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WF28 Aviation Connector Industrial Circular Power and Signal Plug

>Number Of CoresNumber Of Cores 2/3/4/5/7/9/12 Pin
Contact DiameterContact Diameter(mm) 1-2.5
IP RatingIP Rating IP65
Shell MaterialShell Material Zinc Alloy
Temperature RangeTemperature Range -40°C ~+85°C
TerminationTermination Solder / Crimp
Rated CurrentRated Current(A) 5-25A
Rated VoltageRated Voltage(Ac.V) 250V
Test VoltageTest Voltage(Ac.V)1Min 1500 V
Insulation ResistanceInsulation Resistance (MΩ) ≥1000 MΩ
Contact ResistanceContact Resistance (MΩ) ≤ 5 MΩ
CertificationCertification
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1. What Is the WF28 Aviation Connector?

The WF28 Aviation Connector is a large-size threaded circular connector designed for industrial power transmission and multi-signal control systems. Compared with smaller aviation plug models, the WF28 series offers a larger contact diameter and higher current-carrying capability, making it suitable for equipment requiring stable electrical performance and strong mechanical fixation.
WF28.jpg

It is commonly used in automation machinery, power distribution units, testing equipment, and industrial control cabinets.


2. Strong Threaded Coupling for Secure Locking

The WF28 aviation plug adopts a precision threaded locking mechanism to ensure firm mating between plug and socket.

Advantages include:


1.Anti-vibration performance in heavy machinery

2.Stable retention under cable tension

3.Reduced risk of accidental disconnection

4.Clear mechanical engagement during installation


This locking structure makes the WF28 connector ideal for applications where stable long-term electrical connection is critical.


3. High Current Capacity with Larger Contact Structure

One of the core advantages of the WF28 circular connector is its larger internal contact design.

Key structural features:


1.Increased contact diameter for improved conductivity

2.Optimized contact spacing for electrical safety

3.Support for higher rated current compared to smaller models

4.Suitable for mixed power and signal transmission

The WF28 series can be configured for power circuits, motor interfaces, and control signal integration in a single connector body.

WF插头.jpg

4. Durable Metal Shell for Industrial Protection

The connector housing is manufactured using a metal shell structure, providing:


1.Mechanical strength against impact

2.Basic EMI shielding capability

3.Wear resistance in frequent connection cycles

4.Long service life in factory environments


When properly installed, the WF28 aviation connector can meet industrial protection requirements depending on configuration and sealing design.


5. Multiple Contact Configurations

The WF28 connector is available in multiple contact arrangements to meet different wiring demands.

Typical applications include:

1.Industrial power input

2.Equipment output interface

3.Motor control wiring

4.Automation signal routing

Contact quantity varies depending on engineering requirements. Custom layouts can be developed for OEM projects.


6. Flexible Termination and Mounting Options

To adapt to different installation methods, the WF28 series supports:


1.Cable plug versions

2.Panel mount receptacle versions

3.Rear panel installation

4.Solder termination

5.Crimp termination (depending on structure)

This flexibility allows easy integration into control cabinets, distribution panels, and equipment housings.
WF连接器.jpg

7. Application Scenarios of WF28 Aviation Plug

Due to its larger size and stronger electrical capability, the WF28 aviation connector is commonly used in:


1.Industrial automation machinery

2.Power supply distribution systems

3.Electrical testing equipment

4.CNC systems

5.Manufacturing production lines

Its threaded circular design ensures organized cable management and reliable electrical continuity in demanding environments.


Conclusion

The WF28 Aviation Connector is a heavy-duty circular connector designed for industrial power and control applications. With its threaded locking mechanism, larger contact structure, and durable metal housing, it provides reliable performance in demanding environments.

Whether for automation machinery, power interfaces, or control cabinet systems, WF28 connectors deliver stable electrical transmission and secure mechanical fixation.

For technical specifications or bulk purchasing inquiries, contact our team for professional support.

Item

Parameters

Number of Cores

2/3/4/5/7/9/12 Pin

Gender

Male/Female

Housing Material

Zinc Alloy

Locking System

Screw Locking

Temperature Range

-40°C ~+85°C

Rated Current (A)

5-25 A

Rated Voltage (AC.V)

250 V

Test Voltage (AV.C)1Min

1500 V

Insulation Resistance ()

 1000 MΩ

Contact Resistance ()

 5

Termination

Solder/Crimp


Related Resource


Related After-sales Questions KMYD Connectors is committed to providing solutions for WF28 Aviation Connector Industrial Circular Power and Signal Plug product manufacturing.

Customer Reviews

   

Score
 Remove

Review Title

Review Text

   WF28 Multi-Core Industrial Connector


LuxuryLover99  2026-02-02

Multi-core, perfect for industrial control!
   WF55 High-Pin Large Cabinet Connector


PetPal88  2026-02-02

High core count, cuts cabinet cable clutter!
   WF16 Compact Mini Industrial Connector


MommyAndMeShop  2026-02-02

Compact fit, stable signal for indoor sensors!
   WF16 Sensor Mini Connector


GamerGirl90  2026-02-02

Perfect small connector for indoor sensors! Compact size fits all tight equipment gaps, super durable.
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