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Precision-Engineered Lithium Power for Every High-Demand Application

Beyond standard cells. We manufacture high-performance lithium batteries that deliver superior cranking amps for motorsports and ultra-stable deep cycles for off-grid energy storage.

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Supplies Series of LiFePO4 & Lithium Batteries

Leadmax is a trustworthy lithium iron phosphate battery manufacturer known to produce expert, safe, and durable lithium batteries and LiFePO4 batteries.

High-Performance Lithium Car Batteries

Leadmax Lithium Car Batteries offer a modern, high-performance replacement for traditional lead-acid batteries. Engineered with safe and durable LiFePO4 technology, they deliver stronger cold cranking, faster charging, and longer cycle life for cars, SUVs, and trucks. With built-in smart BMS protection, lightweight design, and maintenance-free operation, these batteries ensure reliable daily starts and superior overall performance. Explore our full range to find the perfect lithium solution for your vehicle.

Leadmax 40B19R LiFePO4 Battery

Leadmax 40B19R LiFePO4 battery is a lightweight lithium iron phosphate replacement for traditional 40B19R lead-acid batteries. It offers strong cold cranking power, fast charging, and longer service life for compact vehicles. Built-in smart BMS provides protection against overcharge, over-discharge, and short circuits. Maintenance-free design ensures stable starting and reliable daily driving performance.

Leadmax Group 24 LiFePO4 Battery

Leadmax Group 24 LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional Group 24 lead-acid batteries. It provides strong cold cranking power, fast charging, and extended service life for cars, trucks, RVs, and marine use. Integrated smart BMS ensures protection against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and designed for reliable everyday starting.

Leadmax Group 27 LiFePO4 Battery

Leadmax Group 27 LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional Group 27 lead-acid batteries. It delivers strong cold cranking power, fast charging, and long cycle life for cars, SUVs, trucks, RVs, and marine applications. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for daily starting needs.

Leadmax H5 LiFePO4 Battery

Leadmax H5 LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional H5 lead-acid batteries. It delivers strong cold cranking power, fast charging, and long cycle life for cars, SUVs, trucks, and marine use. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for stable daily starting performance.

Leadmax H6 LiFePO4 Battery

Leadmax H6 LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional H6 lead-acid batteries. It delivers strong cold cranking power, fast charging, and long cycle life for cars, SUVs, trucks, and marine use. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for stable daily starting performance.

Leadmax H7 LiFePO4 Battery

Leadmax H7 LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional H7 lead-acid batteries. It delivers strong cold cranking power, fast charging, and long cycle life for cars, SUVs, trucks, and marine use. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for stable daily starting performance.

Leadmax H8 LiFePO4 Battery

Leadmax H8 LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional H8 lead-acid batteries. It delivers strong cold cranking power, fast charging, and long cycle life for cars, SUVs, trucks, and marine use. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for stable daily starting performance.

Leadmax H9 LiFePO4 Battery

Leadmax H9 LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional H9 lead-acid batteries. It delivers strong cold cranking power, fast charging, and long cycle life for cars, SUVs, trucks, and marine use. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for stable daily starting performance.

Leadmax Q85 LiFePO4 Battery

Leadmax Q85 LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional Q85 lead-acid batteries. It delivers strong cold cranking power, fast charging, and long cycle life for cars, SUVs, trucks, and marine use. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for stable daily starting performance.

Leadmax Lithium Motorcycle Battery

Leadmax offers high-performance LiFePO4 motorcycle batteries directly from our factory. Designed to replace traditional lead-acid batteries, our batteries provide strong starting power, fast charging, long cycle life, and reliable daily performance. Built-in smart BMS ensures protection against overcharge, over-discharge, and short circuits.

Leadmax 4L LiFePO4 Battery

Leadmax 4L LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 4L lead-acid motorcycle batteries. It delivers strong starting power, fast charging, and long cycle life for motorcycles and powersports vehicles. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for stable daily riding performance.

