Choosing the Right Battery for Home Energy Storage Systems
Designed by Wayne /Edited by Tina

Choosing the Right Battery for Home Energy Storage Systems

Battery storage systems play a pivotal role in modern energy solutions, particularly as renewable energy sources like solar and wind become more prevalent. These systems store excess energy produced during peak times for use during periods of low production. Choosing the right battery type and capacity for these systems is crucial. Let's take a closer look.

Popular Battery Types

  1. Lead-Acid Batteries: What are they? A traditional battery technology, lead-acid batteries use lead and lead dioxide with dilute sulfuric acid as the electrolyte. Where are they used? Their affordability makes them popular in projects with lower charging and discharging frequencies, like backup power for communication base stations.Drawbacks: They have a low capacity density, shorter lifespan, high self-discharge rate, and fewer charge/discharge cycles compared to more modern battery types.
  2. Lithium Batteries:What are they? These use lithium metal or lithium alloy with non-aqueous electrolyte solutions.Advantages: High energy density, long lifespan, lightweight, and versatile for different power storage needs like water, thermal, wind, and solar power.Current Trend: Due to their high efficiency, extended cycle life, and dropping costs, lithium batteries dominate the household energy storage scene, accounting for over 95% of new chemical battery installations.

Factors to Consider

  1. Battery Capacity: Tailor this based on actual usage. Battery design varies based on its application.
  2. Spontaneous Self-Use: Ideal when electricity costs are high or devoid of subsidies.
  3. Peak and Valley Electricity Prices: Store energy during peak times and use during low-cost periods.
  4. Backup Power: Essential in areas with an unstable grid or where specific loads are crucial.
  5. Battery Life and Cycle Life: It's vital to consider how many charge/discharge cycles the battery can handle before significant degradation, especially if daily cycling is anticipated.
  6. Efficiency: The round-trip efficiency, representing the energy that can be retrieved from what's stored, is crucial. Higher efficiency translates to more usable stored energy.
  7. Safety and Environmental Impact: Ensure the chosen battery has the necessary safety certifications. Additionally, consider its environmental footprint throughout its lifecycle.
  8. Cost and ROI: Factor in the initial investment, possible energy savings, potential subsidies, and long-term benefits.


The household energy storage system designed and manufactured by RENON selects high-quality lithium iron phosphate battery packs and adopts a large battery capacity design, which provides a certain degree of protection in terms of performance and service life. If you want to know more about household energy storage after reading the above, please contact us for a comprehensive solution.

Renon Flex & Xtreme energy storage solution

With excellent R&D capabilities, we have become one of the leading manufacturers of lithium battery energy storage systems. We have a number of invention patents and have established a complete quality inspection system to provide customers with high-quality and safe products. We always provide customers with safe, light, and durable green energy products with the most attentive service. If you want to learn more about our energy storage system, please contact us immediately: [email protected] or www.renonpower.com

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