Industrial Catalog

Industrial Connectors

Professional industrial power connection solutions. Browse our comprehensive range of IEC standard plugs, sockets, and accessories designed for demanding industrial environments.

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251 products found
32A 5-Pin Appliance Inlet, IP44, 400V, IEC 60309 Red Panel Mounted Inlet (6h)

32A 5-Pin Appliance Inlet, IP44, 400V, IEC 60309 Red Panel Mounted Inlet (6h)

Product Overview The CHBEB 32A 5-Pin Appliance Inlet is designed in accordance with IEC 60309 standards, providing a reliable and standardized power input solution for industrial equipment. With a rated current of 32A, rated voltage of 400V, 5-pin configuration, and IP44 protection, this appliance inlet offers stable electrical performance and protection against splashing water and […]

Model: MXS3-E254-6
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125A 5-Pin Appliance Inlet, IP67, 400V, IEC 60309 Red Panel Mounted Device Inlet (6h)

125A 5-Pin Appliance Inlet, IP67, 400V, IEC 60309 Red Panel Mounted Device Inlet (6h)

Product Overview The CHBEB 125A 5-Pin Appliance Inlet is designed in accordance with IEC 60309 standards, providing a safe and stable high-current power input solution for heavy-duty industrial equipment. With a rated current of 125A, rated voltage of 400V, 5-pin configuration, and IP67 protection, this appliance inlet ensures excellent electrical performance and reliable protection against […]

Model: TYP-1983
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125A 4-Pin Appliance Inlet, IP67, 400V, IEC 60309 Red Panel Mounted Device Inlet (6h)

125A 4-Pin Appliance Inlet, IP67, 400V, IEC 60309 Red Panel Mounted Device Inlet (6h)

Product Overview The CHBEB 125A 4-Pin Appliance Inlet is manufactured in accordance with IEC 60309 standards, providing a reliable and high-current power input solution for heavy-duty industrial equipment. With a rated current of 125A, rated voltage of 400V, 4-pin configuration, and IP67 protection, this appliance inlet ensures stable power transmission and excellent resistance against water, […]

Model: TYP-3583
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125A 3-Pin Appliance Inlet, IP67, 230V, IEC 60309 Blue Panel Mounted Device Inlet (6h)

125A 3-Pin Appliance Inlet, IP67, 230V, IEC 60309 Blue Panel Mounted Device Inlet (6h)

Product Overview The CHBEB 125A 3-Pin Appliance Inlet is designed in accordance with IEC 60309 standards, providing a high-current, fixed power input solution for heavy-duty industrial equipment. With a rated current of 125A, rated voltage of 230V, 3-pin configuration, and IP67 protection, this appliance inlet delivers stable electrical performance while offering excellent resistance to dust, […]

Model: TYP-3665
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63A 4-Pin Appliance Inlet, IP67, 400V, IEC 60309 Red Panel Mounted Device Inlet (6h)

63A 4-Pin Appliance Inlet, IP67, 400V, IEC 60309 Red Panel Mounted Device Inlet (6h)

Product Overview The CHBEB 63A 4-Pin Appliance Inlet is manufactured in accordance with IEC 60309 standards, providing a secure and reliable fixed power input solution for industrial equipment requiring three-phase power. With a rated current of 63A, rated voltage of 400V, 4-pin configuration, and IP67 protection, this appliance inlet ensures stable electrical performance and excellent […]

Model: TYP-3658
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63A 4-Pin Appliance Inlet, IP67, 400V, IEC 60309 Red Panel Mounted Device Inlet (6h)

63A 4-Pin Appliance Inlet, IP67, 400V, IEC 60309 Red Panel Mounted Device Inlet (6h)

Product Overview The CHBEB 63A 4-Pin Appliance Inlet is manufactured in accordance with IEC 60309 standards, providing a secure and reliable fixed power input solution for industrial equipment requiring three-phase power. With a rated current of 63A, rated voltage of 400V, 4-pin configuration, and IP67 protection, this appliance inlet ensures stable electrical performance and excellent […]

Model: TYP-3656
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63A 3-Pin Appliance Inlet, IP67, 230V, IEC 60309 Blue Panel Mounted Device Inlet (6h)

