Harting Circular connectors M12 Series Circular Connector, 4-Pole Contact Configuration, 4A Current Rating - 21031112405
This circular connector provides a Compact Interface for industrial sensor and actuator wiring in automation and electrical systems. It is a straight A-coded socket designed for cable mounting, offering a four-contact arrangement suitable for low-voltage signal and power connections in harsh environments.
Features & Benefits
• Four gold-plated contacts ensure low-resistance signal transmission
• Brass contact cores with gold over nickel deliver corrosion resistance
• IDC termination enables rapid, reliable cable installation
• Rated for 4A to support moderate current sensor circuits
• Operates from -40 to 85°C for wide temperature deployments
• IP65 and IP67 ingress protection permits use in wet conditions
Applications
• Suitable for connecting proximity sensors on factory equipment
• Ideal for linking field devices in conveyor control systems
• Used with industrial encoders requiring Compact 4-pin interfaces
• Can be used for signal cabling in outdoor automation cabinets
What voltage levels can it handle?
It is specified for use at up to 32 V, appropriate for common sensor and control circuits.
How does the connector attach to wiring without soldering?
The termination uses an insulation displacement connection method that secures conductors without stripping or soldering.
Is the connector keyed to prevent mis-mating?
Yes, it employs A coding to ensure correct alignment with mating plugs of the same code.
What mounting orientation is available for installation?
The body is a straight orientation intended for in-line cable routing.
What mechanical form factor should I expect?
The component conforms to the M12 Shell size with a four-pole layout suitable for Compact industrial assemblies.