optimumnano
Product Overview
The 12V 300Ah LiFePO4 Battery Pack is designed for industrial, commercial, and residential energy storage applications.
This battery pack offers long cycle life, high energy density, and stable performance, making it ideal for renewable energy systems, UPS, and electric vehicles.
As a reliable energy storage solution, the 12V 300Ah LiFePO4 Battery Pack features safe LiFePO4 chemistry, excellent high-rate discharge capability, and compatibility with OEM or custom battery pack assemblies.
Key Features
Safe and stable LiFePO4 chemistry
Long cycle life: up to 7000+ cycles
High energy density: 120–130 Wh/kg
Excellent high-temperature performance
Low maintenance and high efficiency
Suitable for OEM and custom battery pack solutions
Main Specifications
| Item | Specification |
|---|---|
| Nominal Voltage | 12V |
| Nominal Capacity | 300Ah |
| Battery Chemistry | LiFePO4 |
| Cell Models | 32700 / 38910 / 38121 |
| Single Cell Voltage | 3.2V |
| Single Cell Capacity | 6Ah–15Ah |
| Cycle Life | ≥7000 cycles |
| Assembly | Battery pack with protection circuit (PCB) |
Factory & Equipment
OptimumNano, founded in 2020, is a national "Little Giant" enterprise specializing in LiFePO₄ large cylindrical cells.
With a core team of 20 years' experience, we focus on high-performance batteries for electric motorcycles, three-wheelers, enclosed tricycles, mining trucks, heavy trucks, and mobile fast-charging vehicles.
Our advanced production lines and R&D facilities ensure top quality and reliable supply for global customers, supporting OEM customization and bulk orders.
Applications
Energy Storage System (ESS)
Solar energy storage
Solar street lighting
Electric vehicles (EV)
Telecom and communication systems
Medical equipment
Robotics
UPS and backup power systems
Battery modules can be connected from Wh-level to MWh-level systems, allowing scalable solutions for various applications.
Customization Options
Cell model selection
Battery capacity configuration
Wiring and connector customization
Battery modules or complete battery units
OEM branding and packaging
FAQ
Q1: Can I order samples of the 12V 300Ah LiFePO4 Battery Pack?
A: Yes, sample orders are welcome for testing and quality evaluation.
Q2: What is the minimum order quantity (MOQ)?
A: MOQ depends on the battery model and order quantity. Please contact us for details.
Q3: What is the lead time for the 12V 300Ah LiFePO4 Battery Pack?
A: Samples usually take 5–7 business days, while mass production takes 25–30 days, depending on quantity.
Q4: What shipping methods are available?
A: Express (DHL, FedEx, UPS, TNT), DDP service, air freight, and sea freight are all available.
Q5: Do you provide OEM customization for the 12V 300Ah LiFePO4 Battery Pack?
A: Yes, we support OEM branding, custom packaging, and battery pack assembly.
Q6: What battery protection features are included?
A: Each battery pack comes with an integrated Protection Circuit Board (PCB) for overcharge, over-discharge, and short-circuit protection.
Q7: How long is the warranty?
A: We offer a 1-year warranty along with professional technical support.
Q8: Can the battery be used in electric vehicles or energy storage systems?
A: Yes, the 12V 300Ah LiFePO4 Battery Pack is suitable for EVs, UPS, solar energy storage, and other industrial or residential energy storage applications.
Q9: How should I store the battery?
A: Recommended storage temperature is 10°C – 45°C. Avoid exposure to fire, extreme heat, or strong magnetic fields.
Q10: Can you provide technical drawings or specifications for integration?
A: Yes, detailed technical specifications, drawings, and assembly guides can be provided upon request.
