About SEV Energy

We design, assemble and test LiFePO4 battery packs with our own BMS development, for customers in North America, Europe and Southeast Asia.

Capabilities

BMS Development

In-house firmware and protection parameter tuning for each model.

Pack Assembly

Cell matching by capacity, voltage and internal resistance, then controlled welding.

Testing

End-of-line charge/discharge and insulation testing with traceable records.

Retail customers in North America buy through our Amazon store. Distributors, installers and EPCs work with us directly.

How We Work With Partners

StepWhat happens
1. RequirementYou tell us the application, required capacity, quantity and destination market.
2. ProposalWe return model recommendation, specifications, certificates and pricing.
3. ComplianceCertificates and test reports reviewed against your local requirements.
4. ProductionEnd-of-line test records and packing documentation before shipment.
5. After-salesWarranty handling, technical support and spare parts.