The M8 4P Male and Female Connector with Nut and Cap is a high-performance industrial circular connector engineered for reliable power and signal transmission in automation, sensor, and machinery applications.
Featuring a 4-pin configuration with a threaded nut and protective cap, this connector provides a secure, waterproof, and vibration-proof connection, preventing accidental disconnections and ensuring system stability even in harsh conditions.
Built with robust, weather-resistant housing and rated up to IP67 waterproof protection, the M8 connector withstands dust, moisture, oil, and mechanical stress, making it ideal for use in factory automation, robotics, and outdoor installations.
Its compact M8 standard design allows easy installation and mAIntenance in tight spaces, offering long-term reliability and low-maintenance operation across various industries.
Ideal for: automation systems, industrial sensors, robots, outdoor equipment, and transportation control systems — ensuring stable connectivity and minimizing downtime.
Equipped with a threaded nut and screw cap, the M8 connector guarantees a firm, secure fit, preventing accidental disconnection in vibration-intensive environments such as robotic arms, packaging machines, and assembly lines.
The sealed circular housing offers complete protection against dust and water ingress, ensuring reliable performance in wet, dusty, or chemical-exposed environments. Perfect for outdoor and Industrial Applications.
Featuring gold-plated brass contacts, the connector maintains low Contact Resistance and stable electrical performance, even under high humidity or corrosive conditions. Ideal for long-term use in automation and control systems.
The self-threading nut enables easy and quick assembly without special tools — reducing installation time and simplifying field maintenance for engineers and technicians.
Its small M8 form factor fits perfectly in tight spaces such as control cabinets, sensor housings, and compact machinery layouts, making it a versatile choice for space-constrained systems.
Supports both signal transmission and low-current power supply, suitable for sensors, actuators, robotics, and power distribution applications requiring stable and efficient connectivity.

The M8 4P waterproof connector is designed to meet the needs of multiple industrial and automation sectors:
Industrial Automation – Connects proximity sensors, actuators, and controllers in manufacturing and conveyor systems.
Sensor Networks – Ensures reliable signal transmission for temperature, pressure, and proximity sensors with minimal interference.
Robotics – Provides vibration-resistant power and signal connections for robotic arms, grippers, and motion control units.
Machinery & Equipment – Maintains stable electrical performance in motors, drives, and control panels.
Outdoor & Harsh Environments – Used in environmental monitoring, solar power systems, and traffic equipment.
Energy & Power Distribution – Provides secure connections for energy meters, controllers, and renewable energy systems.
A: “4P” means a 4-pin configuration, allowing multiple signal or power lines to pass through one compact connector.
A: Yes. With an IP67 rating, it is fully protected against dust and water ingress, ideal for outdoor and industrial environments.
A: Absolutely. The threaded nut and protective cap ensure secure locking even under heavy vibration, perfect for robots and moving machinery.
A: Not at all. The self-threading nut allows fast, tool-free installation, minimizing downtime and simplifying maintenance.
A: It is widely used in industrial automation, sensor networks, robotics, transportation, energy systems, and outdoor monitoring devices.