High-Safety Large-Capacity Battery Cells

for Critical Energy Systems

Ultra-Safe (No Self-Explosion or Self-Ignition)

Water-based LYP system,Inherently non-flammable, no thermal runaway.
Verified through long-term operation
in extreme temperature environments worldwide

Extra-large capacity (50Ah - 10000Ah)

Large-format prismatic cells
Fewer parallel connections required
Higher system stability and safety
Up to 10000Ah single-cell production capability

Extremely long service life (verified for 20+ years)

Stable performance over decades
Proven in long-term global deployments
Marine,grid,telecom & ESS
Exceeds typical LFP and NMC lifespan expectations

Who are we

About Us

Winston Battery

Winston Battery is a global leader in high-safety, large-capacity LYP battery cells.
Rooted in original technology developed since 1998, we specialize in 50Ah–10000Ah prismatic cells engineered for extreme safety, long life, and stable performance.
Our batteries have been deployed in energy storage, marine, robotics, transportation, and extreme environments across more than 70 countries.

Learn more about us

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Winston Battery LYP Prismatic Cell Series TSWB-LYP313AHA

High output rate · Stable voltage Large-format prismatic cells based on the LYP water-based lithium-yttrium chemistry, designed for ultra-high safety, long service life, and operation in complex environments. By increasing single-cell capacity, parallel connections are significantly reduced, enabling stable voltage performance and predictable aging behavior under high C-rate operation, wide temperature ranges, and long-term cycling. Rated capacity: 313AH Operating voltage: 2.8V - 3.65V Weight: 5.55kg ± 775g Dimensions: 173.8*71.8*207.8mm Cycle life: 80% DOD ≥ 5000 times, 70% DOD ≥ 7000 times

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Winston Battery LYP Prismatic Cell Series TSWB-LYP1000AHC

Flagship-sized single unit · Long-term operation and design for extreme environments Ultra-large capacity single cell · balancing system flexibility and transportation feasibility for industrial-grade energy storage cells Large-format prismatic cells based on the LYP water-based lithium-yttrium chemistry, designed for ultra-high safety, long service life, and operation in complex environments. By increasing single-cell capacity, parallel connections are significantly reduced, enabling stable voltage performance and predictable aging behavior under high C-rate operation, wide temperature ranges, and long-term cycling. Minimum capacity：1250AH Operating voltage：2.8V ～3.8V Weight：38kg±500g Dimensions：560*130*356mm Cycle times：80%DOD≥5000 times，70%DOD≥7000 times

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Winston Battery LYP Prismatic Cell Series TSWB-LYP700AHA

Infrastructure-level battery cell · Zero-failure scenario verification Large-format prismatic cells based on the LYP water-based lithium-yttrium chemistry, designed for ultra-high safety, long service life, and operation in complex environments. By increasing single-cell capacity, parallel connections are significantly reduced, enabling stable voltage performance and predictable aging behavior under high C-rate operation, wide temperature ranges, and long-term cycling. Minimum capacity：750AH Operating voltage：2.8V ～3.8V Weight：21kg±300g Dimensions：627*67*305mm Cycle times：80%DOD≥5000 times，70%DOD≥7000 times

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Winston Battery LYP Prismatic Cell Series TSWB-LYP500AHA

Super large capacity unit · High safety, low parallel connection system architecture Large-format prismatic cells based on the LYP water-based lithium-yttrium chemistry, designed for ultra-high safety, long service life, and operation in complex environments. By increasing single-cell capacity, parallel connections are significantly reduced, enabling stable voltage performance and predictable aging behavior under high C-rate operation, wide temperature ranges, and long-term cycling. Minimum capacity：500AH Operating voltage：2.8V ～3.8V Weight：14.7kg±250g Dimensions：460*65*285mm Cycle times：80%DOD≥5000 times，70%DOD≥7000 times

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Winston Battery LYP Prismatic Cell Series TSWB-LYP200AHA

