OEM 36 Volt Lithium Marine Battery Manufacturers & Factory

Custom LiFePO4 Battery Solutions Engineered for Extreme Marine Conditions & Industrial Drive Applications

Featured Lithium Power Systems

Explore our industrial-grade, certified LiFePO4 battery packs tailored for marine, golf carts, material handling, and solar storage applications.

OEM 48V Custom Service 100Ah Lifepo4 Battery Pack

OEM 48V Custom Service 100Ah Lifepo4 Battery Pack for Forklift/Touring Car

View Details
High Power 12V 100Ah Lifepo4 Lithium Battery Pack

High-Quality High Power 12V 100Ah Lifepo4 Lithium Battery Marine Boat RV Caravan

View Details
CE Certification Golf Trolley Battery 24V 36Ah

CE Certification Golf Trolley Battery 24V 36Ah Lightweight LiFePO4 Batteries

View Details
Best 12V 100Ah LiFePO4 Battery Replacement Lead Acid

Best 12V 100Ah LiFePO4 Battery Replacement Lead Acid Battery Pack

View Details
China 48V 10kwh ESS Energy Storage System Lifepo4

China 48V 10kwh ESS Energy Storage System Lifepo4 Home Solar Storage

View Details
Portable Powerbank Laptop Power Station 100W

High-Quality Portable Powerbank Laptop Power Station 100W with Flashlight

View Details
Indoor Commercial Sweeping Robot Vacuum

High-Quality Indoor Commercial Sweeping Robot Full-automatic Sweeper 120Ah

View Details
CE Certified 48V 32Ah Lithium Ion Battery for E-bike

CE Certification Customised 48V 32Ah Lithium Ion Battery for E-bike

View Details

Corporate Legacy: Founded in 2009, Hangzhou LIAO Technology Co., Ltd.

Hangzhou LIAO Technology Co., Ltd. stands as a premier global pioneer in the engineering and production of Lithium Iron Phosphate (LiFePO4) cell chemistry and custom battery pack assemblies. Established in 2009, LIAO Power has continuously pushed the frontiers of industrial energy solutions, delivering highly secure, long-cycle energy storage systems to over 20 nations across Europe, North America, the Asia-Pacific, and Africa.

By enforcing an unyielding Quality Control network, all LIAO Power production lines operate within the strict compliance criteria of ISO 9001 for Quality Management systems, ISO 14001 for Environmental Protection protocols, and ISO 45001 / OHSAS 18001 for Occupational Health and Safety guidelines. We take pride in delivering safety-engineered lithium configurations that ensure reliability in critical industrial, logistics, and marine environments.

15+
Years Engineering Experience
20+
Countries Exported
500+
Custom Solutions Delivered
2800+
Cycles @100% DoD

Core Chemical Advantages: The LiFePO4 Edge

LIAO's signature research and development focuses on the optimization of Lithium Iron Phosphate chemistry, which outperforms conventional NMC and Lead-Acid alternatives. Below are the structural parameters that define our global excellence:

  • Ultimate Safety Performance: Our proprietary cells do not ignite, explode, or exhibit thermal runaway under severe mechanical abuse, including the industry-standard nail-acupuncture validation.
  • Extreme Environmental Adaptability: Operating seamlessly within a broad thermal threshold spanning from -40°C to 85°C, ensuring utility for Arctic fishing trawlers and tropical industrial complexes alike.
  • Unparalleled Cycle Life: Engineered to retain over 80% capacity after 2800+ full charging cycles (1C rate / 100% Depth of Discharge), rendering a service life profile that exceeds 10 years of daily usage.
  • European Acclaim: Our battery systems have gained accolades in rigorous safety and discharge efficiency tests, notably with the LAXpower-1230 being awarded testing champion in Europe.

Industrial Application Mapping: The Demand for 36V Marine Systems

The global marine industry has shifted dramatically toward 36-volt electrical architectures. This development is primarily propelled by modern brushless trolling motor brands, such as Minn Kota, Garmin, and Lowrance, which operate at peak efficiencies at 36V. A single integrated 36V lithium marine battery pack successfully replaces three bulkier 12-volt lead-acid batteries wired in series, offering key operational benefits:

Severe Weight Reduction

Reducing overall vessel weight by up to 70% compared to equivalent lead-acid configurations. This drastically improves draft clearance, maximum speed capability, and fuel efficiency during transit.

