M5 A-Code 4Pin Male Straight Rear-Locking Socket is a compact panel-mount connector designed for reliable PCB connections in industrial equipment. It features a 4-pin A-Code male configuration, straight design and SMD termination for direct PCB integration.
The socket uses an M5 × 0.5 screw-locking structure and supports rear mounting. With IP67 protection, it is suitable for compact industrial automation, sensors, control equipment and other applications requiring a reliable panel-to-PCB connection.
Key Features & Advantages
- 4-Pin A-Code Male
- Straight Panel-Mount Design
- Rear-Locking / Rear-Mount Configuration
- SMD Termination
- M5 × 0.5 Screw Locking
- IP67 Protection
Technical Specifications
| Parameter | Specification |
|---|---|
| Connector Series | M5 |
| Coding | A-Code |
| Contact Configuration | 4 Pin |
| Connector Type | Male Straight Rear-Locking Socket |
| Mounting | Rear Mount |
| Operating Standard | IEC 61076-2-105 |
| Rated Current | 1 A |
| Rated Voltage | 60 V |
| Rated Impulse Voltage | 500 V |
| Insulation Resistance | 100 MΩ |
| Contact Resistance | ≤5 mΩ |
| Shielding Performance | Non-Shielded |
| Locking Method | M5 × 0.5 Screw Lock |
| Screw Torque | Recommended: 0.1 Nm; Max.: 0.15 Nm |
| Wiring Method | SMD |
| Operating Temperature | -40°C to +80°C Static; -25°C to +80°C Dynamic |
| Protection Rating | IP67 |
| Pollution Degree | 3 |
| Insulator Material | PA66 + GF / TPU + GF |
| Screw / Nut Material | Nickel-Plated Brass |
| Pin Material | Gold-Plated Phosphor Bronze / Gold-Plated Brass |
| Sealing Material | FKM / Silicone / Epoxy Resin |
Contact Configuration
4-Pin A-Code Male

4-pin A-Code male contact arrangement follows the front-view configuration shown in the technical drawing.
Dimensions
The straight rear-locking socket is designed for compact panel and PCB integration. Detailed mounting dimensions and contact arrangement are shown in the product drawing.

Product Industry Applications
- Industrial Automation
- Sensors & Measurement
- Control Equipment
- Industrial Machinery






