Editorial Technical Reference

Battery Enclosure

This page explains how Battery Enclosure is classified within Motor Vehicle Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

A protective housing for electric vehicle battery packs, providing structural support, thermal management, and environmental sealing.

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Product Specifications

Technical details and manufacturing context for Battery Enclosure

Definition

Battery enclosures are critical components in electric vehicles (EVs), housing the battery modules and protecting them from mechanical impact, moisture, dust, and thermal extremes. They are specified by dimensions, material grade, sealing performance, and thermal management capabilities. Grades vary from basic aluminum sheet metal enclosures to advanced composite or high-strength steel designs with integrated cooling channels and fire-resistant properties. The choice of material and design affects weight, cost, safety, and overall vehicle performance.

Working Principle

The enclosure physically contains the battery cells and modules, providing a rigid structure that resists deformation during crashes. It seals the battery pack from environmental contaminants using gaskets and sealants, and may incorporate thermal management features like cooling plates or heat sinks to dissipate heat generated during charging and discharging. Additionally, it can include venting mechanisms to release pressure in case of thermal runaway, enhancing safety.

Common Materials

Aluminum 6061-T6, Aluminum 5052-H32, DC01 cold-rolled steel, SMC (Sheet Molding Compound), Carbon fiber reinforced polymer (CFRP)

Technical Parameters

Parameter	Typical range	Notes & selection driver
Overall Dimensions (L×W×H)	1000–2500 × 500–1500 × 100–300 mm	Customized to vehicle platform
Wall Thickness	1.0–3.0 mm	Depends on material and structural requirements
Material Grade	Al 6061-T6 / Al 5052-H32 / DC01 / SMC	Mechanical properties varyASTM B209 / EN 10130
Tensile Strength	≥ 290 MPa	For aluminum 6061-T6ASTM E8
Yield Strength	≥ 240 MPa	For aluminum 6061-T6ASTM E8
Sealing Rating (IP)	IP67–IP69K	Protection against dust and water immersionIEC 60529
Thermal Conductivity	150–200 W/(m·K)	For aluminum; affects heat dissipationASTM E1461
Operating Temperature Range	-40 to +85 °C	Survival and function rangeISO 16750-4
Weight	30–120 kg	Depends on size and material
Surface Treatment	Anodizing / Powder coating / E-coat	Corrosion resistance and appearanceMIL-A-8625 / ISO 9227
Salt Spray Test Duration	≥ 500 h	Corrosion resistance requirementISO 9227
Vibration Resistance	10–2000 Hz, 5g	Random vibration profileISO 16750-3
Impact Resistance	50g, 11ms	Half-sine shock pulseISO 16750-3
Fire Resistance	≥ 5 min min	Direct flame exposure without penetrationUN ECE R100
Dimensional Tolerance	±0.5 mm	General tolerance for machined partsISO 2768-m
Cooling Channel Pressure Drop	≤ 10 kPa	For liquid-cooled enclosures

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Battery Enclosure.

Published Manufacturer Relationships

Source-reviewed profile relationships currently associated with Battery Enclosure

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Data Basis

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Preliminary Technical Classification

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