China 12v Lithium Ion Battery For Solar Energy Storage Manufacturer & Factory

Providing High-Efficiency, Long-Cycle Custom LiFePO4 Battery Packs for B2B Global Sourcing & Grid Operations.

Hangzhou LIAO Technology Co., Ltd.

Pioneering LiFePO4 Energy Architecture Since 2009

Founded in 2009, Hangzhou LIAO Technology Co., Ltd. is a professional and leading manufacturer specialized in LiFePO4 batteries. Over the last 15 years, our high-performance solutions have been exported to more than 20 countries worldwide. We cater specifically to high-demand B2B applications where thermal management, life-cycle longevity, and absolute safety are mandatory requirements.

We already established a strict and efficient QC system. All of our products are produced strictly under the quality management system of ISO 9001. Meanwhile, we have passed and always keep compliance with the environmental management system ISO 14001 as well as the occupational health and safety management system ISO 18001.

B2B Technical Capability: Our team consists of world-class design electrical and mechanical engineers who construct custom battery packs designed to sustain continuous discharges in demanding environments.

Uncompromised Performance & Safety Core

Why Tier-1 Integrators Standardize on LIAO LiFePO4 Engineering

Best Safety Protocol

LIAO cells are engineered with specialized chemical stabilizers. Under standardized nail-acupuncture testing, our LiFePO4 formulation will not catch fire, smoke, or explode. Absolute stabilization at the crystal structure level.

Extreme Temperature Range

Operational resilience is guaranteed within a temperature envelope of -40 ℃ to 85 ℃. Highly applicable for military, severe industrial, high-altitude solar, and localized polar operations.

Long Cycle Life

Delivers single-cell 2800+ cycles at 1C charge/discharge rates under 100% Depth of Discharge (DOD). Significantly reduces total cost of ownership (TCO) compared to legacy SLA systems.

Awarded in Europe

Our premier model, the LAXpower-1230, has been evaluated in competitive European technical testing protocols and was officially awarded the Testing Champion designation.

China Factory & Raw Material Supply Chain Command

Achieving Cost-Parity and Complete Quality Traceability at Source

Sourcing your 12V Lithium Ion Battery for solar energy storage systems directly from a leading China factory like Hangzhou LIAO Technology Co., Ltd. grants structural benefits that traditional importers cannot match. By operating a vertically integrated manufacturing facility, we control critical steps of cell fabrication, matching prismatic cell chemistry to highly robust battery management systems (BMS).

  • Raw Material Purchase Purity: Direct supply agreements with Tier-1 raw material suppliers ensure highly refined lithium iron phosphate (LiFePO4) materials with minimal iron impurities.
  • Scale Efficiencies: Our state-of-the-art facility features high automation levels, reducing manual variance during critical welding and stacking operations.
  • Custom BMS Integration: In-house firmware modification allows our engineering department to match communication protocols like RS485, CANbus, and Modbus directly to your target solar inverters.
  • Rigorous Product Testing: Every pack undergoes rigorous thermal cycling, high-vibration stress testing, and complete charge-discharge evaluations before leaving the factory gate.
LIAO Engineering and Technical Design Team
15+
Years Manufacturing Experience
500+
Global Custom Projects Completed
2800+
Cycles at 100% DOD (1C)
20+
Countries Exported Worldwide

Industrial Production Capacity & Factory Tour

A closer look at our ISO-certified cell production and battery packing processes.

Tailored Battery Solutions for Specialized Industries

How LIAO customized technology drives diverse commercial segments globally.

Golf Cart LiFePO4 Battery Solution

Golf Cart Energy Solutions

The new generation of LiFePO4 golf cart batteries help your carts running easily in different golf terrains or courses. With instantaneous peak discharge capabilities and intelligent BMS voltage monitoring, our packs provide stable acceleration curves without voltage drops during high-degree incline climbing.

Caravan Mover Battery System

Caravan Mover Power Packs

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. Designed with internal structural vibration resistance for long highway transits.

Industrial Vehicles Lift Battery

Industrial Vehicle Integration

Specifically engineered for short-distance transportation. Our LiFePO4 batteries help your industrial vehicles to raise and transport goods efficiently with less effort, especially for heavy loads. Labor costs will be saved as well, with support for opportunity charging during break intervals.