Leadmax 7L LiFePO4 Battery

Leadmax 7L LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 7L lead-acid motorcycle batteries. It delivers strong starting power, fast charging, and long cycle life for motorcycles and powersports vehicles. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for stable daily riding performance.

Leadmax 12B LiFePO4 Battery

Leadmax 12B LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 12B lead-acid motorcycle batteries. It delivers strong starting power, fast charging, and long cycle life for motorcycles and powersports vehicles. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for stable daily riding performance.

Leadmax 5L-BS LiFePO4 Battery

Leadmax 5L-BS LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 5L-BS lead-acid motorcycle batteries. It delivers strong starting power, fast charging, and long cycle life for motorcycles and powersports vehicles. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for stable daily riding performance.

Leadmax 12-BS LiFePO4 Battery

Leadmax 12-BS LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 12-BS lead-acid motorcycle batteries. It delivers strong starting power, fast charging, and long cycle life for motorcycles and powersports vehicles. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for stable daily riding performance.

Leadmax 14-BS LiFePO4 Battery

Leadmax 14-BS LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 14-BS lead-acid motorcycle batteries. It delivers strong starting power, fast charging, and long cycle life for motorcycles and powersports vehicles. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for stable daily riding performance.

Leadmax 14L-BS LiFePO4 Battery

Leadmax 14L-BS LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 14L-BS lead-acid motorcycle batteries. It delivers strong starting power, fast charging, and long cycle life for motorcycles and powersports vehicles. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for stable daily riding performance.

Leadmax 20L LiFePO4 Battery

Leadmax 20L LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 20L lead-acid motorcycle batteries. It delivers strong starting power, fast charging, and long cycle life for motorcycles and powersports vehicles. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for stable daily riding performance.

Leadmax 30L LiFePO4 Battery

Leadmax 30L LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 30L lead-acid motorcycle batteries. It delivers strong starting power, fast charging, and long cycle life for motorcycles and powersports vehicles. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for stable daily riding performance.

Leadmax Slimline Lithium Batteries

Leadmax offers our Slimline LiFePO4 batteries directly from the factory. Designed for RVs, boats, 4WDs, and off-grid applications, these high-performance batteries deliver strong starting power, fast charging, and long cycle life. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and durable, Leadmax Slimline Lithium Batteries provide reliable power and consistent performance. Ideal for international buyers, brand owners, and importers seeking factory-direct solutions with guaranteed quality and competitive pricing. Explore our full Slimline range to find the perfect lithium battery solution for your business.

Leadmax Slimline 12V 105Ah LiFePO4 Battery

Leadmax Slimline 12V 105Ah LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 12V lead-acid batteries. Designed for RVs, boats, 4WDs, and off-grid applications, it delivers strong power, fast charging, and long cycle life. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and durable for reliable daily performance.

Leadmax Slimline 12V 150Ah LiFePO4 Battery

Leadmax Slimline 12V 150Ah LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 12V lead-acid batteries. Designed for RVs, boats, 4WDs, and off-grid applications, it delivers strong power, fast charging, and long cycle life. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and durable for reliable daily performance.

Leadmax Slimline 12V 230Ah LiFePO4 Battery

Leadmax Slimline 12V 230Ah LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 12V lead-acid batteries. Designed for RVs, boats, 4WDs, and off-grid applications, it delivers strong power, fast charging, and long cycle life. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and durable for reliable daily performance.

Lithium Golf Cart Battery

As a lithium battery manufacturer, Leadmax supplies LiFePO4 golf cart batteries designed to replace traditional lead-acid systems. Our factory-built solutions focus on stable power output, long cycle life, and reliable safety protection. With multiple voltage and capacity options available, Leadmax lithium golf cart batteries support OEM, ODM, and bulk supply for global distributors and importers.

Leadmax 36V 105Ah LiFePO4 Golf Cart Battery

Leadmax 36V 105Ah LiFePO4 golf cart battery is a high-performance lithium iron phosphate replacement for traditional 36V lead-acid battery systems. Designed for golf carts and utility vehicles, it delivers strong power, fast charging, and long cycle life. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for smooth daily operation.

