Selection Guide
Home Battery Selection: Capacity & Expandability
From LiFePO4 cell characteristics and capacity planning to parallel expansion, a detailed guide to home energy storage battery selection.
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Energy storage industry insights and product selection guides
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Industry Insights
C&I Energy Storage: Peak Shaving & Demand Charges
How do C&I storage systems recover investment through peak-valley arbitrage and demand management?
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Technical
1500V Storage Architecture: From 1000V to 1500V
How does 1500V reduce levelized cost? Comparing string and centralized architectures for utility-scale storage.
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Selection Guide
Balcony Solar Storage: Self-Sufficiency at Home
Plug-in solar is growing fast in Europe. Here is how balcony storage works and what to consider.
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Industry Insights
BESS Safety: Four Protection Layers
Thermal runaway is the core safety risk. How four layers of protection work together to keep storage systems safe.
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Case Study
PV Plus Storage: Three Utility-Scale Projects
Storage configuration approaches and economics from three real renewable projects.
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Selection Guide
12V vs 24V LiFePO4 Battery: Which Voltage?
A practical guide to choosing between 12V, 24V and 48V LiFePO4 batteries based on your load size, cable run and solar setup.
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Selection Guide
LiFePO4 Battery Price & Wholesale Buying Guide (2026)
What drives LiFePO4 battery prices, typical cost ranges per kWh, and how to buy at wholesale prices directly from a battery factory.
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PowerKeep tech blog provides professional content: home battery storage cell selection, capacity sizing and expandability, C&I storage peak shaving and capacity price management, 1500V high-voltage storage architecture evolution, balcony solar storage for home self-sufficiency, four-layer safety protection design from cell to system, and PV+storage case studies — covering LiFePO4 battery, BMS, PCS and inverter core technologies.