E-Boat Propulsion Battery Pack

E-Boat & Marine Power

E-boat/ship is a very environment friendly transportation tool for human beings or the nature. Our LiFePO4 batteries will cause no environment and sound pollution. Integrated marine-grade enclosure protection keeps internal cells fully isolated from salt-mist, humidity, and liquid intrusion.

Unrivaled Global Certifications & Intellectual Property

E-E-A-T Compliance via transparent quality systems and engineering patents.

A Rigorous System of Global Standards Compliance

LIAO Technology ensures total compliance to international B2B target parameters. Our batteries are fully tested to conform to UN38.3 (transportation testing), CE (European conformity), and safety frameworks including IEC 62619, UL 1973, and FCC directives.

Factory Quality Documents & Inspection Certificates

Localized Support & Global Compliance Operations

Delivering robust import verification and logistical compliance worldwide.

Navigating the global lithium importing market requires highly qualified engineering files, safety documentation, and localized transport permits. As a certified supplier, LIAO provides extensive documentation validation to guarantee frictionless clearance through custom checkpoints in European and North American ports.

  • European Union Operations: Full compliance to the EU Battery Regulation, ensuring battery passports, CE marking, RoHS, and WEEE requirements are fully processed.
  • North American Operations: Complies with FCC directives, UL testing validation parameters, and DOT UN38.3 air/ocean transport safety ratings.
  • Hazardous Materials Logistics: Professional Class 9 packaging, fire-retardant industrial wrapping, and specialized carrier handovers.

Our sales and support offices cooperate closely with international partners, assisting with local tax compliance, clearance procedures, and on-site deployment configuration. From our headquarters in Hangzhou to our target installations globally, your battery modules are fully backed by standard warranties.

Industry Trends: The Evolution of 12V Solar Storage Technology

Critical engineering considerations for next-generation off-grid and microgrid setups.

1. Transitioning from SLA/AGM to LiFePO4

B2B system designers are rapidly replacing legacy sealed lead-acid (SLA) or AGM batteries with lithium iron phosphate chemistry. With a footprint that occupies less than half the volume and weight of SLA equivalents, LIAO 12V LiFePO4 packs allow twice the power capacity in the same physical tray space.

2. Intelligent BMS Connectivity

Modern off-grid solar energy systems demand real-time diagnostics. LIAO integrates high-end BMS processors containing Bluetooth modules or wired CAN/RS485 interfaces. System operators can monitor cell voltages, state-of-charge (SOC), internal temperatures, and run diagnostic cycles directly from smart controllers or software portals.

3. Modular Microgrid Topology

By connecting multiple 12V LFP packs in series and parallel configurations, operators can safely design 24V, 36V, or 48V modular banks for utility arrays. The internal balance circuitry within LIAO battery modules guarantees that cell voltages remain closely aligned even under continuous charging stress from high-power solar arrays.

Pro Tip for Procurement Officers: Always specify the exact operating ambient temperatures and current profiles when ordering OEM battery packs. Our team will tailor the BMS thermal protection limits to prevent shutdown under sudden high load demands.

B2B Technical & Procurement FAQ

Answering major engineering and logistical questions for global buyers.

Q1: Can your 12V LiFePO4 batteries be connected in series to form 48V arrays?
Yes. Most LIAO 12V packs are designed with integrated balance circuits that allow configurations of up to 4 units in series (to achieve 48V) and multiple modules in parallel. We strongly advise using identical batch models and consulting our engineering department to configure matching BMS variables for stable operation.
Q2: How do your batteries perform during extreme sub-zero weather conditions?
Our standard cells support discharging down to -40 ℃. For sub-zero charging, we provide custom battery modules featuring integrated heating elements (BMS-controlled heating pads). This configuration uses incoming solar input currents to heat the battery compartment to above 0 ℃ before allowing charging cycles, preventing lithium plating.
Q3: What is the typical lead time for custom OEM/ODM battery orders?
For custom prototype modules, the R&D design and testing cycle requires roughly 10-15 business days. Once engineering drawings are approved, mass factory production cycles generally take between 25 and 35 days, depending on cell specifications and required raw material allocations.
Q4: Are your manufacturing processes fully certified for environmental safety?
Yes, Hangzhou LIAO Technology operates in complete alignment with ISO 14001 environmental management frameworks. Our products carry extensive safety markings, are RoHS certified, and our logistics department supplies valid MSDS, UN38.3 test reports, and sea transport certificates for safe international container transit.