Battery Pack Enclosures for EV and Energy Storage Systems
High-precision aluminum or steel battery pack housings with superior dimensional accuracy and surface finish for EV applications. From prototype to mass production.
Product Gallery
Examples of our precision-manufactured battery pack components
Battery Housing – Upper Shell
CNC-machined upper enclosure with integrated cooling channels, sealing surfaces, and module mounting points.
Battery Tray – Structural Assembly
Reinforced aluminum tray with FSW-welded structure, vibration-resistant ribbing, and module bracket integration.
ESS Cabinet – Modular Steel Frame
High-strength steel frame engineered for ESS modules with modular architecture, cable routing, and structural rigidity.
Battery Housing – Lower Cover
Precision lower cover designed for cooling-plate mounting, sealing accuracy, and robust mechanical alignment.
Mounting Brackets – Module & Cooling Fixtures
Custom-machined brackets for module support, cooling plate installation, and structural reinforcement.
Side Panel Assembly – Ventilation & Cable Routing
Welded aluminum panel with engineered ventilation openings, cable routing channels, and structural support ribs.
Product Overview
Advanced battery pack enclosures designed for maximum protection, thermal management, and manufacturing precision.
Manufacturing Processes
Material Options
Key Features
Advanced Manufacturing Features
Our battery pack enclosures and trays are engineered to meet the demanding requirements of modern EV and ESS applications.
High Precision Machining
Ultra-precise CNC machining for battery housings and structural components.
- Multi-axis CNC centers
- Large-format machining (up to 2000mm)
- Surface finish Ra ≤ 0.8μm
Material Engineering
Expertise in high-performance aluminum and steel materials for EV and ESS applications.
- Aluminum 6061-T6 / 5083
- Stainless steel 304 / 316
- Custom alloy options
Quality Assurance
Automotive-grade inspection and testing for structural and sealing reliability.
- CMM dimensional validation
- Helium leak testing (IP67 readiness)
- ISO/TS 16949 compliant processes
Custom Design Support
DFM-driven engineering to optimize structure, sealing, and manufacturability.
- DFM consultation
- Prototype development
- Engineering collaboration
Technical Specifications
Detailed specifications and capabilities for our battery enclosure manufacturing
Manufacturing Capabilities
Materials
Aluminum Alloys
- • 6061-T6 — Structural strength & stability
- • 5083-H111 — Marine-grade corrosion resistance
- • 7075-T6 — High strength-to-weight ratio
Steel Grades
- • Q235B — Structural frames
- • 304 Stainless — General corrosion resistance
- • 316L Stainless — High corrosion resistance
Manufacturing Processes
Machining
- • 5-axis CNC
- • Large gantry mills
- • Precision drilling
Joining
- • FSW welding
- • TIG welding
- • Mechanical fastening
Applications
Our battery enclosures and trays serve diverse EV and ESS applications
Passenger EVs
Precision-machined battery housings engineered for sedans, SUVs and premium EV platforms, ensuring structural rigidity and optimal thermal integration.
Commercial & Heavy-Duty EVs
Reinforced battery trays and steel-aluminum structures designed for buses, trucks, logistics fleets and high-vibration operating environments.
Residential ESS
Compact and lightweight aluminum enclosures for home energy storage modules with enhanced safety, thermal performance and long-cycle reliability.
Industrial & Utility ESS
Large-format ESS enclosures and modular steel frames engineered for commercial facilities, C&I systems and grid-scale containerized storage.
Why Choose Us
15+ years of expertise in precision metal manufacturing for the EV and energy storage industries
High Precision Manufacturing
±0.1mm tolerance control with advanced CNC machining centers and comprehensive quality inspection systems.
- 5-axis CNC machining
- CMM dimensional inspection
- Surface roughness Ra 0.8μm
Advanced Welding Technology
FSW friction stir welding and vacuum brazing capabilities for superior joint strength and minimal distortion.
- FSW for aluminum alloys
- Vacuum brazing systems
- Helium leak testing
Fast Delivery & Flexibility
From prototype to mass production with flexible scheduling and reliable delivery performance.
- 7-15 days prototyping
- Scalable production
- Global shipping network
Engineering Support
DFM analysis and engineering consultation to optimize your designs for manufacturability and cost efficiency.
- Design for Manufacturing
- Process optimization
- Technical documentation
One-Stop Solution
Complete supply chain management from raw materials to finished assemblies with integrated quality control.
- Material sourcing
- Assembly services
- Packaging & logistics
Global Market Experience
Serving Europe, North America, and Asia with deep understanding of regional standards and requirements.
- Multi-region compliance
- International standards
- Export documentation
Quality Certifications
Committed to the highest quality standards with comprehensive certifications and rigorous testing protocols
ISO 9001:2015 Quality Management
Comprehensive quality management system ensuring consistent product quality and continuous improvement processes.
IATF 16949 Automotive Standard
Automotive industry quality management standard specifically for EV and automotive battery system components.
IP67 Protection Rating
Certified testing capabilities for dust-tight and waterproof sealing requirements of battery enclosures.
RoHS & REACH Compliance
Environmental compliance ensuring safe materials and processes for European and global market requirements.
Quality Performance
Testing Capabilities
- Coordinate Measuring Machine (CMM)
- Helium Leak Detection Testing
- Surface Roughness Analysis
- Material Composition Analysis
- Pressure & Vibration Testing
- Salt Spray Corrosion Testing
Manufacturing Facilities
State-of-the-art production facilities equipped with advanced machinery and automation for precision metal manufacturing
Production Capacity
CNC Machining Centers
High-precision 5-axis machining centers for complex battery housing and cooling plate manufacturing.
FSW Welding Stations
Advanced friction stir welding equipment for aluminum battery tray and cooling system assembly.
Key Equipment
- 5-Axis CNC Machining CentersDMG MORI, Haas, Mazak
- FSW Welding SystemsESAB, Lincoln Electric
- Vacuum Brazing FurnacesHigh-temperature processing
- CMM Inspection SystemsZeiss, Hexagon
- Helium Leak TestersPfeiffer Vacuum
- Surface Treatment LinesAnodizing, powder coating
Certifications
Manufacturing Process Flow
Get Your Custom Manufacturing Quote
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Project Details
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