Main Body/Shell: Wall Thickness 1.5-3.0 mm, IP Rating IP54-IP68

Component Specifications

Definition

The main body/shell is the primary structural component of an electronics housing system, designed to enclose and protect internal electronic circuits, components, and assemblies from environmental factors, mechanical damage, electromagnetic interference (EMI), and thermal issues. It serves as the interface between the device and its operating environment while ensuring regulatory compliance and user safety.

Working Principle

Provides physical protection through rigid structural design, electromagnetic compatibility via conductive materials/shielding techniques, and thermal management through ventilation, heat sinks, or thermal interface materials. The housing maintains internal component alignment, supports user interfaces, and facilitates mounting/installation.

Materials

Aluminum alloys (6061, 5052), stainless steel (304, 316), ABS plastic, polycarbonate, die-cast zinc, or composite materials with EMI shielding coatings. Material selection depends on required strength, weight, corrosion resistance, thermal conductivity, and cost.

Technical Parameters

Parameter	Typical range	Notes & selection driver
IP Rating	IP54-IP68
EMI Shielding	30-60 dB attenuation
Surface Finish	Powder coating, anodizing, or plating
Wall Thickness	1.5-3.0 mm
Thermal Conductivity	1-200 W/m·K
Operating Temperature	-20°C to +85°C

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

Standards

ISO 9001, IEC 60529, UL 94, RoHS, REACH

Parent Products

This component is used in the following industrial products

Electronics Housing

The electronics housing is a protective enclosure designed to house and shield the sensitive electronic circuitry, sensors, and processing units of a level transmitter.

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Engineering Analysis

Risks & Mitigation

Inadequate thermal management leading to component overheating
Poor EMI shielding causing interference
Corrosion in harsh environments
Mechanical failure from impact/vibration
Non-compliance with safety standards

FMEA Triads

Trigger: Insufficient ventilation or thermal design
Failure: Overheating of internal components
Mitigation: Implement thermal simulation, add heat sinks/fans, use thermally conductive materials, and conduct thermal testing under maximum load conditions

Trigger: Improper sealing or material selection
Failure: Environmental contamination (dust, moisture)
Mitigation: Use appropriate IP-rated designs, gaskets, and corrosion-resistant materials validated through environmental testing

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

±0.5 mm for critical dimensions, ±1.0 mm for non-critical features

Test Method

IP rating testing per IEC 60529, EMI shielding effectiveness per MIL-STD-285, thermal cycling per IEC 60068-2-14, mechanical vibration per IEC 60068-2-6

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

Manufacturers of Main Body/Shell

Manufacturer profiles associated with Main Body/Shell.

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Compiled and source-reviewed by the CNFX editorial team. Each manufacturer above links to the page on that company's own website where the product is listed, with the date we checked it. How we source and review

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Frequently Asked Questions

What are the key considerations when selecting materials for an electronics housing?

Key factors include mechanical strength, weight, corrosion resistance, thermal conductivity for heat dissipation, EMI/RFI shielding effectiveness, cost, manufacturing process compatibility, and compliance with environmental regulations like RoHS and REACH.

How does housing design affect electromagnetic compatibility (EMC)?

Proper housing design uses conductive materials, gaskets, and seams to create a Faraday cage effect, preventing electromagnetic interference from escaping or entering. Design considerations include seam continuity, aperture size/shielding, and grounding points to meet FCC/CE EMC requirements.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Preliminary Technical Classification

This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

Main Body/Shell