Zero Voltage Sag

Delivering flat, high-discharge power curves. Trolling motors maintain consistent thrust and GPS anchor-lock accuracy even when the battery charge drops below 20% capacity.

Advanced BMS Control

Integrated proprietary Battery Management Systems protect against over-current, over-charge, over-discharge, high-temperature shifts, and marine galvanic shorts.

OEM and ODM Customization: Built to Your Vessel Parameters

LIAO Technology functions as a true tier-1 partner. Backed by our mechanical and electrical engineering departments, we support customized marine energy solutions from concept to serial production. Our OEM/ODM capabilities encompass:

Custom Parameter Available Options & Specifications Marine Application Value
Casing Ingress Protection IP65, IP67, IP68 Waterproof standards Protects internal cells against continuous exposure to saltwater corrosion and high humidity.
Communication Protocols CANbus, RS485, RS232, NMEA 2000, Bluetooth App integration Allows real-time telemetry readout on multi-function displays (MFDs) and helm controls.
Cell Configuration Prismatic LiFePO4 cells configured in 12S (38.4V nominal) Delivers optimal voltage match for commercial trolling gear and propulsion systems.
Internal Heating Built-in automatic thermal pad heating system Enables safe charging operations in freezing environments down to -20°C.

Diversified Power Applications

From leisure marine to high-duty logistics, our custom battery packs drive modern transit without pollution.

Golf Cart Solution

GOLF CARTS SOLUTION

The new generation of LiFePO4 golf cart batteries help your carts running easily in different golf terrains or courses, optimizing gradeability and longevity.

Caravan Mover

CARAVAN MOVER

Our LiFePO4 batteries help your caravan mover running quietly with no air pollution. At the same time, your labor costs are saved and working efficiency will be improved.

Industrial Vehicles

INDUSTRIAL VEHICLES

Designed for intensive material handling and short-distance transport. Our LiFePO4 batteries help industrial forklift fleets and electric pallet jacks transport heavy cargo with zero down-time.

E-Boat Battery Solution

E-BOAT BATTERY SOLUTION

E-boat propulsion systems operate in fragile marine habitats. Our LiFePO4 solutions emit no carbon emissions, suppress chemical leaks, and minimize structural vibration.

Supply Chain Integrity: Hangzhou LIAO Quality Processes

LIAO Power operates an integrated automated manufacturing plant in China, ensuring complete vertical trace-control from raw LFP powder processing to finalized battery packs. By maintaining end-to-end oversight, we protect global buyers from supply disruptions and guarantee cell uniformity.

Our engineering flow is divided into highly specific mechanical stages that secure premium performance:

The R&D and Manufacturing Pipeline

To produce highly stable 36V marine packs, the production flow relies on deep engineering methodologies:

  • Precision Rolling & Die Cutting: Active cathode and anode materials are coated and processed at microscopic tolerances to prevent local impedance variations.
  • Cell-Matching Sorting: Cells are grouped using automated capacity and resistance matching. This ensures all series-parallel connections charge and discharge uniformly.
  • Heavy-Duty Laser Welding: Internal busbars are welded using advanced laser paths, minimizing vibration fatigue caused by rough sea conditions.
  • Multi-Stage Testing: Every completed battery pack undergoes intensive high-current load testing, IP rating verification, and dynamic thermal imaging scans.

Verified Credentials & Patent Portfolio

LIAO Power systems are certified to meet international regulatory standards for safe transport and field usage.

ISO Quality Systems
ISO Quality System
ISO Environmental Systems
ISO Environmental
ISO Health Systems
ISO Occupational Safety
Patent Cert 1
Design Patent Cert
Patent Cert 2
Utility Model Patent
Patent Cert 3
Invention Patent
Product Certificate
UN38.3 Safe Transport
CE Mark Cert
CE Certification

Additional Regulatory Compliance:

LIAO Technology maintains a portfolio of design, utility model, and invention patents that support our manufacturing processes. Our standard products undergo rigorous evaluations to secure UN 38.3 (Safe Transport of Lithium Batteries), CE, RoHS, and IEC compliance, ensuring hassle-free clearance and commercial validation across North America and Europe.

Technical & Commercial FAQ

Find answers to commonly asked questions regarding our 36V marine configurations, OEM capabilities, and procurement procedures.

