Best Li-Ion Battery Manufacturers & Suppliers

Global Tier-1 LiFePO4 Cell Engineering, Custom Smart Pack Design & Factory-Direct Supply Chain Integration.

Instant Catalog

Premier Product Series (Under Banner Display)

Explore our flagship lithium iron phosphate (LiFePO4) cell architectures and intelligent pack solutions engineered for extreme longevity, efficiency, and compliance.

High-Quality 3.2V 120Ah CATL LiFePO4 Prismatic Battery Cell

High-Quality 3.2V 120Ah CATL LiFePO4 Prismatic Battery Cell

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Best 12v 100ah Long Lifespan Storage Lifepo4 Battery

Best 12V 100Ah Long Lifespan Storage LiFePO4 Battery for Backup Power Systems

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Wholesale 12V/12Ah LiFePO4 Battery

Wholesale 12V 12Ah LiFePO4 Battery For Waterproof Systems & Outdoor Storage

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CE Certification 48V 20Ah Lithium Battery Pack

CE Certified 48V 20Ah Lithium Battery Pack For E-Scooters & Medical Wheelchairs

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High-Quality Prismatic Cells Suppliers

Premium Prismatic Cells - Grade A Lithium Iron Phosphate Technologies

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CE Certification Factory Price 12V 130Ah LiFePO4 Battery Pack

CE Certified Factory Price 12V 130Ah LiFePO4 Battery Pack for Solar & UPS

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Best 12V 30Ah Lithium Ion LiFePO4 Battery

Best 12V 30Ah Lithium Ion LiFePO4 Battery with Intelligent Integrated BMS

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High-Quality Hot selling big capacity 3.2V 100Ah LiFePO4 battery cell

High-Capacity 3.2V 100Ah LiFePO4 Battery Cell for Global Utility Storage

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Corporate Overview

Hangzhou LIAO Technology Co., Ltd.

Established in 2009, Hangzhou LIAO Technology Co., Ltd. has stood at the forefront of lithium iron phosphate (LiFePO4) battery design, manufacture, and deployment. Our technical focus is centered on supplying zero-defect, high-safety energy solutions across the globe. Today, our custom battery architectures are deployed in more than 20 countries, empowering projects that demand unmatched thermal and electrical safety.

By integrating a sophisticated quality control system certified to the highest international standards, LIAO secures the entire life cycle of custom and standard battery modules. From the initial layout designs modeled by our design team to cell capacity matching and final BMS calibration, LIAO is your strategic OEM/ODM partner in China.

15+
Years Engineering Expertise
500+
Custom Designs Deployed
20+
Export Nations
ISO Quality Management System certification
ISO Environmental certification
Occupational Health and Safety certification

LIAO state-of-the-art facility operating under strict ISO 9001 (Quality Management), ISO 14001 (Environmental Protection), and ISO 18001 (Occupational Health & Safety) systems.

Why Choose LIAO

Industrial Strengths Built on Empirical Engineering

We do not compromise on security or lifespan. Below are the key performance metrics that define LIAO LiFePO4 cells compared to industry-standard alternatives.

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Ultimate Safety

Undergoing rigorous testing including acupuncture, overcharging, and short-circuit simulations, LIAO cells demonstrate zero risk of combustion, explosion, or thermal runaway.

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Extreme Thermal Span

Our proprietary cell chemistry and electrolyte formulations allow reliable, stable power discharge across a wide operational environment ranging from -40°C up to 85°C.

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Extreme Cycle Longevity

Each individual prismatic cell is guaranteed to deliver over 2,800 full cycles at 1C charge/discharge rate at 100% Depth of Discharge (DOD) before falling below 80% SOH.

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European Recognition

LIAO's LAXpower-1230 design was officially awarded the testing champion title in independent European energy storage performance evaluation trials.

Whitepaper Focus

The Mechanics of China's LiFePO4 Supply Chain Advantage

The global shift to lithium iron phosphate (LiFePO4/LFP) over nickel manganese cobalt (NMC) chemistries is driven by safety, raw material abundance, and economic viability. China currently processes more than 75% of the world's battery-grade lithium and over 85% of the critical precursor chemicals for lithium batteries.

By establishing our manufacturing and engineering headquarters in Hangzhou, LIAO captures this localized industrial cluster advantage. Our close proximity to raw material producers and refining facilities allows us to source raw active materials under stringent quality criteria. This structure translates to lower transport overheads, immediate access to advanced battery materials, and stable pricing, shield our global OEM partners from unexpected supply market volatility.