Low parallel architecture · Prioritize long-term operational reliability Large-format prismatic cells based on the LYP water-based lithium-yttrium chemistry, designed for ultra-high safety, long service life, and operation in complex environments. By increasing single-cell capacity, parallel connections are significantly reduced, enabling stable voltage performance and predictable aging behavior under high C-rate operation, wide temperature ranges, and long-term cycling. Minimum capacity：250AH Operating voltage：2.8V ～3.8V Weight：7.9kg±200g Dimensions：361*55.5*254mm Cycle times：80%DOD≥5000 times，70%DOD≥7000 times

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TSWB-LP12V50AH

High C-rate startup · Lightweight power suitable for mobile devices Power batteries designed for engine starting and instantaneous high-current demand, with a strong focus on voltage stability and rapid response. Without BMS, the structure remains simple and direct, ensuring reliable performance during high-load starts. Suitable for vehicles, marine systems, construction machinery, and special-purpose platforms requiring dependable starting and auxiliary power. Minimal capacity：50AH Nominal voltage：12V Weight：7.9kg±200g Dimensions：225*125*208mm Cycle times：80%DOD≥5000 times，70%DOD≥7000 times

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TSWB-LP12V60AH

Stable startup output · Common for daily power supply and backup power source Power batteries designed for engine starting and instantaneous high-current demand, with a strong focus on voltage stability and rapid response. Without BMS, the structure remains simple and direct, ensuring reliable performance during high-load starts. Suitable for vehicles, marine systems, construction machinery, and special-purpose platforms requiring dependable starting and auxiliary power. Minimal capacity：60AH Nominal voltage：12V Weight：10.7kg±200g Dimensions：282*125*230mm Cycle times：80%DOD≥5000 times，70%DOD≥7000 times

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TSWB-LP12V90AH

High-capacity startup · Combines power and energy storage Power batteries designed for engine starting and instantaneous high-current demand, with a strong focus on voltage stability and rapid response. Without BMS, the structure remains simple and direct, ensuring reliable performance during high-load starts. Suitable for vehicles, marine systems, construction machinery, and special-purpose platforms requiring dependable starting and auxiliary power. Minimal capacity：90AH Nominal voltage：12V Weight：14.6kg±200g Dimensions：282*155*248mm Cycle times：80%DOD≥5000 times，70%DOD≥7000 times

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TSWB-LP12V100AH

Single power supply module · Designed for fixed equipment and single-use scenarios Power batteries designed for engine starting and instantaneous high-current demand, with a strong focus on voltage stability and rapid response. Without BMS, the structure remains simple and direct, ensuring reliable performance during high-load starts. Suitable for vehicles, marine systems, construction machinery, and special-purpose platforms requiring dependable starting and auxiliary power. Minimal capacity：100AH Nominal voltage：12V Weight：15.3kg±500g Dimensions：313*175*198mm Cycle times：80%DOD≥5000 times，70%DOD≥7000 times

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Winston Battery LYP System Battery Series TSWB-LBP4850AH

Compact system power supply · High power density design System-level batteries integrating large-capacity cells with BMS and structural design to balance safety control, scalability, and system compatibility. Designed for applications requiring standardized interfaces, rapid deployment, and system-level management, these products help reduce secondary development and integration complexity for customers. Minimal capacity：50AH Nominal voltage：48V Weight：45kg±500g Dimensions：438*450*135mm Cycle times：80%DOD≥5000 times，70%DOD≥7000 times

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Winston Battery LYP System Battery Series TSWB-LBP48100-5200AH

Standard 48V Architecture · Compatible with Communication and Industrial Systems System-level batteries integrating large-capacity cells with BMS and structural design to balance safety control, scalability, and system compatibility. Designed for applications requiring standardized interfaces, rapid deployment, and system-level management, these products help reduce secondary development and integration complexity for customers. Minimal capacity：100AH Nominal voltage：48V Weight：65kg Dimensions：482*570*177mm Cycle times：80%DOD≥5000 times，70%DOD≥7000 times

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Winston Battery LYP System Battery Series TSWB-LP12V100AH

