Editorial Technical Reference

Door

This page explains how Door is classified within Machinery and Equipment Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

A movable barrier that provides access to the interior of a panel enclosure while protecting internal components.

Representative product image. Confirm appearance and specifications with the manufacturer.

Product Specifications

Technical details and manufacturing context for Door

Definition
A door is a structural component of a panel enclosure, serving as an access point for installation, maintenance, and inspection of electrical or electronic equipment housed within. It provides physical protection against environmental factors, unauthorized access, and safety hazards while allowing controlled entry when needed. The door operates on a hinged or sliding mechanism that allows it to open and close securely. When closed, it typically engages with a locking or latching system to maintain enclosure integrity. It may incorporate viewing windows, ventilation features, or sealing elements depending on the specific application requirements. Doors are available in various materials, including steel, aluminum, and polycarbonate, each offering different properties such as strength, weight, and corrosion resistance. Standard dimensions for panel enclosure doors include widths from 400 to 1200 mm, heights from 600 to 2000 mm, and thicknesses from 1.5 to 3.0 mm. The maximum load capacity ranges from 50 to 200 kg, depending on hinge and material. Operating temperature ranges from -40 to 85°C, with ingress protection ratings from IP54 to IP65. Material grades for steel are typically 304 to 316, and surface finishes range from Ra 0.8 to 1.6 μm. Door weight varies from 5 to 30 kg, and hinge opening angles range from 90 to 180 degrees. Sealing materials include EPDM to silicone, and locking mechanisms may have 3 to 5 points. These values are reference ranges and must be verified with the manufacturer for specific models and applications. Standards such as IEC 60068-2-1, IEC 60068-2-2, IEC 60529, ASTM A240, and ISO 4287 are referenced for testing and verification, but do not imply certification. Always confirm model-specific specifications and compliance with the legal manufacturer or supplier.
Working Principle
The door operates on a hinged or sliding mechanism that allows it to open and close securely. When closed, it typically engages with a locking or latching system to maintain enclosure integrity. It may incorporate viewing windows, ventilation features, or sealing elements depending on the specific application requirements. The door's sealing elements, such as EPDM or silicone gaskets, provide protection against dust and water ingress, contributing to the enclosure's IP rating. The hinge design and material influence the maximum load capacity and opening angle. The locking mechanism, with multiple points, enhances security and ensures proper closure. The door's construction, including material and thickness, affects its rigidity and weight, which are critical for handling and hinge selection. Proper installation and maintenance are essential to ensure the door functions correctly and maintains the enclosure's protective properties.
Common Materials
Steel, Aluminum, Polycarbonate
Technical Parameters
ParameterTypical rangeNotes & selection driver
Door Width400–1200 mmStandard widths for panel enclosures
Door Height600–2000 mmStandard heights for panel enclosures
Door Thickness1.5–3.0 mmThicker for higher rigidity
Maximum Load Capacity50–200 kgDepends on hinge and material
Operating Temperature-40–85 °CExtended range for outdoor useIEC 60068-2-1, IEC 60068-2-2
Ingress Protection RatingIP54–IP65Higher IP for dusty or wet environmentsIEC 60529
Material Grade304–316316 for corrosion resistanceASTM A240
Surface FinishRa 0.8–1.6 μmSmoother for hygiene or aestheticsISO 4287
Door Weight5–30 kgAffects handling and hinge selection
Hinge Opening Angle90–180 °180° for full access
Sealing MaterialEPDM–SiliconeSilicone for high temperature
Locking Mechanism3-point–5-pointMore points for security

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

Components / BOM
  • Hinge Part
    Provides rotational movement for door opening and closing
    Material: steel
  • Handle Part
    Allows manual operation of the door
    Material: steel
  • Locking Mechanism
    Secures the door in closed position
    Material: steel
  • Seal/Gasket Part
    Provides environmental sealing when door is closed
    Material: rubber
  • Viewing Window Part
    Allows visual inspection without opening the door
    Material: polycarbonate
  • Sliding Mechanism Optional
    The sliding running gear used on doors that slide instead of swinging on hinges.

