Omron E3T-ST13 5M Through-Beam Photoelectric Sensor
The Omron E3T-ST13 5M Photoelectric Sensor is an ultracompact, ultrathin through-beam sensor with a 1 m sensing distance designed for precise object detection. This Ultracompact, Ultrathin Photoelectric Sensor with Built-in Amplifier features PNP output, a 5 m pre-wired cable, and a Red LED light source, operating on 12 to 24 VDC in Light-ON mode. Manufactured by Omron, it is part of the Omron Photoelectric Sensors range and belongs to the Omron E3T Series.

| Brand | Omron |
| Product | Photoelectric Sensors |
| Model Number | E3T-ST13 5M |
Omron E3T-ST13 5M Photoelectric Sensor - Technical Specifications
| Specification | Value |
|---|---|
| Sensing Method | Through-beam |
| Shape | Square type |
| Sensing Distance | 1 m |
| Power Supply Voltage | 12 to 24 VDC |
| Output Configuration | PNP |
| Connection Method | Pre-wired cable length 5m |
| Current Consumption | 30 mA max. (Emitter 10 mA max., Receiver 20 mA max.) |
| Light Source (Wavelength) | Red LED |
| Operation Mode | Light-ON |
| Response Time | 1 ms max. |
| Degree Of Protection | IP67 |
| Material | Polybutylene terephthalate |
| Material Lens | Denatured Polyarylate |
| Weight | 40g |
The Omron E3T-ST13 5M is an ultracompact through-beam photoelectric sensor developed for space-constrained industrial automation applications. As an Ultracompact, Ultrathin Photoelectric Sensor with Built-in Amplifier, it delivers 1 m through-beam sensing, PNP output, and stable 12β24 VDC operation for consistent detection performance.
In practical applications, the E3T-ST13 5M through-beam sensor is used in conveyors, assembly lines, electronic component handling, and compact machinery. Its slim square-type design allows easy installation in tight mounting spaces, while the red LED light source ensures reliable object detection in controlled industrial environments.
The E3T-ST13 5M photoelectric sensor is engineered for dependable long-term operation with built-in amplification and Light-ON switching mode. As part of the Omron E3T Series, it offers stable output behavior, noise resistance, and compatibility with modern control systems, making it suitable for precise sensing tasks in industrial automation setups.




