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    M12 circular connector

    Welcome to the M12 series page

    The M12 circular connector is a core connection component in the field of industrial automation. It is named for its external thread diameter of approximately 12mm. With its threaded locking structure, high protection performance, and flexible adaptability, it is widely used in industrial automation, sensor systems, industrial Ethernet, mechanical equipment, and other scenarios. It is a key component that ensures stable signal and power transmission for equipment. This product has a complete coding specification, covering all series of codes such as A, B, D, K, S, T, X, etc. It can precisely match the connection requirements of different industries and different equipment, balancing reliability and practicality, and is suitable for various complex industrial environments.

    M12 A Type Connector

    M12 A Type Connector

    Performance: It is a universal type of encoder, with the number of cores ranging from 2 to 17. The transmission rate can reach 1 Gbps. It has an IP67 protection level. The shell mostly adopts a non-slip hexagonal structure, which can prevent loosening and water vapor penetration. It is suitable for low-speed analog signals and low-voltage DC power transmission. Application scenarios: It is the basic model in the industrial field. It is often used for the connection of various sensors and actuators such as temperature and humidity, pressure, etc. It is also compatible with industrial I/O modules, PLC signal transmission, and can also be used for the connection scenarios of on-board networks in rail transit, photovoltaic and wind power outdoor equipment, etc.
    M12 B-coded connector

    M12 B-coded connector

    Performance: The core usually has 3 to 5 pins, with a transmission rate of 100Mbps. It adopts a reverse single-key design to prevent incorrect insertion, and is equipped with a metal threaded locking ring to achieve anti-vibration locking. The single shielding structure can reduce crosstalk. The IP67 protection level is suitable for complex environments. Application scenarios: Specifically designed for industrial buses such as ProfiBus and CAN. The core is mainly used for signal interaction between industrial buses and PLCs, industrial cameras and other automation equipment. It can also be used in electric transportation scenarios that require vibration resistance, such as logistics equipment.
    M12 D-coded Connector

    M12 D-coded Connector

    Performance: The mainstream configuration is 4-core, compatible with Cat5e cables, with a transmission rate of up to 100Mbps. It adopts a 360° fully shielded and silicone sealing ring design, which can effectively isolate electromagnetic interference. It supports various industrial high-speed transmission protocols. Application scenarios: Focused on Profinet, EtherCAT, etc. industrial Ethernet transmission, it is widely used in switches and servo drive equipment in factory automation, also compatible with robot arms, AGV, and on-board systems of rail transit. It is also commonly used in harsh working conditions such as in petrochemical and power industries.
    M12 K-coded Connector

    M12 K-coded Connector

    Performance: The core is designed to adapt to three-phase AC power transmission, capable of withstanding a maximum voltage of 630V and a current of 12A. With its unique structure, it avoids mismatches and can meet the power transmission requirements of industrial high-load equipment. It can withstand vibrations and temperature fluctuations in harsh environments. Application scenarios: It is mainly used in high-load industrial equipment with compact space requirements, such as small industrial motors and drivers. It is often used as the three-phase AC power connection component for these types of equipment to ensure stable power supply.
    M12 S-coded connector

    M12 S-coded connector

    Performance: Specifically designed for high-voltage and high-current scenarios, it can withstand up to 230V alternating current. Some models can reach the specification of 16A/630V. It adopts multi-layer silicone sealing and temperature-resistant housing, and the cavity shielding structure can avoid mutual interference between power supply and signal. Application scenarios: Suitable for powering large industrial high-power equipment such as driving motors, frequency converters, and servo systems. It can also be used in vehicle power supplies, charging piles in the automotive manufacturing field, as well as high-power transmission in new energy scenarios such as photovoltaic and wind power.
    M12 T-coded connector

    M12 T-coded connector

    Performance: Focuses on high-current direct current distribution, with a rated current of 12A and a voltage of 63V. The unique key position design prevents mis-matching. The structure is sturdy and can meet the vibration and frequent start-stop power transmission requirements in industrial environments. Application scenarios: Primarily used for DC power supply of industrial equipment, such as various industrial motors, drivers, and industrial control devices with high power consumption. It is a key connection component for ensuring stable DC power supply for these devices.
    M12 X coding connector

    M12 X coding connector

    Performance: Fixed 8-core configuration, compatible with Cat6A cables, transmission rate up to 10Gbps, featuring 360° full metal shielding and dual O-shaped silicone rings, with a unique internal structure to reduce crosstalk. It also supports power over Ethernet and can simultaneously transmit data and power. Application scenarios: Suitable for high-resolution machine vision, industrial Internet of Things, etc., for high-speed data transmission requirements. It is commonly used in edge computing devices in intelligent factories, 10GigE specification machine vision equipment, and can also be used in extreme harsh environments such as food processing and mining.

    Product Information

    OCTOPUSCONN —— Expert in Reliable Connectors

    Octopusconn specializes in the field of industrial automation, offering you a one-stop solution for circular connectors and wiring harnesses.