Sick GSE6-P0121S48 Photoelectric Sensor
The Sick GSE6-P0121S48 through-beam sensor delivers 10.6 m range, PNP output, infrared LED detection for industrial automation applications systems. This Sick 10.6 m Through-beam Sensor operates using 850 nm infrared light, runs on 10–30 V DC supply, supports 1,000 Hz switching frequency, and features a rectangular IP67 housing with M12 male 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 | GSE6-P0121S48 |
Sick GSE6-P0121S48 Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Functional principle | Through-beam photoelectric sensor |
| Functional principle detail | - |
| Sensing range max. | 0 m ... 14.5 m |
| Sensing range | 0 m ... 10.6 m |
| Light source | LED |
| Type of light | Infrared light |
| Light spot size (distance) | - |
| Wave length | 850 nm |
| Adjustment | None |
| 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 | < 625 µs 5) |
| Switching frequency | 1,000 Hz 6) |
| Housing | Rectangular |
| Dimensions (W x H x D) | 12 mm x 31.5 mm x 21 mm |
| Connection | Cable with M12 male connector, 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 | 60 g |
The GSE6-P0121S48 Sick 10.6 m Through-beam Sensor is designed for long-distance object detection in industrial automation environments. The GSE6-P0121S48 operates with a defined 0–10.6 m sensing range and maximum reach of 14.5 m, using 850 nm infrared LED technology. It provides a stable PNP digital output while operating on 10–30 V DC supply and belongs to the G6 series for standardized sensing applications.
The GSE6-P0121S48 Sick 10.6 m Through-beam Sensor is used in conveyors, packaging lines, automated assembly stations, and material flow monitoring systems. Its through-beam operating principle ensures reliable detection over extended distances, even in challenging industrial layouts. The rectangular ABS housing with IP67 protection supports continuous operation, while the fast response time enables accurate switching in PLC-controlled automation processes.
The Sick GSE6-P0121S48 Photoelectric Sensor delivers consistent sensing performance through defined electrical behavior and mechanical stability. Its infrared through-beam design ensures dependable detection across long distances in industrial environments. As part of Sick’s G6 photoelectric sensor portfolio, the GSE6-P0121S48 is suitable for reliable and repeatable industrial automation applications.