Leadmax 36V 160Ah LiFePO4 Golf Cart Battery

Leadmax 36V 160Ah LiFePO4 golf cart battery is a high-performance lithium iron phosphate replacement for traditional 36V lead-acid battery systems. Designed for golf carts and utility vehicles, it delivers strong power, fast charging, and long cycle life. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for smooth daily operation.

Leadmax 48V 160Ah LiFePO4 Golf Cart Battery

Leadmax 48V 160Ah LiFePO4 golf cart battery is a high-performance lithium iron phosphate replacement for traditional 48V lead-acid battery systems. Designed for golf carts and utility vehicles, it delivers strong power, fast charging, and long cycle life. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for smooth daily operation.

Leadmax 48V 105Ah LiFePO4 Golf Cart Battery

Leadmax 48V 105Ah LiFePO4 golf cart battery is a high-performance lithium iron phosphate replacement for traditional 48V lead-acid battery systems. Designed for golf carts and utility vehicles, it delivers strong power, fast charging, and long cycle life. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for smooth daily operation.

Leadmax 72V 105Ah LiFePO4 Golf Cart Battery

Leadmax 72V 105Ah LiFePO4 golf cart battery is a high-performance lithium iron phosphate replacement for traditional 72V lead-acid battery systems. Designed for golf carts and utility vehicles, it delivers strong power, fast charging, and long cycle life. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for smooth daily operation.

Leadmax LiFePO4 Trolley Battery

Leadmax LiFePO4 trolley battery is a high-performance lithium iron phosphate replacement for traditional trolley lead-acid batteries. Designed for industrial trolleys and material handling equipment, it delivers stable power, fast charging, and long cycle life. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and reliable for efficient daily operation.

Deep Cycle Lithium Battery – Reliable Power for Every Application

Leadmax deep cycle lithium batteries are designed to replace traditional lead-acid batteries with superior performance and longer life. Built with advanced LiFePO4 technology, they provide stable power output, fast charging, and deep discharge capability for RVs, boats, solar energy systems, and off-grid applications. Lightweight, maintenance-free, and durable, our batteries support OEM, ODM, and bulk supply, ensuring reliable daily operation and reducing long-term costs for international distributors and importers.

Leadmax 12V 50Ah LiFePO4 Battery

Leadmax 12V 50Ah LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 12V lead-acid batteries. Designed for RVs, boats, 4WDs, and off-grid applications, it delivers strong power, fast charging, and long cycle life. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and durable for reliable daily performance.

Leadmax 12V 100Ah LiFePO4 Battery

Leadmax 12V 100Ah LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 12V lead-acid batteries. Designed for RVs, boats, 4WDs, and off-grid applications, it delivers strong power, fast charging, and long cycle life. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and durable for reliable daily performance.

Leadmax 12V 200Ah LiFePO4 Battery

Leadmax 12V 200Ah LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 12V lead-acid batteries. Designed for RVs, boats, 4WDs, and off-grid applications, it delivers strong power, fast charging, and long cycle life. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and durable for reliable daily performance.

Leadmax 12V 400Ah LiFePO4 Battery

Leadmax 12V 400Ah LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 12V lead-acid batteries. Designed for RVs, boats, 4WDs, and off-grid applications, it delivers strong power, fast charging, and long cycle life. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and durable for reliable daily performance.

Leadmax 24V 100Ah LiFePO4 Battery

Leadmax 24V 100Ah LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 24V lead-acid batteries. Designed for RVs, boats, 4WDs, and off-grid applications, it delivers strong power, fast charging, and long cycle life. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and durable for reliable daily performance.

Leadmax 24V 200Ah LiFePO4 Battery

Leadmax 24V 200Ah LiFePO4 battery is a high-performance lithium iron phosphate replacement for traditional 24V lead-acid batteries. Designed for RVs, boats, 4WDs, and off-grid applications, it delivers strong power, fast charging, and long cycle life. Built-in smart BMS protects against overcharge, over-discharge, and short circuits. Lightweight, maintenance-free, and durable for reliable daily performance.

