Lifepo4 Battery Pack
Products Description

The product described on this page is not a generic "aluminum battery casing," but rather an aluminum structural enclosure system for the structural integration of LiFePO4 battery packs. It houses the prismatic cell modules, BMS layout, liquid cooling structure, and high-voltage connection units.
Its core positioning is:
Structural aluminum enclosure
EV prismatic battery module housing system
Lithium battery pack mechanical integration frame
Automotive energy storage pack shell assembly
This structure not only provides casing protection but also participates in defining the structural rigidity, heat conduction path, and module assembly standards of the battery system.
Redundant Safety Design: Full Lifecycle Risk Control
Pressure Adaptive Mechanism
Built-in waterproof one-way valve (explosion pressure ≥50kPa) balances the internal and external air pressure of the casing, preventing structural deformation caused by cell expansion and preventing external moisture intrusion.
Thermal Runaway Protection
The has a reserved installation position for an explosion-proof valve, combined with a high-temperature resistant ceramic coating (burn-through time ≥2 minutes under 1000℃ flame), delaying the spread of thermal runaway and buying time for emergency response.
Electrical Safety Isolation
Critical internal areas are treated with an insulating coating to prevent short circuits between the cell and the casing, combined with an anti-corrosion design to reduce safety hazards caused by electrochemical corrosion.

Products Description
| Project | Parameter Range |
| Product Type | LiFePO4 Battery Pack Aluminum Enclosure |
| Material | 3003 / 5052 / 6061 Aluminum Alloy |
| Structure | Tray + Frame + Cover |
| Thickness Range | 1.0mm – 8.0mm |
| Flatness | ≤0.5mm/m |
| Structural Tolerance | ±0.1 – ±0.5mm |
| Surface Treatment | Anodizing / Powder Coating |
| Manufacturing Process | CNC + Welding + Extrusion Assembly |
| Compatible Voltage | 12V–800V Battery Systems |
| Application | EV / ESS / Industrial Energy Storage |

Engineering Details: Practical Value Beyond Parameters
Let's delve into how aluminum-cased lithium iron phosphate battery packs solve real-world problems from an engineering application perspective:
In electric vehicle applications, the lightweight design of the Aluminum Case for Electric Bike Battery Pack directly translates to higher energy density, enabling vehicles to achieve longer driving ranges with the same battery pack weight. Simultaneously, the thermal conductivity of the aluminum casing works in conjunction with the battery management system to ensure battery temperature stability during high-speed driving or frequent acceleration, preventing performance degradation due to overheating.
In energy storage system design, the high thermal conductivity of the Aluminum Case for EV Electric Bus LiFePO4 Battery pack allows for more efficient space utilization of the battery pack. Traditional lead-acid batteries require larger heat dissipation spaces, while our aluminum-cased products can be compactly arranged, providing higher energy density for energy storage systems and reducing system footprint.
In industrial equipment applications, the modular design of the Aluminum Case for EV Lithium Battery Pack allows for flexible configuration of the battery pack according to the power requirements of the equipment. Engineers can easily adjust the system voltage and capacity through parallel or series connections, eliminating the need to design separate battery systems for different devices, greatly simplifying the design process.

contact us
Need a prismatic cell case that won't fatigue-crack under cyclic swelling or compromise your thermal interface consistency? Submit your cell dimensions, swelling characteristics, and pack cooling configuration, and our forming engineering team will validate shell depth, wall thickness, and corner radius geometry to ensure your next LiFePO4 module achieves the structural and thermal reliability your application demands.
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