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Door.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: 0 to 0.5 bar differential
other spec: IP65 ingress protection rating
temperature: -40°C to +85°C
Media Compatibility
✓ Indoor industrial air ✓ Dry particulate environments ✓ Non-corrosive chemical vapors
Unsuitable: High-pressure washdown or direct water immersion
Sizing Data Required
  • Enclosure cutout dimensions (width x height)
  • Required sealing class (IP rating)
  • Mounting method (hinge type, latch mechanism)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Hinge wear and misalignment
Cause: Repeated cyclic loading, inadequate lubrication, and corrosion leading to increased friction and eventual deformation or failure of hinge components.
Seal degradation and air/water infiltration
Cause: UV exposure, thermal cycling, mechanical abrasion, and chemical attack compromising the integrity of weatherstripping and gaskets.
Maintenance Indicators
  • Audible squeaking, grinding, or popping noises during operation indicating hinge or roller wear
  • Visible gaps, drafts, or water ingress around the door perimeter signaling seal failure
Engineering Tips
  • Implement a scheduled lubrication program using manufacturer-recommended lubricants on hinges, rollers, and tracks to reduce friction and wear
  • Conduct periodic alignment checks and adjustments to ensure proper door-to-frame fit, preventing binding and uneven stress distribution

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
ANSI/BHMA A156.115 - Hardware for swinging doors EN 14351-1:2006 - Windows and doors - Product standard

Quoted from the published standard.

Manufacturing Precision
  • Door slab thickness: +/- 1.5 mm
  • Door frame squareness: +/- 2 mm diagonal difference
Quality Inspection
  • Operational test for smooth opening/closing cycles
  • Fire resistance test (if applicable) to relevant standards

Manufacturers of Door

7 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

SinoExtrud (Foshan Yonghang Aluminum Co., Ltd)
Foshan, Guangdong, CN
ISO EN
Listed on the company's own website · profile compiled by CNFX from public sources
Aier Ventilation
Shanghai, CN
Also makes: Access Doors, HVAC Systems, Gate Assembly and 1 more
Listed on the company's own website · profile compiled by CNFX from public sources
HTS NEW MATERIALS
Jiangxi, CN
Listed on the company's own website · profile compiled by CNFX from public sources
TechPro
Jinan, Shandong, CN
Listed on the company's own website · profile compiled by CNFX from public sources
XIONGLI HVAC
Guangdong, CN
Listed on the company's own website · profile compiled by CNFX from public sources
ZENGO Airandus
Ningbo, Zhejiang, CN
Also makes: Ventilation Fan, Centrifugal Fan, Flexible Duct and 8 more
Listed on the company's own website · profile compiled by CNFX from public sources
Zhaoqing Hongfeng Zhiyang Precision Products Co., Ltd.
Zhaoqing, Guangdong, CN
Listed on the company's own website · profile compiled by CNFX from public sources

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
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Inspection readiness
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Frequently Asked Questions

What materials are available for panel enclosure doors?

According to the directory, panel enclosure doors can be made of steel, aluminum, or polycarbonate. Each material offers different properties such as strength, weight, and corrosion resistance. The specific material grade, such as 304 or 316 for steel, should be confirmed with the manufacturer for the intended application.

What are the standard dimensions for these doors?

The directory lists standard widths from 400 to 1200 mm, heights from 600 to 2000 mm, and thicknesses from 1.5 to 3.0 mm. These are reference ranges; actual dimensions may vary by model and must be verified with the supplier.

What ingress protection ratings are typical?

Typical ingress protection ratings range from IP54 to IP65, as per IEC 60529. Higher ratings are suitable for dusty or wet environments. Always confirm the specific rating for the door model and its compliance with the standard.

How should I verify the door's compliance with standards?

The directory references standards such as IEC 60068-2-1, IEC 60068-2-2, IEC 60529, ASTM A240, and ISO 4287. These are for verification purposes only. You should request documentation from the manufacturer or supplier to confirm that the specific door model meets the required standards and specifications.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification
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