63A 3-Pin Appliance Inlet, IP67, 230V, IEC 60309 Blue Panel Mounted Device Inlet (6h)

Product Overview The CHBEB 63A 3-Pin Appliance Inlet is manufactured in accordance with IEC 60309 standards, providing a secure and reliable fixed power input solution for high-current industrial equipment. With a rated current of 63A, rated voltage of 230V, 3-pin configuration, and IP67 protection, this appliance inlet delivers excellent electrical performance and protection against dust […]

Model: TYP-836
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63A 5-Pin Appliance Inlet, IP44, 400V, IEC 60309 Red Panel Mounted Device Inlet (6h)

63A 5-Pin Appliance Inlet, IP44, 400V, IEC 60309 Red Panel Mounted Device Inlet (6h)

Product Overview The CHBEB 63A 5-Pin Appliance Inlet is manufactured in accordance with IEC 60309 standards, providing a reliable fixed power input solution for high-current three-phase industrial equipment. With a rated current of 63A, rated voltage of 400V, 5-pin configuration, and IP44 protection, this appliance inlet ensures safe and stable power connections for indoor and […]

Model: TYP-1688
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63A 4-Pin Appliance Inlet, IP44, 400V, IEC 60309 Red Panel Mounted Device Inlet (6h)

63A 4-Pin Appliance Inlet, IP44, 400V, IEC 60309 Red Panel Mounted Device Inlet (6h)

Product Overview The CHBEB 63A 4-Pin Appliance Inlet is manufactured in accordance with IEC 60309 standards, providing a reliable fixed power input solution for high-current three-phase industrial equipment. With a rated current of 63A, rated voltage of 400V, 4-pin configuration, and IP44 protection, this appliance inlet ensures safe and stable power connections for indoor and […]

Model: TYP-1982
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32A 4-Pin Appliance Inlet, IP67, 400V, IEC 60309 Red Panel Mounted Device Inlet (6h)

32A 4-Pin Appliance Inlet, IP67, 400V, IEC 60309 Red Panel Mounted Device Inlet (6h)

Product Overview The CHBEB 32A 4-Pin Appliance Inlet is manufactured in accordance with IEC 60309 standards, providing a robust and waterproof fixed power input solution for three-phase industrial equipment. With a rated current of 32A, rated voltage of 400V, 4-pin configuration (3P+E), and IP67 protection, this appliance inlet delivers safe and reliable electrical connection in […]

Model: TYP-832
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How Industrial Connectors Work

Industrial connectors function by mechanically bridging electrical circuits between cables and machinery. They utilize a male (pin) and female (socket) mating system to transmit power, data, and signals reliably in harsh environments.

Industrial Connector Internal Structure

The core mechanism relies on creating a continuous, low-resistance path for electrons. Precision-engineered contacts slide into insulators, ensuring that the connection remains stable even under heavy vibration or thermal expansion.

Precision Mating Contacts

Copper alloy pins and sleeves slide together to create a low-resistance electrical path, ensuring stable transmission even under vibration.

Polarized Insulating Inserts

The inner core not only isolates currents but also features keyed profiles to ensure the plug and socket only mate in the correct orientation.

Robust PA66 Housing & Lid

High-grade thermoplastic shells resist impact, while the spring-loaded lid protects the socket and latches the plug securely when mated.

Waterproof Sealing Structure

The tail cable gland tightens around the wire, while internal gaskets create an IP-rated seal (e.g., IP44/IP67) to block water and dust.

Key Advantages of Industrial Connectors

Industrial connectors provide safe and stable power connections in harsh environments including high temperatures, humidity, vibration, and dust.

They support fast installation, modular expansion, and standardized interfaces for industrial equipment, ensuring reliable operation in the most demanding conditions.

Superior Ingress Protection

IP44 to IP67 rated sealing structure effectively blocks dust and moisture, ensuring reliability in wet or dirty environments.

Heat & Impact Resistance

High-grade PA66 engineering plastic resists impact, corrosion, and extreme temperatures (-25°C to +80°C).

Safe Locking Mechanism

Built-in locking system prevents accidental disconnection caused by heavy vibration or cable pulling.

