What core numbers are available for the M9 connector? How do I choose the core number?

M9 Connector Core Count Specifications

Standard Core Counts : 2, 3, 4, 5, 6, 7, 8 pins, fully covering power + signal hybrid transmission requirements.
Application Coverage : Supports independent power transmission, sensor signal + power, and multi-channel bus communication integration.
Custom Support : Octopusconn (OCTOPUSCONN) provides customized core counts to adapt to special protocol and application requirements.

Core Count Selection & Application Guide

Standard Core Count Selection

2 Core :
• Exclusive for power transmission (DC / low-voltage AC)
• Simple power supply for micro-miniature equipment

3/4 Core :
• Sensor signal (NPN/PNP) + power supply
• Most widely used for miniature sensors & actuators

5/6/7/8 Core :
• Multi-channel signal & IO-Link bus communication
• Integrated power + hybrid signal transmission

Octopusconn Customization Service

Custom Core Count Support :
• Non-standard pin count customization for special protocols
• Tailored pin assignment and wiring definition
• Compatible with proprietary bus and communication protocols

Customization Advantages :
• Perfect fit for special equipment integration needs
• Professional R&D support for protocol matching
• Maintain compact size and high reliability

Core Count Application Summary

M9 connector standard core counts (2-8 cores) fully satisfy all industrial power and signal transmission scenarios. Octopusconn provides professional customized core count services to meet special protocol and equipment integration requirements, ensuring full compatibility and optimal connection performance.

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