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High-cycle, safe, and efficient lithium iron phosphate batteries for solar, RV, marine, and home energy storage. Trusted by professionals worldwide since 2003.
LiFePO4Cell.com is a dedicated platform under WelsonPower, a leading manufacturer of lithium-ion battery solutions based in China. Established in 2019, WelsonPower builds on over two decades of energy innovation, beginning with the WesTech solar brand in 2003.
We specialize in high-quality LiFePO4 (Lithium Iron Phosphate) battery cells, energy storage systems (ESS), and portable power solutions designed for durability, safety, and long cycle life—up to 6,000 cycles in some models.
Engineers
Bachelors+ Degree
Years Experience
Senior Engineers
We deliver reliable, high-performance battery solutions backed by engineering excellence and global compliance.
Over 100 engineers, including 50+ senior experts, drive innovation in battery chemistry, BMS design, and system integration.
Our production lines follow strict quality control protocols. All products undergo rigorous testing for safety, longevity, and performance.
Products meet RoHS, UL, CE, and other international standards. We support OEM/ODM projects with full technical documentation.
Explore our range of LiFePO4 battery cells, powerwalls, ESS systems, and portable power stations built for performance and reliability.
ES2000 PACK 51.2V – Ideal for home solar systems, 3000+ cycles, prismatic cells, wall-mounted.
51.2V 100Ah – Rechargeable lithium-ion battery with 95% charge/discharge efficiency.
High-capacity energy storage for commercial and off-grid applications.
Integrated inverter and battery system for 110V/220V solar backup.
Available in 20Ah, 30Ah, 40Ah, 80Ah – A1-grade cells for custom packs.
IP54-rated, drop-in replacement for lead-acid batteries in RVs and marine use.
51.2V 48Ah / 2.5kWh – Compact floor-mounted solution for home energy storage.
12V 7Ah – RoHS certified, ideal for camping, car use, and emergency backup.
Exceptional longevity with deep-cycle capability for long-term ROI.
High charge/discharge efficiency minimizes energy loss.
Operates from -20°C to 60°C with thermal protection.
Meets UL, CE, RoHS standards for fire and electrical safety.
LiFePO4 batteries offer superior thermal stability, longer cycle life (3000–6000 cycles), and enhanced safety compared to NMC. They are ideal for stationary storage, while NMC is often used in EVs for higher energy density.
Yes, most of our LiFePO4 batteries support series and parallel configurations. Always ensure matching voltage and capacity, and use a compatible BMS for protection.
Yes, WelsonPower provides full OEM/ODM support including custom battery packs, labeling, BMS programming, and packaging.
We offer a standard 5-year warranty on most ESS and powerwall products, subject to proper installation and usage.
Visit lifepo4cell.com to submit your requirements or contact our team directly through the website.
For quotes, technical support, or partnership opportunities, visit our official website to connect with the WelsonPower team.
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