Proven And Versatile

Application Of Lithium Batteries

LeadmaxBattery is one of the leading lithium-ion battery manufacturers in China known for delivering lithium batteries for a variety of applications. Our lithium batteries can be used in solar systems, electric boats, sailboats, RV trailers, and various applications. LeadmaxBattery manufactures lithium batteries considering their safety, durability, longevity, and broad temperature range.

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RV Application

For RV applications, Leadmax Battery produces lithium batteries that are customizable and flexible with enclosures that provide dust, fire, and explosion safety. Some of the best features of these batteries are bluetooth monitoring, customized BMS, laser welding, patented PCB Structure, waterproof, double safe protection, automatic heat-up, short circuit proof, etc.

Solar System Application

When it comes to residential applications like home solar systems, the lithium batteries made by Leadmax are the best choice as we ensure the safety and visual appeal of the batteries. Our home lithium battery solutions are accessible at a competitive price with features like transmission latency-free, and excellent compatibility.

Golf Cart Application

The lithium batteries produced by Leadmax Battery for golf cart applications are known for their flexible battery size, lightweight design, and well-equipped smart features, making them the best in the market. A few of the best features of these batteries are hardened housing, explosion-proof, customized BMS, and maintenance-free.

Marine Application

For marine applications, Leadmax Battery produces lithium batteries that are thoroughly designed in the R&D facility to ensure waterproof and dust-proof performance when used in boats and ships. Some of the adequate features of these batteries are lightweight battery cells, Bluetooth controllable, high discharge current, solid structure, laser welding, easy installation, smart BMS, automatic shut down, long life, etc.

Quality Is Not A Feature. It Is A Process

Quality, Compliance & Verification

At Leadmax, we know that every cell, every weld, and every test result directly impacts the reliability and reputation of your brand.

Factory-Level Quality Control

Engineering standards that protect your brand

At Leadmax, every cell, weld, and test result protects your brand.

Our OEM lithium batteries are built on automated pack lines with full process traceability, ensuring consistent quality from assembly to final inspection—without relying on sampling.

All finished batteries undergo 100% charge–discharge aging tests, along with batch-level vibration, compression, and structural safety testing. Before shipment, each unit is verified for BMS functionality and protection logic.

Quality is not inspected at the end—it is engineered into every battery to ensure consistent performance, safety, and reliability at scale.

Safety Testing Beyond Spec Sheets

Leadmax testing goes beyond marketing parameters—it simulates real-world application scenarios:

Long-term charge–discharge cycle stability

Vibration and handling risks during transportation and installation

Structural integrity and safety under abnormal conditions

Only products that pass the complete testing process are approved for delivery, ensuring reliability in the field—not just on paper.

Why OEMs Choose Leadmax Battery

OEMs rely on Leadmax because our quality system scales with production. Automated lines, traceable processes, and 100% validated batteries eliminate field failures, reduce warranty risk, and provide predictable performance across batches.

This gives OEM partners confidence to scale globally, launch products reliably, and protect brand reputation at every volume.

FAQ for Professional Buyers

We use Grade A cells, integrated Smart BMS, and flame-retardant enclosures to prevent thermal runaway and maintain consistent performance.

Overcharge, over-discharge, over-current, and temperature cut-offs are fully managed. Compatible with CAN/RS485 protocols for seamless system integration.

3500+ cycles at 0.5C discharge, 80% DoD, 25°C—critical for calculating Levelized Cost of Storage (LCOS).

Self-heating for cold environments and active cooling/ventilation for high-heat conditions ensure stable operation worldwide.

Yes—UN38.3, UL1973/UL9540A, IEC62619, CE/RoHS, and EU Battery Passport ready.

Clear timelines from PO to Port of Loading. Annual GWh-scale capacity ensures project scalability.

Custom form factors, voltages, and casing designs are supported, with fast R&D response for specialized applications.

Covers EOL capacity (≥70%) with clear terms for labor, shipping, and service support.

Have Compliance Or Testing Requirements?

Send us your target market and standards — our engineers will confirm feasibility.

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