Solving Modern Global Procurement Risks

International enterprises seeking reliable lithium imports are faced with multifaceted risks: transportation restrictions, safety compliance, dynamic customs laws, and consistency across volume manufacturing. LIAO addresses these through:

  • Advanced BMS Protections: Dual-layer overvoltage, undervoltage, thermal management, and cellular balancing chips natively integrated.
  • End-to-End Certified Transit: Complete compliance documentation (UN38.3, MSDS, DG declaration) for ocean freight, air transport, and land distribution.
  • Localized Market Conformity: Cells and battery packs tailored specifically to comply with regional import regulations including European CE, RoHS, and North American testing protocols.
LIAO Design Engineering Team collaborating on a customized lithium battery schematic

LIAO design engineers modeling custom pack sizing, layout structure, and mechanical protection.

Custom Integration

OEM & ODM Custom Battery Pack Engineering

No single battery size, capacity, or form factor fits all applications. LIAO specializes in partnering with equipment designers to draft, test, and manufacture bespoke battery packs tailored to specific envelopes. Our electrical and mechanical engineers have spent over a decade designing energy solutions that operate flawlessly under high-stress conditions.

Our design process is streamlined to fast-track your product from conceptual drawings to functional prototypes and full commercial certification. We support integration including custom communication protocols (CANbus, RS485, RS232, SMBus), specialized waterproof housings (IP65, IP67), and active/passive cell balancing solutions.

Reduce Time-to-Market by 40%

By combining engineering expertise with our in-house tooling and cell manufacturing, LIAO eliminates intermediate delays, giving your business a distinct head-start in rapidly growing markets.

Custom battery pack assembly layout displaying cells, wires, and protection board

Custom battery pack assembly mapping cell placement, wire routes, and heat sinks.

Application Engineering

Targeted Battery Solutions for High-Performance Applications

LIAO designs are engineered to resolve specific operational challenges across key transport, maritime, and utility environments.

Golf Cart Solution

Golf Carts Solutions

Our high-discharge LFP systems provide consistent torque and power delivery across rough courses and steep terrain with zero maintenance.

Caravan Mover Solution

Caravan Movers

LIAO lightweight, high-energy-density packs operate silently with zero fumes, saving physical labor and improving leisure efficiency.

Industrial Vehicles Solution

Industrial Vehicles

Perfect for short-distance transport, heavy material lifting, and AGVs. These batteries provide maximum runtime with minimal downtime.

E-Boat Battery Solution

E-Boat Battery Systems

Eco-friendly marine propulsion systems. LIAO cells deliver clean, non-polluting energy, completely protecting aquatic ecosystems.

Manufacturing Excellence

A Visual Journey Through LIAO Production Facilities

Step inside our Hangzhou production plant. Transparency, advanced automation, and meticulous inspection dictate every step of cell formation and battery pack packaging.

LIAO Headquarters Reception Area

Reception Area

LIAO Product Exhibition Area

Exhibition Area

LIAO Reading and Rest Area

Reading & Rest Area

LIAO Technical Office Area

Office Area

LIAO Engineering Meeting Room

Meeting Room

LIAO Facility Visiting Access

Visiting Access

LIAO Workshop Entrance

Entrance

LIAO Pack Assembly Area

Pack

LIAO Battery Baking Room

Baking

LIAO Capacity Sorting Section

Capacity Sorting

LIAO Cellular Stacking Process

Stacking

LIAO Automated Laser Welding Station

Laser Welding

LIAO Precision Rolling Mill

Rolling

LIAO Automated Die Cutting Area

Die Cutting

Global Credentials

Empirical Evidence of Expertise & Quality Compliance

Under the rigorous Google E-E-A-T search standards, qualifications must be backed by documented evidence. Here is our certificate matrix covering patents, standards, and safety testing.

System Certificates

LIAO ISO Certification Documents LIAO System Compliance Standard Documentation LIAO International Quality Verification Documents

Official corporate compliance with global industrial, environmental, and workspace security protocols.

Proprietary Patents

LIAO Battery Design Patent Document 1 LIAO Technical Patent Document 2 LIAO Structural Assembly Patent Document 3

Patented engineering developments protecting core battery structural integrity and cycle life performance.

Certificates of Honor

LIAO Industry Honor Award 1 LIAO Enterprise Honor Certificate 2 LIAO Industry Recognition Certificate 3 LIAO Testing Champion certification 4

Recognitions awarded by state, regional, and international technological committees for battery development.

Safety Reports & Performance Profiles

Report 1 Report 2 Report 3 Report 4 Report 5 Report 6 Report 7 Report 8 Report 9 Report 10 Report 11 Report 12 Report 13 Report 14
Global Market Context

Regulatory Compliance & Local Support Framework

Shipping and integrating large-format lithium-ion batteries requires strict adherence to international safety laws. Here is how LIAO secures your import process.

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UN38.3 & DG Logistics

All custom LIAO shipments undergo UN38.3 testing to verify pack safety under severe vibration, shock, altitude, and thermal cycles. We provide comprehensive MSDS and dangerous goods declarations for seamless maritime customs clearance.