Parallel expansion capability · High-security 12V system battery with built-in BMS System-level batteries integrating large-capacity cells with BMS and structural design to balance safety control, scalability, and system compatibility. Designed for applications requiring standardized interfaces, rapid deployment, and system-level management, these products help reduce secondary development and integration complexity for customers. Minimal capacity：100AH Nominal voltage：12V Weight：15.3kg±500g Dimensions：313*175*198mm Cycle times：80%DOD≥5000 times，70%DOD≥7000 times

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WB-BESS500W

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WB-BESS1000W

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WB-BESS-260KWh

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Winston Battery LYP Mobile Energy Vehicle Series - BESS500

Large-scale mobile power station · Engineering-level and public facility applications Mobile energy platforms integrating high-safety storage systems to deliver stable power wherever it is needed. Designed for emergency power supply, temporary construction, event support, and disaster response, these systems maintain reliable performance under vibration, temperature variation, and frequent dispatch conditions.

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Winston Battery LYP Mobile Energy Vehicle Series - BESS153

Medium-sized mobile energy storage platform · Emergency and temporary power supply scenarios Mobile energy platforms integrating high-safety storage systems to deliver stable power wherever it is needed. Designed for emergency power supply, temporary construction, event support, and disaster response, these systems maintain reliable performance under vibration, temperature variation, and frequent dispatch conditions.

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Winston Battery LYP Strategic Energy Series TSWB-LYP10000AHA

Ultra-large capacity flagship battery cell · Infrastructure and zero-failure system design Strategic-grade energy products developed for extreme environments, strict safety thresholds, and ultra-long service life. Typically deployed in government projects, critical infrastructure, and high-reliability engineering systems, these products emphasize architecture-level design and long-term validation. Final configuration is determined based on specific application requirements and system-level analysis. Minimum capacity：12500AH Operating voltage：2.8V ～3.8V Weight：335kg±3000g Dimensions：687*367*756mm Cycle times：80%DOD≥5000 times，70%DOD≥7000 times

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Application Area

Marine & Offshore Energy

Anti-corrosion prismatic cell Water-based LYP chemistry No thermal runaway risk Designed for long-term marine operation

learn more >

Robotics & High-Power Platforms

high C-rate battery cells Stable voltage No voltage sag Designed for high-load dynamic platforms

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Energy Storage Vehicles and Mobile Power Stations

700Ah / 900Ah / 1000Ah large-capacity cells Fewer parallel connections Higher safety and reliability Optimized for mobile energy

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C&I Energy & Microgrids

160Ah / 313Ah / 500Ah solutions Long-duration discharge High reliability Designed for industrial

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Transportation & Power Systems

Extended-range EV MHEV mild-hybrid systems Vehicle starting & supportHigh safety under dynamic load conditions

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Extreme Environment Applications

Verified long-term operation High altitude, cold, desert and humid climates Wide temperature tolerance Designed for mission-critical environments

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Technological Superiority

Safety

Manufacturing Process

Operating Temperature

Environmental Impact

Service Life

Single-Cell Capacity

Intrinsic Safety

Mature & Proven

Wide range of -45°C to 85°C.

Non-toxic, Water-based

Ultra-long to 20+ years

50Ah up to 10000Ah single cell

Conventional Lithium (LFP / NMC)

Risk of thermal runaway under abuse

Cost-driven

Narrow to -20-55°C

Chemical intensive

Limited

Small

Resource Center

News & Updates Downloads FAQs Technical Articles

2026-07

Leadership Care | Warmly Welcome The Delegation Led By District Head You Yuchuan Of Changtai To Investigate The Recruitment And Employment, Resumption Of Work And Production Of Winston Battery!

On February 11, 2022, leaders such as You Yuchuan, Cai Yiwu, Xu Anna, and other of the Changtai District, as well as the main leaders of the District Government Office, Development and Reform Bureau, Industry and Information Bureau, and Human Resources and Social Security Bureau visited Winston Battery to investigate the recruitment, employment, and resumption of work and production of our company.

