The M12 Metal Nut Male and Female Plug Connector represents the pinnacle of reliability in threaded connectivity solutions for industrial applications. Engineered with a precision zinc alloy metal coupling system, this connector series delivers exceptional mechanical stability and vibration resistance in the most demanding environments. Featuring IP67-rated waterproof protection and 360° electromagnetic shielding, these connectors ensure uninterrupted performance in automated manufacturing, process control, and heavy machinery applications. The gold-plated contacts maintain optimal conductivity while resisting corrosion, making this connector ideal for applications requiring secure, long-lasting connections in conditions involving moisture, chemicals, and extreme temperatures.

Technical Specifications

Product parameters

Product Model :M12

Number of cores :2/3/4/5/8 pins

Shell material: Nylon

Rated voltage :250V

Rated current: 10 to 20A

Waterproof rating :IP67/68

Operating temperature :-40℃±105℃

Cable diameter: 4.5- 8.2

Connection method: Threaded connection

Product Features

Precision Threaded Coupling System

The M12 metal nut features precisely machined metric threading that ensures smooth engagement and disengagement while providing superior mechanical stability. The metal-to-metal contact creates a secure connection that maintains integrity under extreme vibration.

Enhanced Environmental Protection

IP67 rating guarantees complete protection against dust ingress and water immersion up to 1 meter for 30 minutes. Multiple silicone seals provide redundant protection in harsh industrial environments.

Superior Electrical Performance

Gold-plated contacts (minimum 0.2μm thickness) ensure low contact resistance and stable electrical performance. Available in 3, 4, 5, and 8-pin configurations to accommodate various signal and power requirements.

EMI/RFI Shielding

Full 360° electromagnetic shielding protects against interference in electrically noisy environments. The braided shielding and metal housing provide effective protection for sensitive signal transmission.

Mechanical Durability

Zinc alloy construction provides 5 times the mechanical strength of plastic alternatives. The metal nut withstands repeated tightening without wear or deformation.

Quick-Connect Compatibility

Maintains compatibility with quick-connect systems while providing the added security of threaded connection. Color-coded housing for easy circuit identification.

Strain Relief System

Integrated strain relief mechanism provides cable protection and prevents pull-out forces from damaging internal connections.

Product Advantages

Unmatched Reliability

The metal threaded coupling system ensures connections remain secure even under extreme vibration and mechanical stress, reducing downtime and maintenance requirements.

Enhanced Safety

The threaded design provides positive locking that prevents accidental disconnection, crucial for safety-critical applications and moving machinery.

Long-Term Cost Efficiency

Superior materials and construction extend service life by 300% compared to Standard Connectors, reducing replacement costs and system downtime.

Installation Flexibility

The combination of threaded security with quick-connect convenience allows for both permanent installations and applications requiring frequent disconnection.

Environmental Adaptability

Wide temperature range and chemical-resistant materials ensure reliable performance in diverse industrial environments from food processing to heavy manufacturing.

Application Fields

●   Industrial robotics and automation systems

●   Motor and drive connections

●   Sensor and actuator networks

●   Process control instrumentation

●   Material handling equipment

●   Packaging machinery

●   Automotive manufacturing systems

●   Railway and transportation equipment

●   Energy production systems

●   Water treatment facilities

Frequently Asked Questions (FAQ)

Q1: What is the main advantage of metal nut over plastic?

A: The metal nut provides superior vibration resistance, better mating stability, and significantly longer service life, especially in high-cycle applications.

Q2: Can these connectors be used in washdown environments?

A: Yes, the IP67 rating and chemical-resistant materials make them suitable for washdown areas and food processing applications.

Q3: What is the expected service life?

A: The connectors are rated for minimum 500 mating cycles while maintaining all performance specifications.

Q4: Are these connectors compatible with existing M12 systems?

A: Yes, they maintain standard M12 dimensions and threading while offering enhanced performance features.

Q5: What torque should be applied when tightening?

A: Recommended tightening torque is 0.6-0.8 Nm. Over-tightening may damage the threading.

Q6: Can they be used for both power and signal transmission?

A: Yes, available configurations support both power (up to 4A) and signal transmission requirements.