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7/8" Circular Connector

Your Trusted Source for High-Quality Circular Electrical Connectors

Welcome To The World of 7/8" Circular Connectors

1. The Housing Is Made Of Zinc Alloy, Nickel - Plated Brass Or High - Strength Engineering Plastic, Which Is Impact - Resistant And Corrosion - Resistant.
2. It Is Sturdy And Reliable. The Threaded Locking Mechanism Resists Vibration And Impact, Ensuring A Stable Connection.
3. With Protection Ratings Of IP67, IP68 Or IP69k, It Is Dust - Proof And Waterproof, Suitable For Harsh Environments.
4. Options Of Connectors Or Finished Products With Cables Are Provided To Meet Various Installation Requirements.
5. Core Numbers From 3 To 6 Are Available, Meeting Diverse Application Needs Such As Signal Transmission And Power Connection.
6. The Standardized Interface Design Ensures Seamless Compatibility With Mainstream 7/8” Connectors.
7. The Rated Voltage Is 300v, The Rated Current Reaches 9a - 13a, With Low Contact Resistance (≤5mω) And High Insulation Resistance (≥500mω)
7/8" Circular Connectors
The 7/8” circular connector features IP67, IP68 or IP69K ratings, offering waterproof, oil - resistant and low - temperature - resistant properties. It
operates stably and reliably, and supports threaded locking connection, ensuring excellent electrical performance even in vibrating environments.
It is widely used for power, signal and data transmission connections in industrial automation, sensor systems, robots, rail transit, new energy
equipment, and intelligent production lines in Industry 4.0.
Connoder can provide customers with diverse and innovative connection solutions, including standard and customized 7/8” circular connectors
and assembled cable components, facilitating efficient interconnection of devices.

7/8" Circular Connector Types

Explore our 7/8" circular connector range today to discover the best connectivity solution for your project! If you need more technical details or customization advice on the 7/8" circular connector, please feel free to contact us for more information and support.
78 Panel Mount Connector

7/8" Panel Mount Connector

Suitable for perforated installation on the equipment housing or panel, providing a stable external interface.
Installation methods: Front - panel mounting, Rear - panel mounting.
Connection methods: Wire - welding, PCB - plugging.
Protection level: IP67

78 Assembled Connector

7/8" Assembled Connector

A flexible connection solution designed for industrial automation, especially suitable for scenarios that require on - site assembly or customized wiring.
Material types: Plastic assembly
Connection methods: Screw - terminal connection
Protection level: IP67

78 Pre-Molded Cable Assemblies

7/8" Pre-Molded Cable Assemblies

The precision injection - molding of the connector and cable is completed before leaving the factory, ensuring consistency and high reliability.
Cable types: PVC, PUR.
Length customization: Custom lengths as specified by customers are supported, reducing on - site wiring and connection work.
Protection level: IP67

7/8" Circular Connector

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7/8" Circular Connector

Downloads on The Topic of Circular Connectors

Connoder European - standard M - series Circular Connectors --- 7/8" Series

Applications of Circular Connectors

Circular plug connectors and circular power connectors are used across various industries.
Connoder’s connectors are engineered for durability, with IP67/IP68 ratings for water and dust resistance, ensuring performance in harsh environments.
M5 Circular Connector Industrial Automation
Industrial Automation
Connection of miniature sensors (proximity, photoelectric, capacitive, ultrasonic).
Signal transmission for micro-actuators.
Compact connections in robotic arms and precision automation equipment.
M5 circular connector Robotics
Robotics
Data and control signal interface in collaborative robots (cobots).
Encoder and feedback sensor connections in robotic joints.
Use in compact robotic grippers and vision modules.
M5 circular connector Measurement & Testing Instruments
Measurement & Testing Instruments
Connection of portable measuring devices (temperature, pressure, vibration).
Data acquisition systems requiring small and durable connectors.
Precision test and calibration tools.
M5 circular connector Medical Technology
Medical Technology
Miniature medical devices and diagnostic equipment.
Patient monitoring systems where compact and safe connections are critical.
Portable medical instruments requiring quick-connect interfaces.
M5 circular connector Communication & Electronics
Communication & Electronics
Antenna connections for small wireless modules.

Board-to-cable and cable-to-cable links in compact electronic devices.

Industrial handheld terminals and mobile controllers.

Circular Connector Technical Guide

Comparison of Pin Numbers and Coding Differences of Circular Connectors

Housing material
Nickel-plated brass
Sealing material
Epoxy resin/rubber
Contact material
Phosphorus copper gold
plating/brass gold plating
Insulation material
PA9T
Modeling materials
TPU/PVC/PUR
Contact resistance
≤5mΩ
Durability
≥500 times
Insulation resistor
100 mΩ
Applicable temperature
-40°C Tо +80°C
Waterproof grade
IP67 / IP68

Pin Configuration and Electrical Parameters of 7/8" circular connector Connector

7/8" circular connector 3 Core Male
3 Core Male
7/8" circular connector 4 Core Male
4 Core Male
7/8" circular connector 5 Core Male
5 Core Male
7/8" circular connector 6 Core Male
6 Core Male
7/8" circular connector 3 Core Female
3 Core Female
7/8" circular connector 4 Core Female
4 Core Female
7/8" circular connector 5 Core Female
5 Core Female
7/8" circular connector 6 Core Female
6 Core Female

Different Opening Sizes of Circular Connectors

Opening Size for 7/8" Circular Connector with PG13.5 Threads
Opening Size for 78 Circular Connector with 7/8-16UHF Threads
Opening Size for 78 Circular Connector with M26x1.5 Threads
Opening Size for 78 Circular Connector with M26x1.5 Threads

Global Compatibility and Mil-Spec Solutions

Our circular mil spec connectors and circular plug connectors meet stringent global requirements and are ideal for harsh industrial and outdoor environments. We also offer circular plastic connectors and circular power connectors to meet specific application requirements.
Explore our catalog of high-reliability connectors, including our complete M-series lineup, compatible with leading brands such as:
For more technical specifications and support, visit our company page: 
www.connoder.com

Why Choose Connoder Circular Connectors?

With years of expertise, Connoder delivers:

Quality Assurance

ISO-certified manufacturing processes.

Customization

Tailored solutions for unique applications.

Global Support

Dedicated customer service and technical support.

Innovation

Cutting-edge designs for modern connectivity needs.

Certification

ISO 9001 and ISO 14001 certified.

Sales Network

Global customer base in over 50 countries.

Why Choose Connoder Circular Connectors?

If you're searching for reliable, custom-engineered circular connectors for your project, connoder is your trusted partner. 
Contact us today to request a quote or a free sample.

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