M12 A-coded 4 Pin Male Field Wireable Connector for Cable, Straight, Solder Cup
Introduction
This M12 A-coded 4 Pin Male Field Wireable Connector is an ideal solution for quick and reliable cable assembly in demanding industrial environments. Designed with a straight orientation and featuring a secure Threaded Coupling mechanism, this connector ensures a robust, vibration-resistant connection. The solder cup contact termination makes field wiring straightforward, allowing technicians to create custom-length cables with ease. It’s a versatile, unshielded connector specifically designed for cable mounting.
The construction of this connector prioritizes durability and performance. The shell is made from Brass with Nickel Plating, offering excellent corrosion resistance, while the contacts are Gold-plated CuZn for optimal conductivity and long-term reliability. With an IP67 rating, it is protected against dust and temporary immersion in water, making it suitable for harsh conditions. It operates effectively across a wide temperature range of -25°C to 85°C, with an electrical rating of 250V and 4A.
Key Features:
- M12 A-Coded 4 Pin: Standard industrial coding for sensing and actuation.
- Male Field Wireable: Straight connector, easily assembled on-site.
- Threaded Coupling: Secure, vibration-proof connection mechanism.
- Solder Cup Termination: A Simple and reliable contact termination method.
- IP67 Protection: Excellent dust and water ingress protection.
- Brass/Nickel Plated Shell: Highly durable and corrosion-resistant housing.
- Gold-Plated Contacts: Ensures high conductivity and long-term performance.
- 250V/4A Rated: Suitable for standard industrial power and signal applications.
Main Specifications:
General Information:
| Product Number: | M12-04-A-P-2-S-W | |
| Connector Series: | M12 Molded Cable Connector | |
| Connector Gender: | Male | |
| Orientation: | Straight | |
| Connector Coding: | A Coded | |
| Number of Contacts: | 4 Pin | 
Materials:
| Shell Material: | Brass | |
| Shell Plating: | Nickel-plated | |
| Insulation Material: | Polyamide 66 GF25 | |
| Contact Material: | CuZn | |
| Contact Plating: | Au | 
Electrical Performance:
| Rated Voltage: | 250V | |
| Rated Current: | 4A | |
| Insulation Resistance: | ≥100 MΩ | |
| Contact Resistance: | <10 mΩ | |
| Standard: | IEC 61076-2-101 | |
| Shielding Performance: | Unshielded | 
Mechanical Performance:
| Coupling method: | Threaded Coupling | |
| Threaded Size: | M12x1 | |
| Contact Termination: | Solder | |
| Mount Method: | Cable Type | |
| Mount Feature: | Not Applicable | |
| Durability: | ≥500 cycles | 
Environmental Performance:
| Temperature Range: | -25°C to 85°C | |
| IP Rating: | IP67 | 
M12 Connector Pinout and Wiring Diagram:

For additional information, please download the complimentary reference manual on the M12 connector pinout and wiring diagram published by Metabee:
Download the M12 Catalog and Datasheet:
Metabee's M Series Circular Connectors, Adapters, and Cable Assemblies Catalog (PDF, 3.3Mb) M12-08-X-P-4-S-L DatasheetApplications of this M12 A-coded 4 Pin Male Field Wireable Connector:
M12 circular connectors are widely used in various industries due to their robustness, reliability, and versatility. Here are some applications:
- Industrial Automation: Connecting sensors, actuators, and other devices on the factory floor.
- Fieldbus Networks: Facilitating data transmission between industrial devices, controllers, and systems in Fieldbus communication networks such as PROFINET, EtherCAT, and DeviceNet.
- Transportation: Connecting various sensors, cameras, lighting systems, and communication devices in onboard systems for trains, buses, and automobiles.
- Renewable Energy: Connecting sensors, controllers, and power distribution units in renewable energy systems such as solar panels and wind turbines.
- Machine Vision Systems: transmitting high-resolution images and data in machine vision systems where cameras and sensors are used for quality control, inspection, and monitoring.
- Medical Devices: Connecting various sensors, diagnostic tools, and monitoring devices in medical devices and equipment.
- Food and Beverage Industry: Connecting sensors, actuators, and control devices in automated production and packaging systems.
- Agricultural Machinery: Connecting sensors, GPS systems, and control devices in agricultural machinery and equipment.
- Marine and Offshore Applications: Connecting navigation equipment, communication systems, and sensors on ships, offshore platforms, and underwater vehicles.
- Security and Surveillance Systems: Connecting cameras, sensors, and access control devices.
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