Sick GTE6-P4231 Photoelectric Sensor
Sick GTE6-P4231 photoelectric sensor delivers energetic proximity sensing with up to 760 mm range and 5 mm light spot. The GTE6-P4231, a Sick 5mm Light Spot Photoelectric Sensor, uses 650 nm PinPoint LED, PNP output, and IP67 enclosure rating. It features mechanical spindle adjustment, 1.25 ms response time, 500 Hz switching frequency, M8 connector, and belongs to Sick under Sick Photoelectric Sensors and the G6 series for industrial automation.
| 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 designed for short to medium range object detection in industrial automation systems. This model operates with up to 760 mm sensing range, a 5 mm light spot size, and PNP output using a 650 nm PinPoint LED. As part of the G6 series, the GTE6-P4231 ensures stable sensing performance across industrial processes.
In industrial applications, the GTE6-P4231 is used in conveyors, packaging lines, assembly stations, and material handling systems. The energetic sensing principle allows reliable detection of objects without a reflector, supporting consistent operation in dynamic environments. Its defined light spot helps improve detection accuracy for smaller targets.
The Sick GTE6-P4231 Photoelectric Sensor provides consistent detection with defined switching behavior and IP67 protection. The GTE6-P4231 integrates within the G6 series to support structured automation systems. As part of the Sick sensor portfolio, it delivers dependable performance for industrial environments requiring stable and precise object detection.

