss and protecting critical equipment.


2. How long do UPS batteries last?

The lifespan of a UPS battery depends on factors like usage, temperature, and maintenance. On average:

  • Sealed Lead-Acid (SLA) UPS batteries last 3 to 5 years
  • Lithium-Ion UPS batteries can last 8 to 10 years

Regular battery maintenance and keeping the UPS in an optimal environment can help extend battery life.


3. How do I know when my UPS battery needs to be replaced?

Signs that your UPS battery needs replacement include:
✔ The UPS alerts you with a battery failure warning
✔ Reduced backup runtime during power outages
Frequent beeping or warning lights
✔ The UPS shuts down unexpectedly
Physical signs of battery damage, such as swelling, leaking, or corrosion

If your UPS is showing these signs, it’s time to replace the battery to maintain system reliability.


4. How do I choose the right replacement UPS battery?

When replacing a UPS battery, ensure:

  • The voltage (V) and amp-hour (Ah) rating matches your current battery
  • The battery type is compatible with your UPS model
  • The physical size fits inside your UPS battery compartment

Need help finding the right battery? Contact us and we’ll help you choose the perfect replacement.


5. Can I replace just one battery in a multi-battery UPS system?

No, it's best to replace all UPS batteries in a multi-battery system at the same time. Mixing old and new batteries can cause uneven charging and premature failure of the new battery.


6. How should I maintain my UPS battery for longer life?

To extend the life of your UPS battery:
Keep the UPS in a cool, dry place (ideal temperature: 20-25°C)
Avoid overloading the UPS beyond its power capacity
Perform regular UPS battery tests to ensure functionality
Replace UPS batteries before they fail to prevent downtime

Regular preventive maintenance ensures your UPS system remains operational when you need it most.


7. How long will my UPS battery last during a power outage?

The backup time depends on:

  • The UPS battery capacity (Ah)
  • The power load connected to the UPS

For example, a 1500VA UPS with a standard 12V 9Ah battery may provide 5-15 minutes of backup power at full load. To increase runtime, consider using higher-capacity batteries or adding external battery packs.


8. Do UPS batteries need calibration?

Yes, new UPS batteries require calibration to ensure the UPS recognizes the new battery capacity. Calibration helps the UPS properly estimate runtime and battery health, improving overall performance.


9. Can I recycle my old UPS battery?

Yes! UPS batteries must be recycled properly due to their lead and acid content. Many local recycling centers and battery retailers accept used UPS batteries for proper disposal.

If you’re replacing your UPS battery, contact us for guidance on recycling options.


10. Where can I buy UPS batteries in Canada?

You can purchase high-quality UPS replacement batteries from UPS PLUS BATTERY, with fast shipping across Canada. We offer:

  • Sealed Lead-Acid (SLA) batteries for UPS systems
  • Lithium-Ion UPS batteries
  • Battery packs and accessories
  • UPS consulting, installation, and maintenance services

Browse our selection or contact us for expert recommendations!


Need Help With Your UPS Battery? Contact Us Today!

For expert advice on choosing, installing, or maintaining your UPS battery, get in touch with UPS PLUS BATTERY today!

📞 Call us at 438-881-3363
📍 5 Goodfellow, Delson, Quebec, J5B 1V2
📩 Contact us now

We’re here to help with all your UPS battery needs across Canada!