In the demanding worlds of industrial automation, outdoor lighting, and advanced machinery, a single connection point can be the difference between seamless operation and costly downtime. The JYK M8 PIN Waterproof cable connector is engineered to be that critical link you can depend on. Designed for compact spaces and challenging conditions, this connector delivers unwavering performance, superior environmental protection, and exceptional durability. It is the ideal solution for transmitting power and signals reliably wherever moisture, dust, vibrations, and chemicals are present.
The JYK M8 PIN Waterproof Cable Connector is a premium-grade, circular connector system specifically designed for industrial and commercial applications. Featuring a compact M8 (8mm) threaded coupling interface, it is renowned for its space-saving design and robust performance. This connector is typically available in 3-pin, 4-pin, and 5-pin configurations, providing versatile options for various power and signal requirements.
Constructed from high-quality materials, the connector body is often made from durable PBT plastic or nickel-plated brass, offering excellent resistance to impact, corrosion, and UV exposure. The sealing is achieved through advanced silicone or rubber grommets and O-rings, typically rated at IP67 or higher. This ensures complete protection against the ingress of dust and water, even when temporarily submerged. The connector is designed for use with flexible and robust PVC or PUR cable jackets, making the entire assembly a rugged, integrated solution for reliable data and power transmission in the most challenging environments.


High IP Rating: Boasts an IP67 or IP68 rating, guaranteeing protection against dust, dirt, and high-pressure water jets, making it suitable for both indoor and outdoor use.
Rugged Construction: The connector housing, made from engineering-grade PBT or metal, provides excellent mechanical strength, chemical resistance, and protection against impact and crushing.
Secure Locking Mechanism: The precise M8 threaded coupling system ensures a vibration-proof and secure connection, preventing accidental disconnection in high-motion applications.
Excellent Sealing: High-quality silicone sealing rings and cable grommets create a superior seal at the interface and the cable entry point, effectively blocking moisture and contaminants.
Temperature Resistant: Engineered to perform consistently across a wide temperature range (e.g., -25°C to +85°C), ensuring functionality in both extreme cold and heat.
Corrosion Resistance: The nickel-plated brass contacts and shell offer outstanding resistance to oxidation and corrosion, extending the product's lifespan in humid or chemically aggressive atmospheres.
Enhanced System Reliability: By providing a secure and protected connection, the JYK M8 PIN connector significantly reduces the risk of connection failure, signal loss, and short circuits, leading to increased overall system uptime and productivity.
Reduced Maintenance Costs: Its durable design and superior environmental sealing minimize the need for frequent inspections, repairs, and replacements, resulting in lower long-term ownership and maintenance costs.
Easy and Quick Installation: The user-friendly design allows for fast and straightforward assembly. Many versions are tool-free or require minimal tools, saving valuable time during wiring and setup.
Broad Compatibility: This connector is designed to be compatible with a wide range of standard industrial sensors, actuators, PLCs, and devices that utilize M8 interfaces, offering great flexibility in system design and integration.
Long-Term Durability: The combination of high-quality materials and precision manufacturing ensures a long service life, even under continuous stress from vibrations, temperature cycles, and exposure to harsh elements, providing an excellent return on investment.


The JYK M8 PIN Waterproof Connector is versatile and finds critical use across numerous industries:
Factory Automation & Robotics: Ideal for connecting sensors, limit switches, encoders, and small actuators on production lines and robotic arms.
LED Lighting Systems: Perfect for outdoor and industrial LED lighting, including street lights, floodlights, architectural lighting, and signage, where waterproofing is crucial.
Industrial Machinery: Used for internal wiring and external connections on heavy machinery, packaging equipment, and CNC machines.
Automation & Control Systems: Essential for interfacing with Programmable Logic Controllers (PLCs), remote I/O modules, and control panels in harsh factory environments.
Telecommunications & Network Infrastructure: Connects devices in outdoor cabinets and base stations that require protection from the elements.
Security & Surveillance: Provides reliable power and signal connections for outdoor CCTV cameras, access control systems, and motion detectors.
Transportation & Automotive: Used in vehicle sensor systems, manufacturing test equipment, and onboard electronics that require robust connections.
Renewable Energy: Applicable in solar power systems and wind turbine control systems for connecting sensors and monitoring equipment.
Q1: What is the difference between an M8 and an M12 Connector?
A1: The primary difference is size. The M8 Connector has an 8mm thread diameter, making it more compact than the 12mm M12. M8 connectors are typically used for smaller devices like sensors in tight spaces, while M12s are common for a broader range of fieldbus and power applications.
Q2: What does the IP67 rating mean for this connector?
A2: The IP67 rating means the connector is completely dust-tight (6) and can be immersed in water up to 1 meter deep for 30 minutes without leakage (7). This makes it suitable for wet and dusty environments, including outdoor use and wash-down areas.
Q3: Can I customize the cable length and pin configuration?
A3: Yes, we offer a high degree of customization. Cable length, pin count (3-pin, 4-pin, etc.), wire gauge, and cable jacket material (e.g., PVC or more flexible/flex-resistant PUR) can often be tailored to meet your specific project requirements.
Q4: Is this connector shielded against electromagnetic interference (EMI)?
A4: Many variants of our JYK M8 PIN connectors are available with a metal shell and built-in shielding, providing effective protection against EMI, which is critical for maintaining signal integrity in electrically noisy industrial environments.
Q5: What is the recommended method for installing the connector to the cable?
A5: For optimal waterproof performance, it is crucial to follow the installation instructions. Generally, it involves stripping the cable, crimping or soldering the pins to the wires, inserting them into the housing, and securely tightening the rear cap and seal to compress the cable gland. Using the correct tools ensures a perfect seal.
Contact person: Mr. Bei
Mobile phone: +86 13378428166
whatsApp: +86 13378428166
Address:2F, Bldg B, Guancheng High-Tech Industrial Park,
No. 2, Xiguangyue 1st Road, Xinhu Street,
Guangming District, Shenzhen, 518107
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