High Voltage Electric Car Battery 400V 300V 50kwh 100kwh Lithium Ion Rechargeable Batteries Pack for Electric Vehicle EV

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Product Description

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Basic Information

Model 614v 206ah battery Rechargeable Yes
Discharge Rate Medium Discharge Rate Electrolyte Li-ion
Standard Voltage 540V / 614V Rated Capacity 412Ah / 100Ah
Energy 61.4kWh Application EV / E-Car / Boat / Marine
Cooling Type Liquid Cooling Protection BMS + Relay
Warranty 2 Years Origin China
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Product Description

High Voltage Electric Car Battery 400V 300V 50kwh 100kwh Lithium Ion Rechargeable Batteries Pack for Electric Vehicle EV

Battery Pack Overview
Technical Parameters (614V 100Ah LiFePO4)
No. Items Technical Requirement Note
1Battery TypeLiFePO4
2Capacity (Ah)100@25ºC
3Voltage614.4V
4Power (kWh)61.44kWh
5Weight (kg)558.55
6Working Voltage Range480V - 700.8VDC
7Continuous Discharge80A@EOL, @25ºC
8Peak Discharge200AFor 30 seconds
9Dimension (L/W/H)1780*720*345 mm
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Core Technologies

1. Lightweight and Scalability

Systematic optimization of cell design and electrical components. Using high-strength steel/aluminum alloys and plastics to reduce volume and weight while ensuring structural strength through CAE simulation. Standardized modules (12V-72V) allow for excellent scalability and shorter design cycles.

2. BMS and Active Balance

Advanced BMS development featuring both passive and active balance options. Parameters such as CAN/RS485 protocols, over/under voltage, high current, and temperature protection can be customized to specific application requirements.

3. Thermal Management

Capabilities in CFD (Computational Fluid Dynamics) and CAE simulation. Designs include air cooling, liquid heating/cooling systems, and PI/silica gel film heating for optimal battery performance in various environments.

4. Test and Verification

Rigorous DV/PV (Design/Production Verification) stages in specialized laboratories. Tests include temperature, mechanical stress, external environment simulation, electrical safety, and battery performance/abuse testing.

Technology 1
Technology 2
Testing 1
Testing 2
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Product Safety & Related Products

Safety Features
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Manufacturing & Quality Control

Focusing on one-stop customization of lithium battery products for electric vehicles, energy storage, and high-end motorcycles. We offer over 30 types of cells and can produce OEM battery packs from 12V to 800V, 10Ah to 200Ah.

Our production facilities utilize advanced automated equipment to ensure precision and quality, adhering to international standards including ISO 9001, ISO 14001, and OHSAS 18001.

Production Line
Factory View
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Packaging & Shipping

  • ✅ Customized plywood cases and foam packaging for maximum safety.
  • ✅ 100% full testing before shipment to ensure quality.
  • ✅ Full documentation including MSDS and UN38.3 for smooth customs clearance.
  • ✅ On-site inspection compliance for battery safety.
Packaging

Customer Feedback

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Frequently Asked Questions

What applications are these battery packs suitable for?
Our high-voltage battery packs are designed for Electric Vehicles (EV), E-cars, boats, marine applications, golf carts, forklifts, and large energy storage systems.
Do you support customization for specific voltage and capacity?
Yes, we support full OEM/ODM customization. We can design battery packs ranging from 12V to 800V and capacities from 10Ah to 200Ah or more based on your requirements.
What kind of battery management system (BMS) is used?
We use advanced smart BMS with integrated relays. It features passive balance by default, with an option for active balance, and supports CAN/RS485 communication protocols.
How is the battery protected against overheating?
We employ sophisticated thermal management designs, including liquid cooling, liquid heating, and CFD-simulated air cooling systems to maintain optimal operating temperatures.
What certifications do your batteries have for international shipping?
All our battery packs come with MSDS and UN38.3 certifications, ensuring they meet international safety standards for transportation and customs clearance.
What is the standard warranty period?
We provide a 2-year warranty on our lithium battery packs, backed by rigorous laboratory testing and verification stages.

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