Sick GTE6-P4231 Photoelectric Sensor
The Sick GTE6-P4231 photoelectric sensor provides energetic detection, 760 mm sensing range, PNP output, and five mm light spot. This GTE6-P4231 Sick 5mm Light Spot Photoelectric Sensor uses a visible red PinPoint LED with 650 nm wavelength, operates on 10–30 V DC, supports 500 Hz switching frequency, and features an IP67 rectangular housing with M8 connector. It is part of Sick sensing solutions, listed under Sick Photoelectric Sensors, and belongs to the G6 Series used in industrial automation systems.
| Brand | Sick |
| Product Type | Photoelectric Sensors |
| Model Number | GTE6-P4231 |
Sick GTE6-P4231 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Photoelectric proximity sensor |
| Functional principle detail | Energetic |
| Sensing range max. | ≤ 900 mm |
| Sensing range | ≤ 760 mm |
| Light source | PinPoint LED |
| Type of light | Visible red light |
| Light spot size (distance) | Ø 5 mm (150 mm) |
| Wave length | 650 nm |
| Adjustment | Mechanical spindle, 5 turns |
| Supply voltage UB | 10 V DC ... 30 V DC |
| Ripple | ± 10 % |
| Current consumption | 30 mA 3) |
| Protection class | III |
| Digital Output type | PNP |
| Switching mode | Light/dark switching |
| Switching mode selector | Selectable via light/dark selector |
| Signal voltage PNP HIGH/LOW | VS - (≤ 3 V) / approx. 0 V |
| Output current Imax. | ≤ 100 mA 4) |
| Response time | 1.25 ms 5) |
| Switching frequency | 500 Hz 6) |
| Housing | Rectangular |
| Dimensions (W x H x D) | 12 mm x 31.5 mm x 21 mm |
| Connection | Male connector M8, 4-pin |
| Housing material | Plastic, ABS/PC |
| Front screen material | Plastic, PMMA |
| Enclosure rating | IP67 |
| Ambient operating temperature | –25 °C ... +55 °C |
| Ambient temperature, storage | –40 °C ... +70 °C |
| Weight | 20 g |
The GTE6-P4231 Sick 5mm Light Spot Photoelectric Sensor is a photoelectric proximity sensor designed for precise object detection in industrial automation. The GTE6-P4231 operates using energetic sensing principles with a 760 mm sensing range, stable PNP output, and controlled 5 mm light spot. It functions on 10–30 V DC supply and is categorized under the G6 series from Sick.
The GTE6-P4231 Sick 5mm Light Spot Photoelectric Sensor is applied in conveyor systems, packaging machines, automated assembly stations, and material handling lines. Its defined sensing area enables consistent detection of small or accurately positioned objects. The IP67-rated housing supports reliable operation in industrial automation environments exposed to dust or moisture.
The Sick GTE6-P4231 Photoelectric Sensor delivers predictable sensing behavior and stable electrical output for automation systems. Its response time and switching frequency support continuous production processes. As part of the Sick G6 series, the GTE6-P4231 is suitable for energetic photoelectric sensing tasks in industrial applications.