Global Standards

Standardized color coding and dimensions (IEC 60309) ensure compatibility worldwide.

Industrial Testing Laboratory

Where Industrial Connectors Are Used

Industrial connectors are widely used across diverse industries requiring reliable power distribution and equipment connectivity.

Manufacturing & Automation

Power connections for heavy assembly lines, robotics, and CNC machinery.

Construction & Live Events

Temporary power distribution for outdoor sites, stage lighting, and mobile generators.

Food & Beverage Processing

Waterproof connections suitable for high-pressure washdowns and hygiene-critical areas.

Port & Shore Power

Corrosion-resistant connections for ship-to-shore power supply and container terminals.

Mobile Machinery

Vibration-proof power for agricultural, mining, and sanitation vehicles.

Refrigerated Containers

Standardized plugs for maintaining temperature control in global cold chain logistics.

Industrial Applications Overview

Match Scenarios to Connectors: Big Current vs. Standard Plug

Different industrial scenarios require different connectors — here’s how to pick:

Big Current Quick Connector
Heavy Duty

Big Current Quick Connector

Current
Up to 1250A
Connection
10s Quick Cam Lock
Cable
95-300mm²
Scenario
Generator Emergency Supply / Outdoor Engineering
Standard Industrial Plug
Standard IEC

Standard Industrial Plug

Current
16A - 63A
Connection
1-2min Screw Lock
Cable
1.5 - 25mm²
Scenario
Fixed Equipment (Machine Tools)

Want to know the design details behind these connectors?

Check the section below

Design Considerations for Industrial Connectors

The design of industrial connectors must consider electrical conductivity, heat dissipation, locking safety, mechanical strength, environmental sealing, and ergonomic operation.

1

Low-Resistance Contact Design

Optimized pin geometry and copper alloy selection minimize temperature rise and ensure high conductivity during high-current transmission.

2

Housing Material

Flame-Retardant Material SelectionUtilization of PA66 (UL94 V-0) engineering plastic ensures the housing is self-extinguishing and resistant to heat deformation.

3

Sealing Strategy

Compression Sealing Structure Gasket hardness and groove dimensions are precisely calculated to maintain IP67 ratings even after repeated mating cycles.

4

Cable Retention

The tail gland design firmly grips the cable, transferring mechanical stress away from the internal contact termination points.

5

Ergonomic Grip & Operation

Ribbed housing surface and calculated insertion force reduce operator fatigue during installation and maintenance.

Industrial Connector Exploded View

Differences Between Connector Categories

Although all industrial connectors follow the same safety principles, each category is optimized for different environments, power loads, and equipment requirements.

Industrial Plugs

General power input connectors for industrial machines and equipment.

Industrial Sockets

Fixed power output interfaces for walls, panels, and cabinets.

Mechanical Interlocks

Interlocked sockets preventing plug insertion/removal under load for enhanced safety.

Additional Device Plugs

Specialized plugs for instruments, control signals, and auxiliary systems.

Additional Sockets

Expansion sockets installed on cabinets or panels for additional power points.

American Standard Single-Core

High-current connectors used in welding equipment and heavy-duty applications.

Low Voltage Small Plugs

Compact connectors for portable tools and low-power industrial devices.

Multifunctional Industrial Plugs

Multi-purpose plugs combining power, signal, or protective features.

Refrigerated Container Sockets

Salt-spray-resistant and corrosion-proof sockets for reefer containers and marine equipment.
Industrial Connector Product Comparison

Why Choose CHBEB Industrial Connectors

CHBEB provides IEC-standard industrial connectors with full in-house manufacturing, testing, and OEM/ODM capabilities. Our production bases in Yueqing and Nanjing ensure fast delivery and consistent quality for global customers.

Advanced In-House Mold Development

Complete tooling capabilities for custom connector designs and rapid prototyping

Automated Production Lines

State-of-the-art manufacturing ensuring consistent quality and high-volume capacity

100% Quality Inspection

Comprehensive testing protocols including electrical, mechanical, and environmental validation

Full Export Compliance

Complete certifications and documentation for global market requirements

Strong OEM/ODM Customization

End-to-end engineering support from concept to mass production

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