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European Regulatory Alignment

To safeguard our distributors in Germany, France, Netherlands, and Spain, LIAO batteries are produced to match CE, RoHS, and WEEE directives, mitigating environmental and legal import issues.

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Carbon footprint & ESG Compliance

As eco-policies tighten globally, our production lines follow strict energy-efficiency audits under ISO 14001, providing clean documentation for corporate ESG filings.

Knowledge Base

Frequently Asked Questions: Purchasing Lithium Batteries

Professional buying insights compiled by our technical directors to help clear up common technical, logistical, and safety questions.

What makes LIAO LiFePO4 cells safer than standard lithium-ion chemistries?
Lithium Iron Phosphate (LiFePO4) features an exceptionally stable olivine crystal structure. The covalent bonding between phosphorus and oxygen atoms prevents oxygen release under high temperatures, which is the primary cause of thermal runaway in NMC/LCO chemistries. LIAO cells are structurally engineered to endure physical trauma, high heat, and electrical abuse without combustion or explosion.
Can your battery systems charge and discharge in sub-zero environments?
Yes. LIAO manufactures specialty low-temperature lithium cells capable of discharging down to -40°C. For charging in sub-zero temperatures, which typically causes lithium plating and cell damage, LIAO offers custom integrated thermal management systems and built-in heating mats that warm the cells to safe levels before accepting charge.
What certifications do LIAO products carry for international import?
Our products are produced strictly under ISO 9001 and ISO 14001 standards. We supply CE markings, RoHS environmental statements, UN38.3 logistics testing, and MSDS sheets. For high-volume projects, we cooperate closely with customers to gain UL, IEC, and local market safety certifications.
What is the expected lifespan of a LIAO LiFePO4 battery pack?
Under standard working parameters (1C rate charge and discharge at 25°C with 100% DOD), our cells sustain over 2,800 full cycles before their State of Health (SOH) decreases to 80%. If operated at lighter discharge rates (e.g., 0.5C or 80% DOD), the lifespan can easily exceed 4,000 to 5,000 cycles, yielding up to 10+ years of operational service.
How does the integrated Battery Management System (BMS) protect the pack?
Our custom BMS continuously monitors cell voltages, current, temperature, and state of charge (SOC). It prevents overcharging, over-discharging, thermal spikes, and short-circuits. It also handles cell balancing, which keeps all series/parallel cells in uniform charge alignment, maximizing the lifespan and safe storage capacity of the pack.
Do you offer custom dimensions and custom enclosures for OEM projects?
Absolutely. Over 15 years, we have helped more than 500 customers with bespoke design packs. We can design custom metal or ABS plastic enclosures to fit specific dimensions and provide different ingress protection ratings (IP65 up to IP67) for demanding environments.
How does LIAO ensure quality consistency across high-volume production?
Every cell lot undergoes automated capacity, voltage, and internal resistance sorting to ensure narrow tolerances before pack assembly. Automated laser welding guarantees low contact resistance, and each finished pack undergoes strict end-of-line cycle and capacity tests to verify performance before dispatch.
What shipping methods are used for dangerous goods (DG) lithium batteries?
Lithium batteries are classified as Class 9 Dangerous Goods. LIAO partners with licensed logistics providers to manage ocean, air, and overland shipping. We package all batteries in certified UN-approved packaging with clear warning labels, ensuring safe and legally compliant transport to your warehouse.
Complete Range

Extended Product Catalog (Bottom Display)

Explore our specialty line of light-duty packs, starter batteries, high-voltage UPS backups, and monocrystalline solar solutions designed for deep-cycle energy storage.

Best LiFePO4 12.8V 6Ah Rechargeable Battery Pack

Best LiFePO4 12.8V 6Ah Rechargeable Battery Pack for UPS Systems

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OEM 24V 30Ah LiFePO4 Start Battery

OEM 24V 30Ah LiFePO4 Commercial Light Truck Starting Battery

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High-Quality 72V 90Ah LiFePo4 Battery

High-Quality 72V 90Ah LiFePO4 Battery for Electric Motorcycles & Ebikes

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China LIAO UPS System 512V with Lifepo4 Battery Backup

China LIAO UPS System 512V with High-Voltage LiFePO4 Battery Backup

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High-Quality 9V Rechargeable Battery Lithium

High-Quality 9V Rechargeable Lithium Battery 650mAh USB Type-C

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OEM Lead Acid Replacement Deep Cycle Lifepo4 12V 300Ah

OEM Lead Acid Replacement Deep Cycle LiFePO4 12V 300Ah Battery

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China High Quality 700W 690W 680W Half Cell Solar PV Module

China Monocrystalline Half-Cell Solar PV Module (700W / 690W / 680W)

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Best Small dimension light weight 6V 10Ah Lifepo4 battery pack

Best Small Dimension Lightweight 6V 10Ah LiFePO4 Battery with BMS

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