What is the best battery for a UPS power supply?

Common UPS Battery Types on the Market: Lead-Acid vs. Lithium Batteries

Currently, the most common UPS batteries on the market fall into two main categories: ‌lead-acid batteries‌ and ‌lithium batteries‌.

Lead-Acid Batteries – The Reliable Old Choice

Lead-acid batteries are a well-established and cost-effective option. They come in two types:

  • Flooded (Open) Lead-Acid Batteries‌: These have a lower upfront cost and a decent lifespan, but they require regular maintenance, such as adding water or acid.
  • Sealed (Maintenance-Free) Lead-Acid Batteries‌: These are more convenient since they don’t need electrolyte refilling.

However, lead-acid batteries have some drawbacks:

  • They are ‌bulky and heavy‌.
  • Their ‌cycle life is limited‌ (typically around ‌500 charge-discharge cycles‌).
  • They usually last ‌2-3 years‌ before needing replacement.

Lithium Batteries – The Rising Star

Lithium batteries have gained popularity in recent years due to their ‌superior advantages‌:

  • Higher energy density‌ – They store more power in a smaller, lighter package, allowing UPS systems to run longer.
  • Longer lifespan‌ – High-quality lithium batteries can endure ‌thousands of charge cycles‌, lasting ‌7-8 years or more‌ with proper use.
  • Space-saving and lightweight‌ – Ideal for compact installations.

About Lithium Battery UPS Solutions
Hider (海迪尔)‌ is a brand under ‌Shenzhen Youwei Energy Technology Co., Ltd.‌, specializing in ‌lithium battery UPS systems‌.

Choosing the Right UPS Battery

The best choice depends on ‌power requirements, usage environment, and budget‌. For ‌long-term use‌, ‌lithium battery UPS systems‌ are generally the more cost-effective and efficient option.