M16 4 Pin Male Field Wireable Connector
Introduction
This M16 connector is designed for robust and reliable performance in demanding environments. Featuring a threaded coupling mechanism and an A-coded keyway, it ensures a secure, mistake-proof connection, safeguarding your equipment and data integrity. The straight connector body, constructed from durable nickel-plated copper alloy, offers excellent corrosion resistance. At the same time, the screw-joint contact termination simplifies on-site wiring without the need for specialised tools.
Engineered for resilience, this connector boasts an IP67 rating, making it completely dust-tight and capable of withstanding temporary immersion in water. It operates reliably across a wide temperature range from -25°C to +85°C. With a rating of 6A and 250V, the gold-plated CuZn contacts provide superior electrical conductivity and long-term signal stability, making this connector a versatile solution for industrial automation, sensor systems, and outdoor applications.
Key Features:
- 4-Pin Male, A-Coded Configuration
- Robust IP67 Rated Enclosure
- Screw-Joint Field Wireable Termination
- Nickel-Plated Copper Alloy Housing
- Gold-Plated CuZn Contacts
- Wide Operating Temperature (-25°C to +85°C)
Main Specifications:
General Information:
| Product Number: | M16A-4PM-AS-S001 | |
| Connector Series: | M16 Field Wireable Connector | |
| Connector Gender: | Male | |
| Orientation: | Straight | |
| Connector Coding: | A Coded | |
| Number of Contacts: | 4 Pin | |
| Contact Termination: | Screw-Joint | |
| Mount Method: | Cable Type | |
| Mount Feature: | Not Applicable | |
| Shielding: | Shielded | |
| Weight: | 38g | |
| Other Features: | None |
Materials:
| Shell Material: | Copper Alloy | |
| Shell Material: | Nickel Plated | |
| Contact Material: | CuZn | |
| Contact Plating: | Au |
Electrical Performance:
| Rated Voltage: | 250V | |
| Rated Current: | 6A | |
| Insulation Resistance: | ≥100 MΩ | |
| Contact Resistance: | <5 MΩ |
Mechanical Performance:
| Coupling method: | Threaded Coupling | |
| Thread Aperture: | M16*0.75 | |
| Wire Gauge: | 0.75mm²/(20AWG) | |
| Durability: | ≥500 Cycles |
Mechanical Performance:
| Temperature Range: | -25°C to 85°C | |
| IP Rating: | IP67 |
M16 Connector Pinout and Wiring Diagram:

Applications of this M16 4 Pin Male Field Wireable Connector:
M16 circular connectors are widely used in various industries due to their stability, reliability, and versatility. Here are some applications:
- 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.
- Audio Equipment: Connecting speakers, microphones, or other equipment.
- Sensors: Connecting various sensors and controllers, such as home security and automation control equipment.
- Pipe Connection: Connecting water pipes and air pipes in pipe connections.
- Small Electrical Equipment: Suitable for some electrical equipment, such as power tools and small household appliances.
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