2026-07-07

2026-07

Leadership Care | Warmly Welcome The Party Group Deputy Secretary, Deputy Chairman Of The Municipal People's Political Consultative Conference of Zhangzhou And Others To Visit Winston Battery to Inspect And Guide The Work!

In order to further strengthen the awareness of serving enterprises, effectively help enterprises solve stage difficulties, create a respectful and merchant-oriented development environment, and comprehensively promote enterprises to achieve higher-quality development, on the afternoon of March 2, 2022, Chen Yuhong, Deputy Secretary of the Party Group of Zhangzhou Municipal Committee of the Chinese People's Political Consultative Conference, He Weiyan, Dai Pengfei, Cai Xingzhou and other 17 people visited Winston Battery for inspection and guidance, and our company's chairman Zhong Xuhang received the reception work.

2026-07-07

2026-07

Leadership Care | Warmly Welcome The Visit Of Director Peng Pinggang And His Team From The Department Of Comprehensive Affairs Of Fujian Provincial And Information Technology Bureau To Winston Battery For Research Work!

On April 23, 2022, Peng Pinggang, Director of the General Affairs Department of the Fujian Provincial Department of Industry and Information Technology, Li Zhongjin, a first-class researcher in the Petrochemical Department, and Dr. Chen Hang visited Winston Battery. Cai Yiwu, a member of the Standing Committee of the District Party Committee and the Deputy District Head, Wang Zhizhong, Director of the Industrial and Information Technology Bureau, and Lai Shaobin, Deputy Director, accompanied the inspection, and others from Winston Battery, including Chairman Zhong Xuhang, received them.

2026-07-07

2026-07

Winston_Battery_Infrastructure-Grade Battery Selection Decision Framework.pdf

2026-07-03

2026-07

Winston_Battery_Charging-Logic-and-Infrastructure-Requirements.pdf

2026-07-03

2026-06

Winston_Battery_System_BMS Selection Logic.pdf

2026-06-12

2026-07

【Brand Foundations】Why Does Winston Battery Use a Prismatic Plastic Shell Cell Design?

2026-07-07

2026-07

【Technique and Materials】What is the difference between plastic shell and aluminum case batteries?

2026-07-07

2026-07

[Safety & Reliability] Why do Winston Battery's LYP batteries not experience thermal runaway?

2026-07-03

2026-07

Best RV Battery for Dry Camping: Why Off-Grid Power Demands Different Selection Criteria

2026-07-07

2026-07

Marine Lithium Battery Selection Criteria: Safety, Reliability, and Long-Term Stability for Choosing the Best Marine Lithium Battery

Choosing the best Marine lithium battery for boat applications seems straightforward until you consider what happens when it fails. On land, a dead battery means calling for a tow. At sea, it means losing navigation, bilge pumps, and communication simultaneously, often miles from assistance.

2026-07-07

2026-07

Best Lithium Starting Battery: What Marine Professionals Actually Need to Evaluate

A failed starting battery at sea isn't just an inconvenience. It can knock out navigation, communication, and bilge pump operations simultaneously, with no roadside assistance available. For commercial and professional marine operators, the starting battery is the single point of failure between a normal day and a full operational shutdown.

2026-07-07

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LERA (Linda Energy Reliability Architecture) originated in the energy industry.

It did not begin as an abstract AI theory, but as a response to the real demands of high-consequence systems, where execution failures can lead to major damage or irreversible consequences. In such environments, the decisive question is not only whether a system can form judgments, but whether it should be allowed to execute.

LERA was initially proposed as a three-layer cognitive architecture for high-risk systems. As AGI-level systems begin to acquire the ability to plan, choose, and trigger real-world action, LERA has further evolved into a structural architecture for controlling AGI at the execution layer.
Its purpose is not to make intelligence more powerful, but to establish an independent and non-bypassable boundary around high-consequence execution.

LERA & Winston Battery
Winston Battery serves as the primary engineering environment in which these principles are explored and validated.

Learn more about LERA Architecture

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