Custom lithium battery packs for device makers · Made in Shenzhen, shipped worldwide

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01 / 07

Medical Device Batteries

Custom lithium battery packs for portable medical devices.

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01 / 05

Replacement Battery Packs

Custom lithium replacement packs for lead-acid batteries and light EVs.

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Lithium Battery Guides and Insights

Practical guides on lithium battery chemistry, voltage, sizing, BMS and safety.

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Latest articles

Series vs Parallel: How to Wire Your Battery Bank

Learn how series and parallel battery wiring affects voltage, capacity, current, balancing, BMS selection, and safe battery bank design.

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Lithium Battery Safety: Thermal Runaway Prevention Guide

Understand lithium battery safety and thermal runaway prevention, including root causes, warning signs, BMS protection, storage, charging, and design controls.

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BMS Guide: How Battery Management Systems Protect Lithium Batteries

Learn how a battery management system protects lithium batteries with voltage, current, temperature, short-circuit, cell balancing, and safety controls.

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Lithium-Ion vs Lead-Acid: A Complete 2026 Comparison Guide

The choice between lithium-ion and lead-acid batteries affects performance, cost, and project success. This 2026 updated guide compares every important […]

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LiFePO4 vs NMC: 2026 Technical Comparison for Buyers

LiFePO4 and NMC are the two most popular lithium-ion chemistries for industrial and consumer applications. Each has distinct advantages depending […]

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Deep Cycle Battery Types: Flooded, AGM, Gel & LiFePO4 Guide

Deep cycle batteries are designed for sustained power delivery over long periods. Understanding each type helps you choose the right […]

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AGM vs Gel Battery: Which Is Better for Deep Cycle?

AGM and gel batteries are both valve-regulated lead-acid (VRLA) types, but they have distinct characteristics. Understanding the differences helps you […]

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Battery C-Rate Explained: A Beginner’s Guide

C-rate is one of the most important battery specifications, yet it is widely misunderstood. This guide explains what C-rate means […]

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Starter Battery vs Deep Cycle: What’s the Difference?

Starter batteries and deep cycle batteries serve fundamentally different purposes. Using the wrong type leads to premature failure and poor […]

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Battery Voltage & SOC: Complete Chart Guide (12V/24V/48V)

Battery voltage is the quickest way to estimate state of charge (SOC), but voltage readings vary by chemistry, temperature, and […]

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VRLA vs Flooded Lead-Acid: Which Battery for Your Application?

VRLA and flooded lead-acid batteries serve different needs within the lead-acid family. Understanding their differences helps you choose the right […]

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