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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16A/5P-13 IP44 400V Split Plugs

16A/5P-13 IP44 400V Split Plugs

The 16A/5P-13 IP44 400V Split-Type Industrial Plug is a five-pole (3P+N+E) connector designed according to the IEC 60309 standard. Suitable for 400V three-phase four-wire systems, it supports medium-load applications such as industrial machinery, fans, pumps, and portable power distribution equipment. The split-type design allows faster wiring, easier installation, and simplified maintenance, making it highly suitable […]

Model: TYP-13
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16A/4P-152 IP44 400V Split Plugs

16A/4P-152 IP44 400V Split Plugs

The 16A/4P-152 IP44 400V Split-Type Industrial Plug is a four-pole connector (3P+N) built to the IEC 60309 standard. Designed for 400V three-phase four-wire systems, it is suitable for small to medium industrial machinery, motors, and portable power distribution applications. The split-type construction allows faster wiring and easier maintenance, making it highly convenient for installers and […]

Model: TYP-152
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16A/3P-148 IP44 230V Split Plugs

16A/3P-148 IP44 230V Split Plugs

The 16A/3P-148 IP44 230V Split-Type Industrial Plug is a three-pole connector built to the IEC 60309 standard. Designed with a split-type structure, it allows easier wiring, faster installation, and simplified on-site maintenance. Suitable for 230V single-phase or three-core circuits, it is ideal for small to medium industrial and portable electrical equipment. The housing is made […]

Model: TYP-148
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16A/5P-3 IP44 400V Plugs

16A/5P-3 IP44 400V Plugs

The 16A/5P-3 IP44 400V Industrial Plug is a five-pole (3P+N+E) connector designed according to the IEC 60309 standard, ideal for three-phase four-wire systems. With a 16A current rating and 400V voltage, it is suitable for small to medium industrial machinery, motors, portable distribution units, and construction-site power systems. The housing is made from durable, flame-retardant […]

Model: TYP-3
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16A/4P-252 IP44 400V Plugs

16A/4P-252 IP44 400V Plugs

The 16A/4P-252 IP44 400V Industrial Plug is a four-pole power connector built to the IEC 60309 international standard. Designed for three-phase equipment with a neutral line, it is suitable for small to medium industrial machinery, motors, pumps, and portable power distribution systems. The plug’s housing is made of impact-resistant, flame-retardant PA6 material, ensuring durability in […]

Model: TYP-252
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16A/3P-248 IP44 230V Plugs

16A/3P-248 IP44 230V Plugs

The 16A/3P-248 IP44 230V Industrial Plug is a 3-pole power connector designed according to the IEC 60309 standard. It is widely used for industrial machinery, factory power distribution, mobile power systems, and construction site applications. With a 16A current rating and 230V voltage, it is ideal for small to medium electrical equipment. The housing is […]

Model: TYP-248
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MXG200 red

MXG200 red

The MXG200 Red Single-Pole American Standard Connector is an industrial-grade plug designed for 200A medium-current applications. With an American-standard locking structure, it provides smooth mating, reliable engagement, and stable electrical performance, suitable for UPS units, battery packs, industrial machinery, and energy systems. Its flame-retardant, impact-resistant housing ensures durability in harsh environments such as factories, outdoor […]

Model: MXG200 red
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MXM200 Blue

MXM200 Blue

The MXM200 Blue Single-Pole American Standard Connector is a portable industrial plug engineered for 200A medium-current applications. Designed to American standard dimensions, it offers smooth mating, secure locking, and stable electrical performance, making it ideal for UPS systems, battery packs, industrial power modules, and field power distribution. Its flame-retardant, impact-resistant housing ensures durability in harsh […]

Model: MXM200 Blue
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MXGZ200 yellow

MXGZ200 yellow

The MXGZ200 Yellow Single-Pole American Standard Connector is a medium-current industrial connector designed for applications up to 200A. Built with American-standard mechanical dimensions, it ensures smooth mating, secure locking, and stable electrical performance—ideal for power systems, battery interfaces, and UPS equipment. Constructed with a flame-retardant, impact-resistant housing, the connector withstands harsh industrial and outdoor environments. […]

Model: MXGZ200 yellow
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MXMZ200 green

MXMZ200 green

The MXMZ200 Green Single-Pole American Standard Connector is a medium-current power connector designed for electrical systems operating at 200A. Compared with the 400A series, the MXMZ200 offers a more compact form factor while maintaining excellent durability and reliability for medium-power applications. Its flame-retardant housing ensures safety in industrial environments, while the internal gold-plated copper contact […]

Model: MXMZ200 green
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MXG400 Red

MXG400 Red

The MXG400 Red Single-Pole American Standard Connector is a high-current plug designed for industrial equipment, power distribution systems, and energy storage applications. Built to American connector standards, it features secure mechanical locking and delivers reliable performance even under heavy loads. The housing is made from flame-retardant, impact-resistant engineering plastic, while the internal gold-plated copper contact […]

Model: MXG400 Red
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MXM400 Blue

MXM400 Blue

The MXM400 Blue Single-Pole American Standard Connector is a high-current plug designed for industrial power distribution, heavy-duty equipment, and energy systems. Built to American connector standards, it ensures secure mechanical locking and reliable electrical performance under demanding conditions. Its flame-retardant, impact-resistant housing enhances durability, while the internal gold-plated copper contact ensures low resistance and stable […]

Model: MXM400 Blue
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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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