CIR-M8-4P-STR
M8 4-pin straight connector with IP67 rating for sensor applications Ideal for industrial and consumer applications with excellent performance and reliability.
Product Overview
Description
The CIR-M8-4P-STR is a compact M8 circular connector ideal for sensor and actuator connections in tight spaces.
The 4-pin configuration supports power and signal for standard industrial sensors.
The small M8 size saves space while maintaining IP67 protection for harsh environments.
Product Series
CIR
Primary Application
Proximity sensors
Key Features
- Compact M8 interface
- 4-pin configuration for sensors
- IP67 environmental protection
- Nickel-plated brass housing
- A-coded standard
- Compact design for tight spaces
Specifications
| Size | M8 |
|---|---|
| Pin Count | 4 |
| Current Rating | 3A per contact |
| Voltage Rating | 60V AC |
| Protection Rating | IP67 |
| Housing Material | Nickel-plated brass |
| Termination | Solder |
| Cable Range | 3.5-5mm diameter |
Applications
Proximity sensors
Sensor signal conditioning
Photoelectric sensors
Sensor signal conditioning
Compact actuators
Electronic system design
Position switches
Electronic system design
FAE Expert Insights
"The CIR-M8 series is perfect for sensor applications where space is limited. The 4-pin version handles power and signal for most industrial sensors. The IP67 rating is genuine - I've tested these in washdown environments without issues. The small size is great for mounting on compact sensors. For best results, use the recommended 4mm cable diameter and ensure proper torque when mating. The M8 size is becoming the standard for compact sensors in automation."
Compact connector ideal for sensor applications in tight spaces
— Lisa Chen, BeiLuo
Frequently Asked Questions
What sensors are compatible with CIR-M8-4P-STR?
The CIR-M8-4P-STR is compatible with most industrial sensors using the standard M8 interface. This includes proximity sensors (inductive, capacitive), photoelectric sensors, magnetic sensors, and compact actuators. The 4-pin configuration typically carries: Pin 1 = +V, Pin 2 = Output 1, Pin 3 = 0V/GND, Pin 4 = Output 2 (for sensors with complementary output). Always verify the sensor datasheet for pin assignment compatibility. The A-coding is standard for sensors.
Compatible with most M8 sensors. Verify pin assignment in sensor datasheet.
What is the difference between M8 and M12 connectors?
M8 connectors are smaller (8mm thread diameter) compared to M12 (12mm thread). M8 is used for compact sensors and space-constrained applications, typically with 3-4 pins. M12 is the industry standard for general industrial use with 2-17 pins available. M8 is ideal for small sensors where space is critical, while M12 offers more pin options and higher current capacity. Both provide IP67 protection. M8 is becoming more common as sensors get smaller, but M12 remains the most widely used industrial connector.
M8 for compact sensors. M12 for general industrial applications.