Gold-plated Contacts · IP67 Rated · 96h Salt Spray Test · Customizable
Product Overview
The M8 series industrial circular connector is designed for industrial automation, sensors, medical electronics and other applications. Featuring gold-plated contacts and a PA66 reinforced nylon housing, it offers IP67 protection for signal and power connections across various industrial environments. Available in 3-pin and 5-pin configurations to meet different wiring requirements.
Key Features
- Gold-Plated Contacts— Gold-plated contact pins with low contact resistance, reliable mating durability and stable signal transmission.
- IP67 Protection Rating— Waterproof and dustproof design, suitable for use in humid and dusty industrial environments.
- 96h Salt Spray Test— Nickel-plated copper housing passes 96-hour salt spray test for corrosion resistance.
- Integrated Overmold Strain Relief— One-piece overmolded boot with bend-resistant design for extended cable service life.
- Knurled Thread Design— Housing features knurled thread compatible with hex wrench for easy installation.
- Customization Available— Cable length, jacket material (PVC/TPU), shielded/unshielded options available on request.
Two Core Models Comparison
M8-3 Pin Model
| Parameter | Specification |
| Number of Contacts | 3-pin (male / female optional) |
| Coding | A-coded, with / without keyway optional |
| Rated Voltage | 60V |
| Rated Current | 4A |
| Voltage Withstand | 800V |
| Contact Resistance | ≤3mΩ |
| Insulation Resistance | ≥100MΩ |
| Wire Range | 26AWG ~ 20AWG |
| Typical Applications | Proximity sensors, photoelectric sensors, small-signal transmission |
M8-5 Pin Model
| Parameter | Specification |
| Number of Contacts | 5-pin (male / female optional) |
| Coding | A-coded, with / without keyway optional |
| Rated Voltage | 30V |
| Rated Current | 1.5A |
| Voltage Withstand | 800V |
| Contact Resistance | ≤3mΩ |
| Insulation Resistance | ≥100MΩ |
| Wire Range | 26AWG ~ 20AWG |
| Typical Applications | Industrial Ethernet, fieldbus communication, multi-signal sensors |
Product Structure
Male / Female Options
- Male (Pin): Gold-plated contact pins, nickel-plated copper housing, inner jacket PE (nylon optional), outer jacket PVC (TPU optional)
- Female (Socket): Knurled thread design compatible with hex wrench, secure mating between male and female
Configuration Options
- Connector Style: Straight / Right-angle
- Shielding: Shielded / Unshielded
- Coding: A-coded / B-coded / D-coded
- Keyway: With keyway / Without keyway
- Cable Jacket: PVC / TPU
Applications
- Industrial Automation & Sensors— Signal connections for proximity switches, photoelectric sensors, pressure sensors and other industrial equipment.
- Industrial Ethernet— Data transmission connections for industrial fieldbus and Ethernet communication devices.
- Medical Electronics— Internal signal connections for medical diagnostic equipment and clinical instruments.
- Rail Transit & Marine— Connection applications in rail transit equipment, marine control systems and other demanding environments.
Packaging & Customization
- Standard Configuration: 1m PVC cable, approx. 100g per piece
- Customization Services: Cable length, jacket material (PVC/TPU), shielded/unshielded, male/female, straight/right-angle available on request
- Pin Options: 3-pin / 5-pin
- Certifications: CE certified, RoHS compliant