M18 24 Pins Circular Connector IP67/IP68 High-Density

LD13 IP68 Flange Connectors Dimensions and Materials

M18 24 Pins Connector: High-Density Signal and Power in a Compact Circular Interface

When panel space is tight but your control system still demands 24 independent circuits, the M18 24 Pins connector offers a practical balance of density, sealing, and mechanical stability. This page explains what this interface is, where it fits, and the key parameters to verify before you specify it for your next machine build.

What the M18 24 Pins Connector Is Designed For

This circular connector concentrates 24 contacts into an M18 shell, which is a compact envelope compared to lower-density alternatives. It is intended for industrial systems that need both signal and power paths in a single, space-efficient connection point. Typical decision drivers include:

• High pin count in a limited panel cutout
• Combined signal and power transmission in one mating cycle
• Stable connectivity under vibration and washdown exposure

Environmental and Mechanical Boundaries

The connector carries an IP67/IP68 protection rating, which means it is dust-tight and protected against temporary immersion or continuous submersion under the conditions specified by the manufacturer. It is rated for an operating temperature range of -40°C to +105°C. These values describe the component's capability; your final system derating depends on cable type, mating cycles, and actual installation conditions.

The housing is typically machined from metal or molded from high-performance thermoplastics. A threaded locking mechanism secures the mating halves, which is a practical advantage in high-vibration environments where push-pull or bayonet styles may be less suitable.

Contact and Conductivity Considerations

Contacts are made of copper alloy with gold plating. This combination supports low and stable contact resistance and provides corrosion resistance in humid or chemically aggressive atmospheres. When evaluating this connector for your application, confirm the following with the manufacturer:

• Rated current per contact and whether derating applies when all 24 pins are loaded simultaneously
• Rated voltage and insulation resistance for your specific circuit configuration
• Contact resistance values and expected performance after repeated mating cycles
• Acceptable cable diameter range and termination method (solder, crimp, or PCB)

Where This Connector Fits and Where It Does Not

This M18 24-pin interface is a reasonable choice for industrial automation, robotic control cabinets, sensors, and power distribution units where space is constrained and environmental sealing is required. It is not a substitute for a high-power-only connector if your current demand exceeds the contact rating, and it is not a field-wireable solution unless the specific variant you select supports that termination method. Always verify the exact coding, keying, and gender of the mating parts before ordering.

Next Step: Verify Your Application Parameters

Before you finalize a part number, prepare a short checklist of your operating conditions: pin count required, current per pin, voltage, ambient temperature range, IP rating needed, cable diameter, and mounting style (panel or cable). Share these values with our engineering team so we can confirm the correct M18 24-pin variant for your project.

For related high-density circular interfaces, review the 12G Series Circular Connectors to compare shell sizes and contact arrangements.