1. What are the key safety features integrated into LIAO 36V marine lithium batteries?
LIAO uses high-stability Lithium Iron Phosphate (LiFePO4) cell chemistry. Our integrated smart BMS continuously monitors voltage, temperature, and current parameters. The mechanical construction features internal epoxy potting, custom cell isolation braces, and physical over-pressure relief vents. These layers protect against combustion or explosion, even under acute mechanical damage.
2. How does a single 36V LiFePO4 battery compare to three 12V batteries wired in series?
A single 36V system eliminates multiple external cables, reducing resistance points and balancing issues. Our integrated BMS ensures that all internal cells are charged and discharged uniformly. This layout simplifies installation, saves valuable hull space, and cuts total battery weight by up to 50-70%.
3. Can we customize the physical dimensions and housing material for OEM orders?
Yes, our engineering department designs tailored housing configurations to match your battery compartment constraints. We offer powder-coated steel cases, reinforced marine ABS housings, and IP67/IP68 aluminum casings, adapting the physical mounting holes and connector terminals to your specifications.
4. What communication protocols do your marine battery packs support?
We provide integration for industrial and marine communication infrastructures, including CANbus, RS485, RS232, and NMEA 2000. This enables our batteries to transmit state of charge (SoC), voltage profiles, and diagnostic warnings directly to multi-functional chartplotters and vehicle systems.
5. How does LIAO ensure cell quality and balancing across high-capacity packs?
Every cell goes through automatic sorting to match capacity, internal resistance, and voltage before pack assembly. The BMS actively monitors and balances cells during charge and discharge cycles, maximizing performance and prolonging the battery's service life.
6. What is the operational performance of LIAO batteries in freezing temperatures?
Our batteries operate within a broad thermal threshold of -40°C to 85°C. For sub-zero charging, we can equip packs with automated internal heating pads. These pads warm the cells to safe levels using the charger's current before charging begins, preventing lithium plating.
7. What certifications does LIAO hold for international shipping?
We maintain UN 38.3 certification, which includes impact, thermal, vibration, and vacuum tests, to ensure safe global transport. Additionally, our batteries carry CE, RoHS, and IEC listings to comply with international regulatory frameworks.
8. What is the typical lead time for custom OEM prototyping?
Standard conceptual designs and component configurations are completed within 1 to 2 weeks. Once specifications are approved, custom battery pack prototypes are manufactured and shipped within 30 to 45 days, including testing and verification.
9. Do you support small batch orders for custom applications?
Yes, we provide flexible production options to help partners develop prototypes and scale. Whether you require a single pack for a custom industrial vehicle or volume production for mass-market boats, our engineering team is here to support you.
10. How can we initiate a custom manufacturing inquiry with LIAO Power?
You can reach our sales and engineering departments via our online contact portals. Please share details about your target voltage, capacity limits, current demands, housing space, and expected order volumes, and we will provide a comprehensive engineering assessment.

Complete Energy Storage & Components Catalog

From single prismatic cells to high-capacity storage racks, explore LIAO's reliable product lineup.

OEM Custom Battery 48V 24Ah Lithium Battery

OEM Custom Battery 48V 24Ah Lithium Battery Pack for Light Monitoring

View Details
Wholesale Lithium Battery 12V 30Ah

Wholesale Lithium Battery for Travel Trailer 12V 30Ah Supplier

View Details
CE Certification Lead Acid Replacement LiFePO4

CE Certification Lead Acid Replacement LiFePO4 battery 12V 100Ah Manufacturers

View Details
OEM 100ah Lithium Ion Batteries Lifepo4 Prismatic

OEM 100ah Lithium Ion Batteries Lifepo4 Prismatic 3.2 V Cell Manufacturer

View Details
Best 24V 150Ah Lithium Ion Battery Lifepo4

Best 24V 150Ah Lithium Ion Battery Lifepo4 Pack for Solar Energy Storage

View Details
China Rechargeable High Quality 12V 200Ah

China Rechargeable High Quality 12V 200Ah LiFePO4 Lithium Battery

View Details
High-Quality 3.2V 100Ah LiFePO4 battery cell

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

View Details
China 48V 20KW All In One lithium Batteries

China 48V 20KW All In One lithium Batteries Solar Energy Inverter lifepo4 ESS

View Details