Sick GSE6L-N4211 Photoelectric Sensor
The Sick GSE6L-N4211 photoelectric sensor is a laser through-beam sensor offering 40 m sensing range for industrial automation applications. This Sick photoelectric sensor from the G6 series uses 680 nm visible red laser light, operates with NPN output, supports 10–30 V DC supply, includes potentiometer adjustment, M8 connector, fast response time, and IP67 enclosure for long-distance detection.
| Brand | Sick |
| Product Type | Photoelectric Sensors |
| Model Number | GSE6L-N4211 |
Sick GSE6L-N4211 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Through-beam photoelectric sensor |
| Functional principle detail | - |
| Sensing range max. | 40 m |
| Sensing range | - |
| Light source | Laser |
| Type of light | Visible red light |
| Light spot size (distance) | Ø 3.5 mm (1,000 mm) |
| Wave length | 680 nm |
| Adjustment | Potentiometer, Operating mode switch |
| Supply voltage UB | 10 V DC ... 30 V DC |
| Ripple | < 5 Vpp |
| Current consumption | ≤ 20 mA, without load. At UB = 24 V |
| Protection class | III |
| Digital Output type | NPN |
| Switching mode | - |
| Switching mode selector | - |
| Signal voltage PNP HIGH/LOW | Approx. UB-3 V / 0 V |
| Output current Imax. | ≤ 100 mA |
| Response time | ≤ 625 µs |
| Switching frequency | 1,000 Hz 3) |
| 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 (EN 60529) |
| Ambient operating temperature | –20 °C ... +50 °C |
| Ambient temperature, storage | –40 °C ... +70 °C |
| Weight | Approx. 60 g |
The GSE6L-N4211 Sick 40m Through-beam Sensor is a photoelectric sensor designed for long-distance object detection in industrial automation systems. It provides 40 m sensing capability, laser-based through-beam operation, NPN digital output, and 680 nm visible red light for accurate signal transmission. This model belongs to the Sick G6 series and is used where extended sensing distance and stable detection are required.
The GSE6L-N4211 Sick 40m Through-beam Sensor is applied in conveyors, material handling systems, automated assembly lines, and perimeter detection setups. Its laser through-beam principle supports precise detection across long distances, making it suitable for large industrial layouts. Fast response time and high switching frequency enable reliable operation in high-speed automation processes, while the compact rectangular housing allows flexible installation.
The Sick GSE6L-N4211 photoelectric sensor delivers dependable long-range sensing with defined optical and electrical characteristics. With IP67 enclosure, controlled output current, and standardized dimensions, it integrates reliably into industrial automation environments. As part of the Sick G6 photoelectric sensor family, this model is suited for continuous industrial use where stable long-distance detection and consistent NPN output performance are required.

